Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/03/2024, 22:41

General

  • Target

    6029e560b25e77fa0dfb90c1f699e30a_JaffaCakes118.msi

  • Size

    264KB

  • MD5

    6029e560b25e77fa0dfb90c1f699e30a

  • SHA1

    b527ed1a06832418dba90812064bffccacc2b352

  • SHA256

    21c15427e510d11a270acde17b9be3f4b521c2b79caedeba4241433355acfb68

  • SHA512

    f729f7ae148eb7bf744af0142a6f68516067278b2ea416a8872ac51f465dc15253fc913f4a10ce35aac80a9e92174980bfd1c0903a9efd7eb4cfc47a7e6e5e87

  • SSDEEP

    3072:0mAk2R903DaYRAkwgz88ereWn/7w05g0WaAMcB3RUN46ILJ9+ZB5yOannb:0mn3DaYRAV8er1nzTsaPrIb

Score
6/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 5 IoCs
  • Loads dropped DLL 2 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\6029e560b25e77fa0dfb90c1f699e30a_JaffaCakes118.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2364
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5016
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 6A39AD379797F504C4DF17E86549264E
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      PID:3988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Installer\MSI610C.tmp

    Filesize

    91KB

    MD5

    9f1e5d66c2889018daef4aef604eebc4

    SHA1

    b80294261c8a1635e16e14f55a3d76889ff2c857

    SHA256

    02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

    SHA512

    8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b