General

  • Target

    066253a6ee8e8b89e0482e864d562c1b_JaffaCakes118

  • Size

    146KB

  • Sample

    240620-qm56gszcnd

  • MD5

    066253a6ee8e8b89e0482e864d562c1b

  • SHA1

    f09c1ffeaf529d8f80e522781c5d1cfbb5585e55

  • SHA256

    5d6e4a33861ef01ae37bf7bd652b60bf6c4f2c2136fd2f2361641a03137e926f

  • SHA512

    02630d16aea1d6918f58f6f4a8487fe7ba9d17c7dbbbdc37f199c5600cd4b8db84a18553f6daf4135c712efc9864244898347b1171deff3603bb4f375221aca2

  • SSDEEP

    3072:LrN7PfeGTMpzXCV14qE4XONwtN0xM4FggARl1Qk43B:V7PfHcXCV6tFggA7nqB

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      066253a6ee8e8b89e0482e864d562c1b_JaffaCakes118

    • Size

      146KB

    • MD5

      066253a6ee8e8b89e0482e864d562c1b

    • SHA1

      f09c1ffeaf529d8f80e522781c5d1cfbb5585e55

    • SHA256

      5d6e4a33861ef01ae37bf7bd652b60bf6c4f2c2136fd2f2361641a03137e926f

    • SHA512

      02630d16aea1d6918f58f6f4a8487fe7ba9d17c7dbbbdc37f199c5600cd4b8db84a18553f6daf4135c712efc9864244898347b1171deff3603bb4f375221aca2

    • SSDEEP

      3072:LrN7PfeGTMpzXCV14qE4XONwtN0xM4FggARl1Qk43B:V7PfHcXCV6tFggA7nqB

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies firewall policy service

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Tasks