Analysis

  • max time kernel
    143s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    31/08/2024, 07:46

General

  • Target

    cc6f4385cd9e778f241bddc1467e1e8c_JaffaCakes118.exe

  • Size

    755KB

  • MD5

    cc6f4385cd9e778f241bddc1467e1e8c

  • SHA1

    77d091a48cfe12a00e4e9e5ce76ba0df8245d631

  • SHA256

    3cf884c82bfa4d0465dc71b089185a784dde18ca0d5dfa6b9f9a35ff5950a92d

  • SHA512

    b263cd148f5411e89a77bbc2965d6534c12ffe7759a5757788a0b24884e382077552671dd1447e7c34576d5c2b525035a294723b98381d5302df7d85d9dbc49c

  • SSDEEP

    12288:F9pfgD4Ea7F9oTIUrDcD51DTVYEfSp4fTSNvcdXm7H8RG6RbJJvH2:r1gXb7roPVYEf7fWpqXm77+JvH2

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 13 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc6f4385cd9e778f241bddc1467e1e8c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cc6f4385cd9e778f241bddc1467e1e8c_JaffaCakes118.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:292
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\cc6f4385cd9e778f241bddc1467e1e8c_JaffaCakes118.exe"
      2⤵
      • UAC bypass
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:1140
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-940600906-3464502421-4240639183-1000\549b9b645cadfe6bb4bc69cf363c354c_c13b6b87-25b1-4e34-a420-7feacfe0b8db

    Filesize

    2KB

    MD5

    f97f9e17eafdd0105a4e11bafde04b40

    SHA1

    ba06a7abe986a61b71889b80a6f9b02b22d40667

    SHA256

    4783424121e6c2f870dc931b374d20c62c764eddc5769d2f536609adc1226abb

    SHA512

    778c4aab55f6f0fe44dbc9a97f53b59ec8ed2e35901f77afebaea57c738ad301412760709ab909b51335ddd7676cd8f8c1410c5751f2ef5cc74282bcd6c5f50e

  • C:\Windows\mstwain32.exe

    Filesize

    755KB

    MD5

    cc6f4385cd9e778f241bddc1467e1e8c

    SHA1

    77d091a48cfe12a00e4e9e5ce76ba0df8245d631

    SHA256

    3cf884c82bfa4d0465dc71b089185a784dde18ca0d5dfa6b9f9a35ff5950a92d

    SHA512

    b263cd148f5411e89a77bbc2965d6534c12ffe7759a5757788a0b24884e382077552671dd1447e7c34576d5c2b525035a294723b98381d5302df7d85d9dbc49c

  • memory/292-0-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/292-3-0x0000000000401000-0x000000000044C000-memory.dmp

    Filesize

    300KB

  • memory/292-4-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/292-8-0x0000000002A30000-0x0000000002A40000-memory.dmp

    Filesize

    64KB

  • memory/292-13-0x0000000003BB0000-0x0000000003CB5000-memory.dmp

    Filesize

    1.0MB

  • memory/292-16-0x0000000000401000-0x000000000044C000-memory.dmp

    Filesize

    300KB

  • memory/292-15-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-26-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-22-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-27-0x0000000001FC0000-0x0000000001FCE000-memory.dmp

    Filesize

    56KB

  • memory/1140-29-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-30-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-31-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-32-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-33-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-35-0x0000000001FC0000-0x0000000001FCE000-memory.dmp

    Filesize

    56KB

  • memory/1140-34-0x0000000000590000-0x0000000000598000-memory.dmp

    Filesize

    32KB

  • memory/1140-36-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/1140-37-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB