Analysis

  • max time kernel
    135s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 18:35

General

  • Target

    a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe

  • Size

    101KB

  • MD5

    a7c3493de6970cd2c7f3fa099893459e

  • SHA1

    a8b0e309791b5b47b8dee083c7071625560379aa

  • SHA256

    63bf4e48621084d50df9174f5c548168ebb3c26d91299d9e129c30b37b6a33b7

  • SHA512

    26a2417ea4e2d022a1b96b6f30cebb1bc56bffb3a30bd3421b8dfcc14f95700f34e6b8b131e7868ddf16cc18111145ca6d47a6d4310dca03ee811eedc0b657b6

  • SSDEEP

    1536:Ogh/Qk5xku/BTxnW069gE9nKzFre0FT98nvhVGqDjNldt8+xwIiuilPLzHPop3a4:7h/Qk5xku/BTQ00hVGYjNdliRLzw

Malware Config

Extracted

Family

xtremerat

C2

ketchup.no-ip.biz

Signatures

  • Detect XtremeRAT payload 5 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • UPX packed file 7 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 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 use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3408
    • C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\a7c3493de6970cd2c7f3fa099893459e_JaffaCakes118.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3432
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:544
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 544 -s 480
          4⤵
          • Program crash
          PID:1380
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 544 -s 500
          4⤵
          • Program crash
          PID:1008
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        3⤵
          PID:5104
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 544 -ip 544
      1⤵
        PID:3268
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 544 -ip 544
        1⤵
          PID:1644

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/544-7-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/544-10-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3432-2-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3432-4-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3432-5-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3432-6-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3432-8-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB