Analysis

  • max time kernel
    94s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/09/2024, 04:16

General

  • Target
    d998151c5f135ab73d6336c1f1d2512d_JaffaCakes118.exe
  • Size 157KB
  • Sample240911-evtxmssbqp
  • SHA256 dca6e2b783dab78c14ddf9091de65952665a614ecdc8124d9ffe02cca3315dbb
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d998151c5f135ab73d6336c1f1d2512d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d998151c5f135ab73d6336c1f1d2512d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\d998151c5f135ab73d6336c1f1d2512d_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d998151c5f135ab73d6336c1f1d2512d_JaffaCakes118.exe"
      2⤵
        PID:1536
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 924
        2⤵
        • Program crash
        PID:4276
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1220 -ip 1220
      1⤵
        PID:1636

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            System.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsc980C.tmp\System.dll
            • Size 11KB
            • SHA256 fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
            • MD5 SHA1 SHA512 SSDEEP

            memory/1220-6-0x00000000022B0000-0x00000000022B9000-memory.dmp

            memory/1220-7-0x00000000022B0000-0x00000000022B9000-memory.dmp