Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    20-05-2024 00:43

General

  • Target

    5c51795853e77f806174a130eaf39694_JaffaCakes118.exe

  • Size

    624KB

  • MD5

    5c51795853e77f806174a130eaf39694

  • SHA1

    0dcd2f714f81ec0c166f5f0f8f65fa6c7da4ae3e

  • SHA256

    181e4423a1bec894471cf972cac0f4d297838621f97a3fdba1392534919b9eac

  • SHA512

    0b790b63f92ea3c6477cf212ac125d10d5f09588d7036b0c4cc2c27ede7d237d508b9ccdc47d49695c711d857ffa20d9d236f49526cf283772a0eeec4662a4ef

  • SSDEEP

    12288:xZJlHuFhjaXQ8goculZ4/Hfvuxw0f9wyMzzstdpwifaha2jjj6FqgCw4JW:xNuWgx0pUW

Score
10/10

Malware Config

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5c51795853e77f806174a130eaf39694_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:3040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\VFGRBTR\logs.dat

    Filesize

    79B

    MD5

    2025d212174039e3c75186de5d9c0205

    SHA1

    4bd819b2156c87c07424f579b792db7dbb5505d6

    SHA256

    7b94b1002eda1d3040ef828bd633fda53a0e5ed1fa41437aefacff9e2ac8355b

    SHA512

    2beeb5d6611bb9bd422f2c8db53593ee9dc74177d0f251a12791eb0955d99f245445ae28cafe68c5ccfa122fb9810f479e92425e1a886f18eaee0fd6d66bf610

  • memory/1936-0-0x000000007407E000-0x000000007407F000-memory.dmp

    Filesize

    4KB

  • memory/1936-1-0x0000000000F50000-0x0000000000FDA000-memory.dmp

    Filesize

    552KB

  • memory/1936-2-0x0000000000360000-0x0000000000396000-memory.dmp

    Filesize

    216KB

  • memory/1936-3-0x0000000000240000-0x0000000000254000-memory.dmp

    Filesize

    80KB

  • memory/1936-14-0x0000000074070000-0x000000007475E000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-23-0x0000000074070000-0x000000007475E000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-22-0x000000007407E000-0x000000007407F000-memory.dmp

    Filesize

    4KB

  • memory/3040-12-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-16-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-15-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-10-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-9-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-8-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-7-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/3040-6-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-17-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-20-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-25-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3040-5-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB