Analysis

  • max time kernel
    140s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 02:57

General

  • Target

    dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll

  • Size

    302KB

  • MD5

    dd882c6a89883b46c37edc969bf5e388

  • SHA1

    85aa3e5630109f49a45c256cc63a1d26c6cbc935

  • SHA256

    5388730edaa08c80a2e19d8ef5a2c06a906d53f26e04b647d58fed2822d1f17d

  • SHA512

    73e18650d1e6a537e63ea09f13c1af185b86ea4ebf702a7722ae9c7442275069cb0699e3592dd411c289191c4e6782e05bb9e65858a423e3493876520a718131

  • SSDEEP

    6144:1hzho3uHTdtA0slNuGgzncbJp4tYGM9ueny7Vo/215TiD55fondbPvWS8FAX:1hzKCT0Znulzsp4tYGM9LnCV+2/GjQdP

Malware Config

Signatures

  • Server Software Component: Terminal Services DLL 1 TTPs 2 IoCs
  • Sets service image path in registry 2 TTPs 2 IoCs
  • UPX packed file 2 IoCs

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

  • Drops file in System32 directory 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 use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4712
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll
      2⤵
      • Server Software Component: Terminal Services DLL
      • Sets service image path in registry
      • System Location Discovery: System Language Discovery
      PID:3068
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k storagesvc -s storagesvc
    1⤵
    • Server Software Component: Terminal Services DLL
    • Sets service image path in registry
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    PID:3548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3068-0-0x0000000000400000-0x00000000004DE000-memory.dmp

    Filesize

    888KB

  • memory/3068-1-0x0000000000F10000-0x0000000000F11000-memory.dmp

    Filesize

    4KB

  • memory/3548-2-0x0000000000400000-0x00000000004DE000-memory.dmp

    Filesize

    888KB