Analysis

  • max time kernel
    121s
  • max time network
    159s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    29-10-2021 11:18

General

  • Target

    vir.doc

  • Size

    417KB

  • MD5

    ba23c4970aa9c2de50bdf1b1e33bbadc

  • SHA1

    d51ee5f01cb47da056917564e8046cb41fc0e052

  • SHA256

    89885adcbb030fd0251b08cc401392e90d4ad948f6cfc68dda34472c455a8951

  • SHA512

    ec179c2b15d2db6190bb10867c407143d78adccb6bd920d83c083843eeb1bb47a11cb5c92a4a398ad04783fa2dd223009f462d01b9822ab51c05f70ebe654e30

Malware Config

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.

  • suricata: ET MALWARE Tordal/Hancitor/Chanitor Checkin

    suricata: ET MALWARE Tordal/Hancitor/Chanitor Checkin

  • 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.

  • 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
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 7 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\vir.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:3764
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:836
      • C:\Windows\SYSTEM32\rundll32.exe
        rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap,EGGOILJCVQADUEW
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:3484
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap,EGGOILJCVQADUEW
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:2316

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \??\c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap
      MD5

      86f065892d619ff64bcafe30290bad4f

      SHA1

      ecfa5f0449880220759369098cc76ca3ba0d8501

      SHA256

      b1646a1969fa9d03485671ca4d50dd89f6263179310881fa4b3e3580a4e02da9

      SHA512

      52c35644ee385a6ed40a0a336fd8423326dae24472ce85b702facb3ad451ed9210ea33e31cab9d240d6ef359556bf8b7b7e32fe19b272762ef5ab5dd2b846ade

    • \Users\Admin\AppData\Roaming\Microsoft\Templates\gelforr.dap
      MD5

      86f065892d619ff64bcafe30290bad4f

      SHA1

      ecfa5f0449880220759369098cc76ca3ba0d8501

      SHA256

      b1646a1969fa9d03485671ca4d50dd89f6263179310881fa4b3e3580a4e02da9

      SHA512

      52c35644ee385a6ed40a0a336fd8423326dae24472ce85b702facb3ad451ed9210ea33e31cab9d240d6ef359556bf8b7b7e32fe19b272762ef5ab5dd2b846ade

    • memory/836-286-0x0000000000000000-mapping.dmp
    • memory/2316-353-0x0000000000C00000-0x0000000000C01000-memory.dmp
      Filesize

      4KB

    • memory/2316-314-0x0000000000000000-mapping.dmp
    • memory/3484-312-0x0000000000000000-mapping.dmp
    • memory/3764-118-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp
      Filesize

      64KB

    • memory/3764-122-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmp
      Filesize

      8KB

    • memory/3764-131-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmp
      Filesize

      8KB

    • memory/3764-121-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp
      Filesize

      64KB

    • memory/3764-119-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmp
      Filesize

      8KB

    • memory/3764-120-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmp
      Filesize

      8KB

    • memory/3764-115-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp
      Filesize

      64KB

    • memory/3764-117-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp
      Filesize

      64KB

    • memory/3764-116-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp
      Filesize

      64KB