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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    12/07/2024, 03:36

General

  • Target

    3bdb5bee0539aa49ab489385c4f24591_JaffaCakes118.exe

  • Size

    361KB

  • MD5

    3bdb5bee0539aa49ab489385c4f24591

  • SHA1

    d254e13bb1d647841c46ef23bdea512eb17fe56c

  • SHA256

    1ff5e122fbfd7b0f3fec81adcd596c41f88a79525ef30d4842cf7076c5eb8d4d

  • SHA512

    679d0f32d14d5edf76d70f9a1b685e099808a1cafc186ae9b7fd056fca01b757aa2aa9ed2ee1373075314f33120e5f7e3669718a9e514c34a0674ce1c24f6631

  • SSDEEP

    6144:0YnUIr+OXOBaU7iGYiJkaV2OFbC4XEqPTY/U1GvbYG+XtLETkzmo:0YnUZxgU7iGYiJkaC2fPTY/U8vbYj54O

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bdb5bee0539aa49ab489385c4f24591_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3bdb5bee0539aa49ab489385c4f24591_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\ProgramData\nE02401ApIgN02401\nE02401ApIgN02401.exe
      "C:\ProgramData\nE02401ApIgN02401\nE02401ApIgN02401.exe" "C:\Users\Admin\AppData\Local\Temp\3bdb5bee0539aa49ab489385c4f24591_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \ProgramData\nE02401ApIgN02401\nE02401ApIgN02401.exe

    Filesize

    361KB

    MD5

    b2e1ffc3dea8c2f8eaa4219f2aabef3a

    SHA1

    f38e979e000ec1ca98fc636572f4200c59e6a518

    SHA256

    11899884f8c6e35a164e70ab45ebda4615c74957191b32de9f1c15b50f66737b

    SHA512

    2254b3328ab60b0084647f6098771430e24d3610030ca3b567396c96e16f038757dbb74e9c69b2f79dd94c1e1516106811360e3ad8a3ac6bbe36ce7467c4a6d6

  • memory/800-40-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/800-39-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2284-0-0x00000000004C9000-0x00000000004CA000-memory.dmp

    Filesize

    4KB

  • memory/2284-1-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2284-2-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2284-3-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2284-12-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2284-14-0x00000000004C9000-0x00000000004CA000-memory.dmp

    Filesize

    4KB

  • memory/2284-35-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB