Analysis

  • max time kernel
    144s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    18-01-2022 15:20

General

  • Target

    a30eeef0d649a59c415d17eab03a42da7380dd86dd4905d147bbeeac3a4cdb7b.xlsm

  • Size

    99KB

  • MD5

    f27c3fc4fcc8cd6afb5aee50bed2776e

  • SHA1

    75c062b6539c1f9c582ca2dcd70004f7e422be02

  • SHA256

    a30eeef0d649a59c415d17eab03a42da7380dd86dd4905d147bbeeac3a4cdb7b

  • SHA512

    d743d9e4fe4bcd75116b504bd8df6b0be5af80b5d6f98868f01a40edf7d63c7cfb6c6eb86ab292d529be11eccb983f95038876203f4b9dfe4679136d296c5ba4

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\a30eeef0d649a59c415d17eab03a42da7380dd86dd4905d147bbeeac3a4cdb7b.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2708

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/2708-115-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-116-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-117-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-118-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-119-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-128-0x00007FF987050000-0x00007FF987060000-memory.dmp
    Filesize

    64KB

  • memory/2708-129-0x00007FF987050000-0x00007FF987060000-memory.dmp
    Filesize

    64KB

  • memory/2708-274-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-275-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-276-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB

  • memory/2708-277-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmp
    Filesize

    64KB