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Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913)

Elise is a custom backdoor Trojan that appears to be used exclusively by Lotus Blossom. It is part of a larger group of tools referred to as LStudio, ST Group, and APT0LSTU. (Citation: Lotus Blossom Jun 2015)(Citation: Accenture Dragonfish Jan 2018)

Cluster A Galaxy A Cluster B Galaxy B Level
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Dynamic-link Library Injection - T1055.001 (f4599aa0-4f85-4a32-80ea-fc39dc965945) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Standard Encoding - T1132.001 (04fd5427-79c7-44ea-ae13-11b24778ff1c) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Timestomp - T1070.006 (47f2d673-ca62-47e9-929b-1b0be9657611) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Elise Backdoor (d70fd29d-590e-4ed5-b72f-6ce0142019c6) Tool 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Match Legitimate Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Process Discovery - T1057 (8f4a33ec-8b1f-4b80-a2f6-642b2e479580) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Registry Run Keys / Startup Folder - T1547.001 (9efb1ea7-c37b-4595-9640-b7680cd84279) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware System Information Discovery - T1082 (354a7f88-63fb-41b5-a801-ce3b377b36f1) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Encrypted/Encoded File - T1027.013 (0d91b3c0-5e50-47c3-949a-2a796f04d144) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware System Network Configuration Discovery - T1016 (707399d6-ab3e-4963-9315-d9d3818cd6a0) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Rundll32 - T1218.011 (045d0922-2310-4e60-b5e4-3302302cb3c5) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Elise (3477a25d-e04b-475e-8330-39f66c10cc01) Malpedia 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Local Data Staging - T1074.001 (1c34f7aa-9341-4a48-bfab-af22e51aca6c) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Windows Service - T1543.003 (2959d63f-73fd-46a1-abd2-109d7dcede32) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware File and Directory Discovery - T1083 (7bc57495-ea59-4380-be31-a64af124ef18) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware System Service Discovery - T1007 (322bad5a-1c49-4d23-ab79-76d641794afa) Attack Pattern 1
Elise - S0081 (7551188b-8f91-4d34-8350-0d0c57b2b913) Malware Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 1
Process Injection - T1055 (43e7dc91-05b2-474c-b9ac-2ed4fe101f4d) Attack Pattern Dynamic-link Library Injection - T1055.001 (f4599aa0-4f85-4a32-80ea-fc39dc965945) Attack Pattern 2
Standard Encoding - T1132.001 (04fd5427-79c7-44ea-ae13-11b24778ff1c) Attack Pattern Data Encoding - T1132 (cc7b8c4e-9be0-47ca-b0bb-83915ec3ee2f) Attack Pattern 2
Timestomp - T1070.006 (47f2d673-ca62-47e9-929b-1b0be9657611) Attack Pattern Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69) Attack Pattern 2
Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern Account Discovery - T1087 (72b74d71-8169-42aa-92e0-e7b04b9f5a08) Attack Pattern 2
Elise Backdoor (d70fd29d-590e-4ed5-b72f-6ce0142019c6) Tool Elise (3477a25d-e04b-475e-8330-39f66c10cc01) Malpedia 2
Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0) Attack Pattern Match Legitimate Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern 2
Registry Run Keys / Startup Folder - T1547.001 (9efb1ea7-c37b-4595-9640-b7680cd84279) 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
System Binary Proxy Execution - T1218 (457c7820-d331-465a-915e-42f85500ccc4) Attack Pattern Rundll32 - T1218.011 (045d0922-2310-4e60-b5e4-3302302cb3c5) Attack Pattern 2
Local Data Staging - T1074.001 (1c34f7aa-9341-4a48-bfab-af22e51aca6c) Attack Pattern Data Staged - T1074 (7dd95ff6-712e-4056-9626-312ea4ab4c5e) Attack Pattern 2
File Deletion - T1070.004 (d63a3fb8-9452-4e9d-a60a-54be68d5998c) Attack Pattern Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69) 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
Windows Service - T1543.003 (2959d63f-73fd-46a1-abd2-109d7dcede32) Attack Pattern Create or Modify System Process - T1543 (106c0cf6-bf73-4601-9aa8-0945c2715ec5) Attack Pattern 2
Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6) Attack Pattern Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 2