Analysis

  • max time kernel
    143s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    23-11-2021 17:34

General

  • Target

    1123_406173806433.doc

  • Size

    892KB

  • MD5

    b8f16928c8996da3b1b8446367e0250f

  • SHA1

    dd48ef35e2a43da6b50f8e67b82ee1ca40042892

  • SHA256

    b062dd8f8c46cb010cf562145e9a2836f5625f41af329e87ca2bbdc2fd05435d

  • SHA512

    a19bdadc690d31c92c8a13e7d8fc81dda61c917afbccab7c162f6c7826100f2eed31710cccee51b7b0f786f3318c577a15f2d9b918590391a7a3e49cce7c6e48

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 3 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 4 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_406173806433.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:2588
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2240
      • 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:2128
        • C:\Windows\system32\PING.EXE
          ping localhost -n 10
          3⤵
          • Runs ping.exe
          PID:3788
        • C:\Windows\system32\rundll32.exe
          rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\iff.bin,GWCRALYCYIAUAFG
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2144
          • 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:1432

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1432-406-0x0000000002CF0000-0x0000000002D9E000-memory.dmp

      Filesize

      696KB

    • memory/1432-407-0x0000000010000000-0x0000000010204000-memory.dmp

      Filesize

      2.0MB

    • memory/2588-118-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

      Filesize

      64KB

    • memory/2588-125-0x0000021DE09E0000-0x0000021DE09E2000-memory.dmp

      Filesize

      8KB

    • memory/2588-124-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

      Filesize

      64KB

    • memory/2588-123-0x0000021DE09E0000-0x0000021DE09E2000-memory.dmp

      Filesize

      8KB

    • memory/2588-122-0x0000021DE09E0000-0x0000021DE09E2000-memory.dmp

      Filesize

      8KB

    • memory/2588-121-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

      Filesize

      64KB

    • memory/2588-120-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

      Filesize

      64KB

    • memory/2588-119-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

      Filesize

      64KB