Analysis

  • max time kernel
    138s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 16:53

General

  • Target

    a775e92460b959426503963215e302ef_JaffaCakes118.exe

  • Size

    444KB

  • MD5

    a775e92460b959426503963215e302ef

  • SHA1

    733eab1063229a9a97e0c825de91b8a4a0b8ce30

  • SHA256

    b81b472c61dee5c6c254dc572dc92d63091e386bcdeb7b1c87c1c922d212a808

  • SHA512

    34ce3cb5aa1e9d94234a31131b2d23225f4c4c0bb9958dba65a55e68d71af5b79459b2b13ed2eeb05a7284762f79992b2ccf16e8caf0f643221c1d973d399df1

  • SSDEEP

    12288:QKPNRt45pUGEec0ugAAbFWwMUTe2Bydon6v2szGv+Kc:QKP1FLvgAAbFWwMSXyi6nj

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a775e92460b959426503963215e302ef_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a775e92460b959426503963215e302ef_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\ProgramData\gM04201MnFkH04201\gM04201MnFkH04201.exe
      "C:\ProgramData\gM04201MnFkH04201\gM04201MnFkH04201.exe" "C:\Users\Admin\AppData\Local\Temp\a775e92460b959426503963215e302ef_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2016
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 1328
        3⤵
        • Program crash
        PID:2480
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2016 -ip 2016
    1⤵
      PID:2912

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\gM04201MnFkH04201\gM04201MnFkH04201.exe

      Filesize

      444KB

      MD5

      2c8268dc1c5f5e0cdb67835cf2d92b7f

      SHA1

      8ebef9c28eb689adf5e5a602ae94964cd79dee28

      SHA256

      e6132ba66aded87627b9f5d9b4aa1008a74252a1ff71cf148fa2bb8792f278a8

      SHA512

      33d98ab3d838dc856613831a7530ab17348cacb91c3780c7c46685a7c39d6b64d22fcfed0aa94dd3803d2cb5c7f2cbc7e29027acc50fdf2a3b6c29851acb9fb9

    • memory/2016-18-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/2016-17-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/2016-26-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/2016-31-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/4548-2-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/4548-1-0x0000000000400000-0x00000000004BF000-memory.dmp

      Filesize

      764KB

    • memory/4548-14-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/4548-15-0x0000000000400000-0x00000000004BF000-memory.dmp

      Filesize

      764KB