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UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa)

UPPERCUT is a 32-bit HTTP-based backdoor that has been used by menuPass since at least 2017.(Citation: FireEye APT10 Sept 2018) Once thought to be exclusive to menuPass, UPPERCUT was also observed being used by menuPass-associated MirrorFace during Operation AkaiRyū.(Citation: Trend Micro Earth Kasha Anel NOV 2024)

Cluster A Galaxy A Cluster B Galaxy B Level
File and Directory Discovery - T1083 (7bc57495-ea59-4380-be31-a64af124ef18) Attack Pattern UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Standard Encoding - T1132.001 (04fd5427-79c7-44ea-ae13-11b24778ff1c) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware System Owner/User Discovery - T1033 (03d7999c-1f4c-42cc-8373-e7690d318104) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware System Information Discovery - T1082 (354a7f88-63fb-41b5-a801-ce3b377b36f1) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Delay Execution - T1678 (a1df809c-7d0e-459f-8fe5-25474bab770b) Attack Pattern 1
Bypass User Account Control - T1548.002 (120d5519-3098-4e1c-9191-2aa61232f073) Attack Pattern UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware System Network Configuration Discovery - T1016 (707399d6-ab3e-4963-9315-d9d3818cd6a0) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Data from Local System - T1005 (3c4a2599-71ee-4405-ba1e-0e28414b4bc5) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware DLL - T1574.001 (2fee9321-3e71-4cf4-af24-d4d40d355b34) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware System Time Discovery - T1124 (f3c544dc-673c-4ef3-accb-53229f1ae077) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern 1
UPPERCUT - S0275 (fb4e3792-e915-4fdd-a9cd-92dfa2ace7aa) Malware Screen Capture - T1113 (0259baeb-9f63-4c69-bf10-eb038c390688) Attack Pattern 1
Standard Encoding - T1132.001 (04fd5427-79c7-44ea-ae13-11b24778ff1c) Attack Pattern Data Encoding - T1132 (cc7b8c4e-9be0-47ca-b0bb-83915ec3ee2f) Attack Pattern 2
Bypass User Account Control - T1548.002 (120d5519-3098-4e1c-9191-2aa61232f073) Attack Pattern Abuse Elevation Control Mechanism - T1548 (67720091-eee3-4d2d-ae16-8264567f6f5b) 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
Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6) Attack Pattern Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 2
Hijack Execution Flow - T1574 (aedfca76-3b30-4866-b2aa-0f1d7fd1e4b6) Attack Pattern DLL - T1574.001 (2fee9321-3e71-4cf4-af24-d4d40d355b34) 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