Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-01-2022 11:06

General

  • Target

    IVSG-5.xlsm

  • Size

    83KB

  • MD5

    87c6c7d48700f1d10564840e9db0ee5a

  • SHA1

    dc4ab236d49a710ba727cc5e8e0fca7511a028e3

  • SHA256

    c4d0f3ae42ee96525f7c0b08e3e7eab28f6560c351b324b2926d0e74cd8c004c

  • SHA512

    c41c1282a2c1d2c7a44ec1f625a3d3ca18fa4e7fbb52261df589d78e5a3c8da35f6a2715175d56fbf368d58569a8f55695a9777ea53ca5c75ce8173f00e2dc3d

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://unifiedpharma.com/wp-admin/ildi5K2aTIrdvEobQ/

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 14 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\IVSG-5.xlsm
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\SysWow64\rundll32.exe
      C:\Windows\SysWow64\rundll32.exe ..\adi.ocx,D"&"l"&"lR"&"egister"&"Serve"&"r
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1756
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\adi.ocx",DllRegisterServer
        3⤵
        • Loads dropped DLL
        PID:1136

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\adi.ocx
    MD5

    7d54f698edaee76ebb4c87075431023c

    SHA1

    70544ec4ed73886433696bd522b51390548d2cbc

    SHA256

    06402593fe37fe22af26c694efc5c1a69a5ceb803ebc7e2fa7dc612c732ba085

    SHA512

    8d244544d00e61367fb7f0bfc3c4afb5b11fd747006c6e29ade9852df67214450fc7ce5b2d5da82336e5f65d5424a854ceaf691b8aec4654c0cfdb1d1adc8177

  • \Users\Admin\adi.ocx
    MD5

    7d54f698edaee76ebb4c87075431023c

    SHA1

    70544ec4ed73886433696bd522b51390548d2cbc

    SHA256

    06402593fe37fe22af26c694efc5c1a69a5ceb803ebc7e2fa7dc612c732ba085

    SHA512

    8d244544d00e61367fb7f0bfc3c4afb5b11fd747006c6e29ade9852df67214450fc7ce5b2d5da82336e5f65d5424a854ceaf691b8aec4654c0cfdb1d1adc8177

  • \Users\Admin\adi.ocx
    MD5

    7d54f698edaee76ebb4c87075431023c

    SHA1

    70544ec4ed73886433696bd522b51390548d2cbc

    SHA256

    06402593fe37fe22af26c694efc5c1a69a5ceb803ebc7e2fa7dc612c732ba085

    SHA512

    8d244544d00e61367fb7f0bfc3c4afb5b11fd747006c6e29ade9852df67214450fc7ce5b2d5da82336e5f65d5424a854ceaf691b8aec4654c0cfdb1d1adc8177

  • memory/1136-62-0x0000000000000000-mapping.dmp
  • memory/1224-55-0x000000002F821000-0x000000002F824000-memory.dmp
    Filesize

    12KB

  • memory/1224-56-0x0000000070F71000-0x0000000070F73000-memory.dmp
    Filesize

    8KB

  • memory/1224-57-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1756-58-0x0000000000000000-mapping.dmp
  • memory/1756-59-0x0000000075421000-0x0000000075423000-memory.dmp
    Filesize

    8KB

  • memory/1756-65-0x00000000001C0000-0x00000000001E9000-memory.dmp
    Filesize

    164KB