Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2024 10:43

General

  • Target

    fc204841ee00f819698153ea891c8712_JaffaCakes118.exe

  • Size

    367KB

  • MD5

    fc204841ee00f819698153ea891c8712

  • SHA1

    221589bbf0a33c3b7074600abf59ecda708ba23a

  • SHA256

    2dfecddad878f88aa8f842bb589436655b37de8ff6eb8c35bcaa7d2f857c67df

  • SHA512

    de60c25456eaeef94ec2b037f755cd6eba432453a84a670b755d3d7d58fb589203862976d562c33a828741c47fbb3ed6027c11ef2614cda32ee3342045a2e424

  • SSDEEP

    6144:dDpXg314csF866r7m+humdULbJn83zgFXQdbhhqKxevVEBBf1CvVdQ/NmQY7psqL:dK3e4SmKMHePdUmQyx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 11 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc204841ee00f819698153ea891c8712_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fc204841ee00f819698153ea891c8712_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:812
    • C:\ProgramData\cJ11000CePjF11000\cJ11000CePjF11000.exe
      "C:\ProgramData\cJ11000CePjF11000\cJ11000CePjF11000.exe" "C:\Users\Admin\AppData\Local\Temp\fc204841ee00f819698153ea891c8712_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\cJ11000CePjF11000\cJ11000CePjF11000

    Filesize

    208B

    MD5

    890fd51e9efaf40befa6774d107ac862

    SHA1

    0d931b0e749029989cbd8dd1be8d9fc532d6e046

    SHA256

    b737b2e49c4dbc34ee81b36c0a87eefb8636cc6a7116dee3fbda787c0f6cde55

    SHA512

    e092466e6cea0a5d071c89980c37124b7f0e8b16ed37cfe3730f1293eb313bae5b70b4e331db5687c3479c777933c3f0a627f2bb86999c36fb02dffd557b5685

  • \ProgramData\cJ11000CePjF11000\cJ11000CePjF11000.exe

    Filesize

    367KB

    MD5

    2504cc4eb9d1c6e1d6436751a5637bfd

    SHA1

    acd300f372ad7ebb5c53ffc44e1668fa4bad2208

    SHA256

    011b8198dd4755c95d86d30962ca88a93a76188666ec5c0392fe9d133a9fa75f

    SHA512

    ee7f6db25a226a41b743ee9694012f8ba3e514d821de944973536d49e94bf922de85fb97c8fafc4677dbe9eaddadcb1d24dcb94fd1f24fe583df3cf41dca2e94

  • memory/812-33-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB

  • memory/812-1-0x00000000003A0000-0x00000000003F1000-memory.dmp

    Filesize

    324KB

  • memory/812-7-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/812-50-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/812-0-0x0000000000280000-0x00000000002DC000-memory.dmp

    Filesize

    368KB

  • memory/812-49-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB

  • memory/812-31-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/2792-15-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB

  • memory/2792-32-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB

  • memory/2792-46-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB

  • memory/2792-22-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB

  • memory/2792-21-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB

  • memory/2792-55-0x0000000000400000-0x00000000004D3000-memory.dmp

    Filesize

    844KB