Analysis

  • max time kernel
    146s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    10-08-2024 14:17

General

  • Target

    866218537f9d9f69459c3298985ff1e0_JaffaCakes118.exe

  • Size

    340KB

  • MD5

    866218537f9d9f69459c3298985ff1e0

  • SHA1

    9756b8814c5a43e963d35e9ceff863074ef3fc13

  • SHA256

    044cdd8f019919db593b7cc3772ffeec63351180bfe37039cf38aad534621a3c

  • SHA512

    afc0e026b8bc6614c6812f01467f086c5b7da9108f7e62ea68a01b4a7a08129f91c7ab6c173fb4e6c419266dc31cc5837b7e5b5256b425ea7952ec36094f302b

  • SSDEEP

    6144:djfflWp4znRKCLuXxvrS3Jd9WiwHHo3p:dj8p49KCL6xv+BCG

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\866218537f9d9f69459c3298985ff1e0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\866218537f9d9f69459c3298985ff1e0_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2444 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\866218537f9d9f69459c3298985ff1e0_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\tucrqd.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:2044
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 2444
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2952
      • 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:2148
      • C:\Users\Admin\AppData\Local\tucrqd.exe
        C:\Users\Admin\AppData\Local\tucrqd.exe -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    340KB

    MD5

    866218537f9d9f69459c3298985ff1e0

    SHA1

    9756b8814c5a43e963d35e9ceff863074ef3fc13

    SHA256

    044cdd8f019919db593b7cc3772ffeec63351180bfe37039cf38aad534621a3c

    SHA512

    afc0e026b8bc6614c6812f01467f086c5b7da9108f7e62ea68a01b4a7a08129f91c7ab6c173fb4e6c419266dc31cc5837b7e5b5256b425ea7952ec36094f302b

  • memory/2444-0-0x0000000000230000-0x0000000000233000-memory.dmp

    Filesize

    12KB

  • memory/2444-1-0x0000000001000000-0x00000000010B7000-memory.dmp

    Filesize

    732KB

  • memory/2444-3-0x0000000001000000-0x00000000010B7000-memory.dmp

    Filesize

    732KB

  • memory/2444-5-0x0000000001000000-0x00000000010B7000-memory.dmp

    Filesize

    732KB

  • memory/2804-10-0x0000000001000000-0x00000000010B7000-memory.dmp

    Filesize

    732KB

  • memory/2804-11-0x0000000001000000-0x00000000010B7000-memory.dmp

    Filesize

    732KB

  • memory/2804-13-0x0000000001000000-0x00000000010B7000-memory.dmp

    Filesize

    732KB

  • memory/2804-14-0x0000000001000000-0x00000000010B7000-memory.dmp

    Filesize

    732KB