Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 01:17

General

  • Target

    0837448d01426608a66931b99151e4c3_JaffaCakes118.dll

  • Size

    237KB

  • MD5

    0837448d01426608a66931b99151e4c3

  • SHA1

    b6133b217f8163f519f16366d6d187887f8c3e3f

  • SHA256

    eb1b66ee7a3ead7b51e420615a74b0032cdf94e1d64b1de12497455d593a08b8

  • SHA512

    f3edd1089d6f2ba8abeeac18d852bc7ae056df8af06dc5f7a60c1f01d8fbfce219f8bb627423ebdd2fbb581fa875f785348e4787f685985428325f301a1f00c3

  • SSDEEP

    6144:GD/hMJCeHCP+7+MkgYN6d6bTr8bDBIF1QKFGPmaMn:GD5MJCeHikfZYN6dUeDebB

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • UPX packed file 1 IoCs

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

  • 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.

  • Modifies registry class 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0837448d01426608a66931b99151e4c3_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4888
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\0837448d01426608a66931b99151e4c3_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:4000

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4000-0-0x0000000000400000-0x00000000004A2000-memory.dmp

          Filesize

          648KB

        • memory/4000-1-0x0000000002A80000-0x0000000002A81000-memory.dmp

          Filesize

          4KB