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Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 17:24

General

  • Target

    f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe

  • Size

    311KB

  • MD5

    f67fcbc55e6ff59bd37bc72cc5de178b

  • SHA1

    00bdb5a6f30c17404482f43e7fe72bcde0a2dfc2

  • SHA256

    7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e

  • SHA512

    22b059cb6d6dd6765d1e03d37a541d4ffcc6089687f54377cd21f2c7e34a89e6195115fbc90fd284412f462c8d885a653fc458f43be745faef9f4dfde81a895a

  • SSDEEP

    6144:xFLaRhPNsDQl/IZZ00wJJQPXvNXvQVG25PlaACWaX9lJBHg62EHi:xNUhPlA0UPfNXKGWPEfNlJBHgQ

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\f67fcbc55e6ff59bd37bc72cc5de178b_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\appvernom.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3368
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\appvernom.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2336
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Users\Admin\AppData\Local\appvernom.exe
      "C:\Users\Admin\AppData\Local\appvernom.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1812
      • C:\Users\Admin\AppData\Local\appvernom.exe
        "C:\Users\Admin\AppData\Local\appvernom.exe"
        3⤵
        • Executes dropped EXE
        PID:3592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\appvernom.exe

    Filesize

    311KB

    MD5

    f67fcbc55e6ff59bd37bc72cc5de178b

    SHA1

    00bdb5a6f30c17404482f43e7fe72bcde0a2dfc2

    SHA256

    7a93b3d18a91b70cbf5f63e2b93686dc90f2c1c241ec92f128c6e40bd1e2ba3e

    SHA512

    22b059cb6d6dd6765d1e03d37a541d4ffcc6089687f54377cd21f2c7e34a89e6195115fbc90fd284412f462c8d885a653fc458f43be745faef9f4dfde81a895a

  • memory/1648-4-0x00000000749D0000-0x0000000075180000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-2-0x0000000007C60000-0x0000000007CA2000-memory.dmp

    Filesize

    264KB

  • memory/1648-3-0x0000000003230000-0x0000000003258000-memory.dmp

    Filesize

    160KB

  • memory/1648-5-0x00000000082C0000-0x0000000008864000-memory.dmp

    Filesize

    5.6MB

  • memory/1648-6-0x0000000007E00000-0x0000000007E92000-memory.dmp

    Filesize

    584KB

  • memory/1648-0-0x00000000749DE000-0x00000000749DF000-memory.dmp

    Filesize

    4KB

  • memory/1648-9-0x00000000749DE000-0x00000000749DF000-memory.dmp

    Filesize

    4KB

  • memory/1648-10-0x00000000749D0000-0x0000000075180000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-12-0x00000000749D0000-0x0000000075180000-memory.dmp

    Filesize

    7.7MB

  • memory/1648-1-0x0000000000E20000-0x0000000000E78000-memory.dmp

    Filesize

    352KB

  • memory/1812-16-0x0000000008810000-0x00000000088AC000-memory.dmp

    Filesize

    624KB

  • memory/3592-17-0x0000000000450000-0x0000000000470000-memory.dmp

    Filesize

    128KB