Analysis

  • max time kernel
    121s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    23-11-2021 15:40

General

  • Target

    1123_2275053369078.doc

  • Size

    892KB

  • MD5

    e7d0b5ca9ea7b5a9eb7457291d3bbcc0

  • SHA1

    c8a10060cf3f0e41e67d39eb5ba88602c174e9db

  • SHA256

    5f4e57986604f7caf6831a25d3b53542d2665dedc0fedb8fc59dd72a914b0963

  • SHA512

    a0fc1cbb5c906e9c248c881818c23ee2f78a209027fb1d05ddd7e6960c96a18866e891fac69c892128af0bfb65e287921402b225cc5223e083ff11b05f20fed6

Malware Config

Extracted

Family

hancitor

Botnet

2311_nsdir

C2

http://templogio.com/9/forum.php

http://johommeract.ru/9/forum.php

http://amesibiquand.ru/9/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • 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 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Windows directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\1123_2275053369078.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:68
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2108
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c ping localhost -n 10 & rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\iff.bin,GWCRALYCYIAUAFG
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:1784
        • C:\Windows\system32\PING.EXE
          ping localhost -n 10
          3⤵
          • Runs ping.exe
          PID:4044
        • C:\Windows\system32\rundll32.exe
          rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\iff.bin,GWCRALYCYIAUAFG
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1604
          • C:\Windows\SysWOW64\rundll32.exe
            rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\iff.bin,GWCRALYCYIAUAFG
            4⤵
            • Blocklisted process makes network request
            • Loads dropped DLL
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            PID:3204

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/68-123-0x0000020727410000-0x0000020727412000-memory.dmp

      Filesize

      8KB

    • memory/68-120-0x00007FFB31A60000-0x00007FFB31A70000-memory.dmp

      Filesize

      64KB

    • memory/68-118-0x00007FFB31A60000-0x00007FFB31A70000-memory.dmp

      Filesize

      64KB

    • memory/68-122-0x0000020727410000-0x0000020727412000-memory.dmp

      Filesize

      8KB

    • memory/68-124-0x00007FFB31A60000-0x00007FFB31A70000-memory.dmp

      Filesize

      64KB

    • memory/68-125-0x0000020727410000-0x0000020727412000-memory.dmp

      Filesize

      8KB

    • memory/68-119-0x00007FFB31A60000-0x00007FFB31A70000-memory.dmp

      Filesize

      64KB

    • memory/68-121-0x00007FFB31A60000-0x00007FFB31A70000-memory.dmp

      Filesize

      64KB

    • memory/3204-402-0x0000000000B50000-0x0000000000C9A000-memory.dmp

      Filesize

      1.3MB

    • memory/3204-403-0x0000000010000000-0x0000000010204000-memory.dmp

      Filesize

      2.0MB