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Analysis

  • max time kernel
    132s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    24/08/2024, 21:39

General

  • Target

    bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe

  • Size

    52KB

  • MD5

    bf77a657fd9fe20fc6fc3086b7e2db34

  • SHA1

    fd9faa24cc952246ea7b6052471f79f12a278473

  • SHA256

    1d5025d17d456f0e52070be485c71080904a8e8acba5274b92499105d43e5c67

  • SHA512

    e6c845ed5fe75e87a839df7200ca30aaa13968ca26978566c5333efd4360ecb768d66c14921fbc495bde5893a099a67da385f0a8c18ba4e495aa5badba6d58ed

  • SSDEEP

    1536:Hb+VQg3V+lRSPH8CIBz1AzdM6B9aLBsyvgteUWw3p:aVTwAYK+6EuyXUWwZ

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bf77a657fd9fe20fc6fc3086b7e2db34_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\ProgramData\ovwrqzah\ylyrmlgr.exe
      C:\ProgramData\ovwrqzah\ylyrmlgr.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:400
    • C:\Windows\SysWOW64\cmd.exe
      /c del /f C:\Users\Admin\AppData\Local\Temp\BF77A6~1.EXE.bak >> NUL
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \ProgramData\ovwrqzah\ylyrmlgr.exe

    Filesize

    52KB

    MD5

    bf77a657fd9fe20fc6fc3086b7e2db34

    SHA1

    fd9faa24cc952246ea7b6052471f79f12a278473

    SHA256

    1d5025d17d456f0e52070be485c71080904a8e8acba5274b92499105d43e5c67

    SHA512

    e6c845ed5fe75e87a839df7200ca30aaa13968ca26978566c5333efd4360ecb768d66c14921fbc495bde5893a099a67da385f0a8c18ba4e495aa5badba6d58ed

  • memory/3032-8-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB