Analysis

  • max time kernel
    131s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    18-01-2022 12:24

General

  • Target

    3e032ba51d442c17fdb632232b8f8a9c753149e7d8fe7549f62896d198204fb0.xlsm

  • Size

    99KB

  • MD5

    98f4038198355f274d46ae746096ed12

  • SHA1

    4389d8846e42fda82475a8b215242634b27675c4

  • SHA256

    3e032ba51d442c17fdb632232b8f8a9c753149e7d8fe7549f62896d198204fb0

  • SHA512

    434cf0eaaafbb834b46e54571402bfdf6e70fb3dab93616ec16cbff09fcb59755f80297e240d55875ed69732441bb6b934a4ebc1b62a1f10fff17ebce4d9668d

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\3e032ba51d442c17fdb632232b8f8a9c753149e7d8fe7549f62896d198204fb0.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2752

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/2752-115-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-116-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-117-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-118-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-121-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-128-0x00007FFFAB270000-0x00007FFFAB280000-memory.dmp
    Filesize

    64KB

  • memory/2752-129-0x00007FFFAB270000-0x00007FFFAB280000-memory.dmp
    Filesize

    64KB

  • memory/2752-292-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-293-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-294-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB

  • memory/2752-295-0x00007FFFAE560000-0x00007FFFAE570000-memory.dmp
    Filesize

    64KB