Analysis

  • max time kernel
    136s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-06-2024 03:39

General

  • Target

    906c00ea3534b971cd776be51661e525_JaffaCakes118.exe

  • Size

    683KB

  • MD5

    906c00ea3534b971cd776be51661e525

  • SHA1

    4cb7d910fab2d2510184b13bf49ac7ff47574361

  • SHA256

    117e77bafe056a865d0f4f930d205a7abe9517a321e898682939156fc8e97930

  • SHA512

    26b11ec3aa1a5d547818f507cf3b67157fc5669600a1188d09525497f61172f03b2e230018e9a73325efb9664eb8f5073d4568db1e26d8f682a7dce53af357cb

  • SSDEEP

    12288:apI1ozCEXgFQZ5O4GsLUfia4eiTxMovq6WuPCOlf5+V6V:yI1oz7gFGL/Uqbe6x5Ku6Op5+V6V

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\906c00ea3534b971cd776be51661e525_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\906c00ea3534b971cd776be51661e525_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3108
    • C:\Users\Admin\AppData\Local\Temp\n6800\s6800.exe
      "C:\Users\Admin\AppData\Local\Temp\n6800\s6800.exe" 41cc906fba3f8f6e979ff3aaRs5lmK6tsCLdZwbnTcbEZLpr4ElO0SnQAkWhtC4eXD2ROssxiR/Ef7skYDRp3AXh/F7rp/mn8b0A5vQparF4d7GHhlAbsgztGIaajRFvAHmdcN9lvLLdfKUt/JPCUMHSyCAorBfYfkOOorxSQ53iDu2kF22W4hHPZjH4L9ly /v "C:\Users\Admin\AppData\Local\Temp\906c00ea3534b971cd776be51661e525_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4416

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6800\s6800.exe

    Filesize

    350KB

    MD5

    d438749bcfe5bcdf1d59cbbb82341315

    SHA1

    2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

    SHA256

    0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

    SHA512

    f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

  • memory/4416-12-0x00007FFADA365000-0x00007FFADA366000-memory.dmp

    Filesize

    4KB

  • memory/4416-13-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-29-0x000000001B970000-0x000000001B980000-memory.dmp

    Filesize

    64KB

  • memory/4416-32-0x000000001C440000-0x000000001C90E000-memory.dmp

    Filesize

    4.8MB

  • memory/4416-33-0x000000001C910000-0x000000001C9AC000-memory.dmp

    Filesize

    624KB

  • memory/4416-34-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-35-0x000000001CB00000-0x000000001CB62000-memory.dmp

    Filesize

    392KB

  • memory/4416-36-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-37-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-38-0x000000001CA00000-0x000000001CA08000-memory.dmp

    Filesize

    32KB

  • memory/4416-39-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-40-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-41-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-42-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-43-0x0000000020090000-0x00000000201CC000-memory.dmp

    Filesize

    1.2MB

  • memory/4416-44-0x00000000206E0000-0x0000000020BEE000-memory.dmp

    Filesize

    5.1MB

  • memory/4416-45-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-46-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-47-0x00007FFADA365000-0x00007FFADA366000-memory.dmp

    Filesize

    4KB

  • memory/4416-48-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-49-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB

  • memory/4416-51-0x00007FFADA0B0000-0x00007FFADAA51000-memory.dmp

    Filesize

    9.6MB