Skip to content

Hide Navigation Hide TOC

Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0)

Bazar is a downloader and backdoor that has been used since at least April 2020, with infections primarily against professional services, healthcare, manufacturing, IT, logistics and travel companies across the US and Europe. Bazar reportedly has ties to TrickBot campaigns and can be used to deploy additional malware, including ransomware, and to steal sensitive data.(Citation: Cybereason Bazar July 2020)

Cluster A Galaxy A Cluster B Galaxy B Level
Software Discovery - T1518 (e3b6daca-e963-4a69-aee6-ed4fd653ad58) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c) Attack Pattern 1
Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Clear Persistence - T1070.009 (d2c4e5ea-dbdf-4113-805a-b1e2a337fb33) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware File and Directory Discovery - T1083 (7bc57495-ea59-4380-be31-a64af124ef18) Attack Pattern 1
System Owner/User Discovery - T1033 (03d7999c-1f4c-42cc-8373-e7690d318104) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Shortcut Modification - T1547.009 (4ab929c6-ee2d-4fb5-aab4-b14be2ed7179) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Remote System Discovery - T1018 (e358d692-23c0-4a31-9eb6-ecc13a8d7735) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware BITS Jobs - T1197 (c8e87b83-edbb-48d4-9295-4974897525b7) Attack Pattern 1
Malicious Link - T1204.001 (ef67e13e-5598-4adc-bdb2-998225874fa9) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Process Doppelgänging - T1055.013 (7007935a-a8a7-4c0b-bd98-4e85be8ed197) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Disable or Modify Tools - T1685 (bbde9781-60aa-4b8a-a911-895b0c1b3872) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Fallback Channels - T1008 (f24faf46-3b26-4dbb-98f2-63460498e433) Attack Pattern 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware System Language Discovery - T1614.001 (c1b68a96-3c48-49ea-a6c0-9b27359f9c19) Attack Pattern 1
Domain Generation Algorithms - T1568.002 (118f61a5-eb3e-4fb6-931f-2096647f4ecd) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
System Time Discovery - T1124 (f3c544dc-673c-4ef3-accb-53229f1ae077) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Spearphishing Link - T1566.002 (2b742742-28c3-4e1b-bab7-8350d6300fa7) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Multi-Stage Channels - T1104 (84e02621-8fdf-470f-bd58-993bb6a89d91) Attack Pattern 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Security Software Discovery - T1518.001 (cba37adb-d6fb-4610-b069-dd04c0643384) Attack Pattern 1
System Information Discovery - T1082 (354a7f88-63fb-41b5-a801-ce3b377b36f1) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Network Share Discovery - T1135 (3489cfc5-640f-4bb3-a103-9137b97de79f) Attack Pattern 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Time Based Checks - T1497.003 (4bed873f-0b7d-41d4-b93a-b6905d1f90b0) Attack Pattern 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Dynamic API Resolution - T1027.007 (ea4c2f9c-9df1-477c-8c42-6da1118f2ac4) Attack Pattern 1
Registry Run Keys / Startup Folder - T1547.001 (9efb1ea7-c37b-4595-9640-b7680cd84279) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Query Registry - T1012 (c32f7008-9fea-41f7-8366-5eb9b74bd896) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Software Packing - T1027.002 (deb98323-e13f-4b0c-8d94-175379069062) Attack Pattern 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Process Injection - T1055 (43e7dc91-05b2-474c-b9ac-2ed4fe101f4d) Attack Pattern 1
Domain Trust Discovery - T1482 (767dbf9e-df3f-45cb-8998-4903ab5f80c0) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Match Legitimate Resource Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Deobfuscate/Decode Files or Information - T1140 (3ccef7ae-cb5e-48f6-8302-897105fbf55c) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Web Service - T1102 (830c9528-df21-472c-8c14-a036bf17d665) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Process Discovery - T1057 (8f4a33ec-8b1f-4b80-a2f6-642b2e479580) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Windows Management Instrumentation - T1047 (01a5a209-b94c-450b-b7f9-946497d91055) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Masquerade Task or Service - T1036.004 (7bdca9d5-d500-4d7d-8c52-5fd47baf4c0c) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Winlogon Helper DLL - T1547.004 (6836813e-8ec8-4375-b459-abb388cb1a35) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Encrypted/Encoded File - T1027.013 (0d91b3c0-5e50-47c3-949a-2a796f04d144) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Data from Local System - T1005 (3c4a2599-71ee-4405-ba1e-0e28414b4bc5) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Double File Extension - T1036.007 (11f29a39-0942-4d62-92b6-fe236cf3066e) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Code Signing - T1553.002 (32901740-b42c-4fdd-bc02-345b5dc57082) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
PowerShell - T1059.001 (970a3432-3237-47ad-bcca-7d8cbb217736) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Native API - T1106 (391d824f-0ef1-47a0-b0ee-c59a75e27670) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
System Network Configuration Discovery - T1016 (707399d6-ab3e-4963-9315-d9d3818cd6a0) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Virtualization/Sandbox Evasion - T1497 (82caa33e-d11a-433a-94ea-9b5a5fbef81d) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Asymmetric Cryptography - T1573.002 (bf176076-b789-408e-8cba-7275e81c0ada) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware Domain Account - T1087.002 (21875073-b0ee-49e3-9077-1e2a885359af) Attack Pattern 1
Process Hollowing - T1055.012 (b200542e-e877-4395-875b-cf1a44537ca4) Attack Pattern Bazar - S0534 (99fdf3b4-96ef-4ab9-b191-fc683441cad0) Malware 1
Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9) Attack Pattern Scheduled Task/Job - T1053 (35dd844a-b219-4e2b-a6bb-efa9a75995a9) Attack Pattern 2
Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69) Attack Pattern File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c) Attack Pattern 2
Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69) Attack Pattern Clear Persistence - T1070.009 (d2c4e5ea-dbdf-4113-805a-b1e2a337fb33) Attack Pattern 2
Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6) Attack Pattern 2
Boot or Logon Autostart Execution - T1547 (1ecb2399-e8ba-4f6b-8ba7-5c27d49405cf) Attack Pattern Shortcut Modification - T1547.009 (4ab929c6-ee2d-4fb5-aab4-b14be2ed7179) Attack Pattern 2
User Execution - T1204 (8c32eb4d-805f-4fc5-bf60-c4d476c131b5) Attack Pattern Malicious Link - T1204.001 (ef67e13e-5598-4adc-bdb2-998225874fa9) Attack Pattern 2
Process Doppelgänging - T1055.013 (7007935a-a8a7-4c0b-bd98-4e85be8ed197) Attack Pattern Process Injection - T1055 (43e7dc91-05b2-474c-b9ac-2ed4fe101f4d) Attack Pattern 2
System Location Discovery - T1614 (c877e33f-1df6-40d6-b1e7-ce70f16f4979) Attack Pattern System Language Discovery - T1614.001 (c1b68a96-3c48-49ea-a6c0-9b27359f9c19) Attack Pattern 2
Dynamic Resolution - T1568 (7bd9c723-2f78-4309-82c5-47cad406572b) Attack Pattern Domain Generation Algorithms - T1568.002 (118f61a5-eb3e-4fb6-931f-2096647f4ecd) Attack Pattern 2
Encrypted Channel - T1573 (b8902400-e6c5-4ba2-95aa-2d35b442b118) Attack Pattern Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern 2
Spearphishing Link - T1566.002 (2b742742-28c3-4e1b-bab7-8350d6300fa7) Attack Pattern Phishing - T1566 (a62a8db3-f23a-4d8f-afd6-9dbc77e7813b) Attack Pattern 2
Software Discovery - T1518 (e3b6daca-e963-4a69-aee6-ed4fd653ad58) Attack Pattern Security Software Discovery - T1518.001 (cba37adb-d6fb-4610-b069-dd04c0643384) Attack Pattern 2
Account Discovery - T1087 (72b74d71-8169-42aa-92e0-e7b04b9f5a08) Attack Pattern Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern 2
Virtualization/Sandbox Evasion - T1497 (82caa33e-d11a-433a-94ea-9b5a5fbef81d) Attack Pattern Time Based Checks - T1497.003 (4bed873f-0b7d-41d4-b93a-b6905d1f90b0) Attack Pattern 2
Obfuscated Files or Information - T1027 (b3d682b6-98f2-4fb0-aa3b-b4df007ca70a) Attack Pattern Dynamic API Resolution - T1027.007 (ea4c2f9c-9df1-477c-8c42-6da1118f2ac4) Attack Pattern 2
Boot or Logon Autostart Execution - T1547 (1ecb2399-e8ba-4f6b-8ba7-5c27d49405cf) Attack Pattern Registry Run Keys / Startup Folder - T1547.001 (9efb1ea7-c37b-4595-9640-b7680cd84279) Attack Pattern 2
Obfuscated Files or Information - T1027 (b3d682b6-98f2-4fb0-aa3b-b4df007ca70a) Attack Pattern Software Packing - T1027.002 (deb98323-e13f-4b0c-8d94-175379069062) Attack Pattern 2
Match Legitimate Resource Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0) Attack Pattern 2
Masquerade Task or Service - T1036.004 (7bdca9d5-d500-4d7d-8c52-5fd47baf4c0c) Attack Pattern Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0) Attack Pattern 2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62) Attack Pattern 2
Winlogon Helper DLL - T1547.004 (6836813e-8ec8-4375-b459-abb388cb1a35) Attack Pattern Boot or Logon Autostart Execution - T1547 (1ecb2399-e8ba-4f6b-8ba7-5c27d49405cf) Attack Pattern 2
Encrypted/Encoded File - T1027.013 (0d91b3c0-5e50-47c3-949a-2a796f04d144) Attack Pattern Obfuscated Files or Information - T1027 (b3d682b6-98f2-4fb0-aa3b-b4df007ca70a) Attack Pattern 2
Double File Extension - T1036.007 (11f29a39-0942-4d62-92b6-fe236cf3066e) Attack Pattern Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0) Attack Pattern 2
Code Signing - T1553.002 (32901740-b42c-4fdd-bc02-345b5dc57082) Attack Pattern Subvert Trust Controls - T1553 (b83e166d-13d7-4b52-8677-dff90c548fd7) Attack Pattern 2
PowerShell - T1059.001 (970a3432-3237-47ad-bcca-7d8cbb217736) Attack Pattern Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern 2
Encrypted Channel - T1573 (b8902400-e6c5-4ba2-95aa-2d35b442b118) Attack Pattern Asymmetric Cryptography - T1573.002 (bf176076-b789-408e-8cba-7275e81c0ada) Attack Pattern 2
Account Discovery - T1087 (72b74d71-8169-42aa-92e0-e7b04b9f5a08) Attack Pattern Domain Account - T1087.002 (21875073-b0ee-49e3-9077-1e2a885359af) Attack Pattern 2
Process Hollowing - T1055.012 (b200542e-e877-4395-875b-cf1a44537ca4) Attack Pattern Process Injection - T1055 (43e7dc91-05b2-474c-b9ac-2ed4fe101f4d) Attack Pattern 2