Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/07/2024, 17:07

General

  • Target
    28f1cffd4a5ac7422da418f7bca083e7_JaffaCakes118.exe
  • Size 83KB
  • Sample240706-vm5l6sydja
  • SHA256 4a49383ee27dcf29e6da70f51b3d10c7d0a1e9ae9858431663406da90dd27dd6
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\28f1cffd4a5ac7422da418f7bca083e7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\28f1cffd4a5ac7422da418f7bca083e7_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Users\Admin\AppData\Local\Temp\eqs7B0C.tmp
      "C:\Users\Admin\AppData\Local\Temp\28f1cffd4a5ac7422da418f7bca083e7_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      PID:3416
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\28F1CF~1.EXE > nul
      2⤵
        PID:4068

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          RCX4038.tmp

          • Path C:\Program Files (x86)\Google\Update\RCX4038.tmp
          • Size 24KB
          • SHA256 468ca83e74568d3aa13767b85caa6292595c4dff749dcf6b2f5afa40ee9e3045
          • MD5 SHA1 SHA512 SSDEEP

          RCX44A4.tmp

          • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.187.41\RCX44A4.tmp
          • Size 24KB
          • SHA256 3848bc269498c10587f165e7e04c67cb780f904328f56ee045b45edcb2882e75
          • MD5 SHA1 SHA512 SSDEEP

          7zFM.exe

          • Path C:\Program Files\7-Zip\7zFM.exe
          • Size 1.8MB
          • SHA256 51294ec4aea1b7ad52fdbe8211c7d50407b63b75856676fa3027aed2bae633a1
          • MD5 SHA1 SHA512 SSDEEP

          RCX2066.tmp

          • Path C:\Program Files\7-Zip\RCX2066.tmp
          • Size 12KB
          • SHA256 e5698ffda00cbfdc03b674fd751ba062436a474ebfa7214977d3795796e9da5a
          • MD5 SHA1 SHA512 SSDEEP

          RCX2E99.tmp

          • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\RCX2E99.tmp
          • Size 54KB
          • SHA256 458b6fd754eb042069e6ac856cdecc557f3ff1772856a14b1cd532c943173921
          • MD5 SHA1 SHA512 SSDEEP

          RCX2EEB.tmp

          • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\RCX2EEB.tmp
          • Size 3.9MB
          • SHA256 d24037c0861f8dcc2f28b80332c5d99f53fd6d770393ed9fbf51a27bbf9d7dee
          • MD5 SHA1 SHA512 SSDEEP

          RCX2F1B.tmp

          • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\RCX2F1B.tmp
          • Size 72KB
          • SHA256 81fb1b15df3d182a28db12788e8ba5aca165e98f61789545fd6756f52a4b114f
          • MD5 SHA1 SHA512 SSDEEP

          RCX2F7C.tmp

          • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\RCX2F7C.tmp
          • Size 4.1MB
          • SHA256 59fc48f1efead2be09a9cf3922f28af104522d7a64727b1f4101fa1c655f0b24
          • MD5 SHA1 SHA512 SSDEEP

          RCX2FAD.tmp

          • Path C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\RCX2FAD.tmp
          • Size 1007KB
          • SHA256 c753784f7373026a7d09ec14e279b6fcfa9b9b269936db1b675bd73cf1581b7f
          • MD5 SHA1 SHA512 SSDEEP

          setup.exe

          • Path C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\setup.exe
          • Size 471KB
          • SHA256 06e2d9ef0194176b5688ab023e26aa54739023108d0de92453c1287507153905
          • MD5 SHA1 SHA512 SSDEEP

          VC_redist.x64.exe

          • Path C:\ProgramData\Package Cache\{57a73df6-4ba9-4c1d-bbbb-517289ff6c13}\VC_redist.x64.exe
          • Size 650KB
          • SHA256 fe2406c97974f1c1a8a4a0e130d164baef6ec743533f1dd9173e8e4b1f868cc1
          • MD5 SHA1 SHA512 SSDEEP

          RCX4830.tmp

          • Path C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\RCX4830.tmp
          • Size 367KB
          • SHA256 68b7906c3c95d7a6d281000f291293b906e2f20945eada8aadf70233324ad82b
          • MD5 SHA1 SHA512 SSDEEP

          eqs7B0C.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\eqs7B0C.tmp
          • Size 32KB
          • SHA256 20e05a5219c4fbe3e094149efd5f706de81953f9da7471dab3556466d86a7e51
          • MD5 SHA1 SHA512 SSDEEP

          memory/60-1-0x0000000000401000-0x0000000000402000-memory.dmp