Analysis

  • max time kernel
    133s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    18-01-2022 13:44

General

  • Target

    05361d3314ba8b997821bdeada471675b4082d1c8ad3c66bd57e84cba149a79d.xlsm

  • Size

    99KB

  • MD5

    538c9e4e303b9290f50ef97588962a65

  • SHA1

    e4065aa7ff000ce9511300b7972564c1c1c1b2f4

  • SHA256

    05361d3314ba8b997821bdeada471675b4082d1c8ad3c66bd57e84cba149a79d

  • SHA512

    b5d8ee154f54c5a9128bb9739b2aaf2d432178549966a7216819d4ba1f5382a1fec0befad38dc768bd2d480bdffbad4454ed27221a98b0a63504f382a2f12aae

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://avionxpress.com/lp/T9b1Bga4FdDfP5HI/

xlm40.dropper

http://news.tapchivietkieu.info/wordpress/CJzFM/

xlm40.dropper

http://monosun.net/wp-includes/JcDnYBSKpyfU/

Signatures

  • 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 8 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\05361d3314ba8b997821bdeada471675b4082d1c8ad3c66bd57e84cba149a79d.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3580

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3580-115-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-116-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-117-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-118-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-121-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-128-0x00007FF9F7A00000-0x00007FF9F7A10000-memory.dmp
    Filesize

    64KB

  • memory/3580-129-0x00007FF9F7A00000-0x00007FF9F7A10000-memory.dmp
    Filesize

    64KB

  • memory/3580-288-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-289-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-290-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB

  • memory/3580-291-0x00007FF9FB330000-0x00007FF9FB340000-memory.dmp
    Filesize

    64KB