Analysis

  • max time kernel
    146s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 19:37

General

  • Target

    07235c9945f68931011995eba9894398_JaffaCakes118.exe

  • Size

    212KB

  • MD5

    07235c9945f68931011995eba9894398

  • SHA1

    1a2edb450daa82a8c47654db57bb3520b61d6b97

  • SHA256

    e23cd92e5418a1bc12b49a79af6259b8b436a3b0925e7ad0f38b6c89da65b254

  • SHA512

    d5817eb7811004838e9c837efb2276088d8d46a5d5a80271190902e06cffc4434450b584624c284158974a1c81e155aebe2d54b79c6b87e01f146668c442230d

  • SSDEEP

    3072:miSNHGPclYiCwZzD02FECk1/w5cxzWgOCWKWevc8oUumJp:oNHGPclmwFgUECgw5cxqgndTN

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07235c9945f68931011995eba9894398_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\07235c9945f68931011995eba9894398_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2876 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\07235c9945f68931011995eba9894398_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\ltbfkk.exe -f
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3028
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 2876
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2756
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2796
      • C:\Users\Admin\AppData\Local\ltbfkk.exe
        C:\Users\Admin\AppData\Local\ltbfkk.exe -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\ltbfkk.exe

    Filesize

    212KB

    MD5

    07235c9945f68931011995eba9894398

    SHA1

    1a2edb450daa82a8c47654db57bb3520b61d6b97

    SHA256

    e23cd92e5418a1bc12b49a79af6259b8b436a3b0925e7ad0f38b6c89da65b254

    SHA512

    d5817eb7811004838e9c837efb2276088d8d46a5d5a80271190902e06cffc4434450b584624c284158974a1c81e155aebe2d54b79c6b87e01f146668c442230d

  • memory/2868-9-0x0000000001000000-0x00000000010C9000-memory.dmp

    Filesize

    804KB

  • memory/2868-12-0x0000000001000000-0x00000000010C9000-memory.dmp

    Filesize

    804KB

  • memory/2868-10-0x0000000001000000-0x00000000010C9000-memory.dmp

    Filesize

    804KB

  • memory/2868-13-0x0000000001000000-0x00000000010C9000-memory.dmp

    Filesize

    804KB

  • memory/2876-0-0x00000000002B0000-0x00000000002B2000-memory.dmp

    Filesize

    8KB

  • memory/2876-1-0x0000000001000000-0x00000000010C9000-memory.dmp

    Filesize

    804KB

  • memory/2876-2-0x0000000001000000-0x00000000010C9000-memory.dmp

    Filesize

    804KB

  • memory/2876-4-0x0000000001000000-0x00000000010C9000-memory.dmp

    Filesize

    804KB