Analysis

  • max time kernel
    125s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    31-08-2021 05:10

General

  • Target

    a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492.xlsm

  • Size

    114KB

  • MD5

    b2d90c82aa0ed6b4718107131b00a127

  • SHA1

    85fd0bbc43312e000231bcc0753fab3931878781

  • SHA256

    a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492

  • SHA512

    369d1b0378b31a002a077c24b73c670dd6480d8fb4c353d97f7b0816834e37bfe29c1c5608701821ffe26cadc182e80037fc1b2003dc50e20e86d4d324bb275b

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://185.183.99.115/44313,6048108796.dat

xlm40.dropper

http://51.89.73.159/44313,6048108796.dat

xlm40.dropper

http://190.14.37.38/44313,6048108796.dat

Signatures

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 9 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 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\a3237c24e542efe70c01c2b628d050e38b5ea63dce784e30533ea8fd1cd4d492.xlsm
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1940

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1940-60-0x000000002FF31000-0x000000002FF34000-memory.dmp

    Filesize

    12KB

  • memory/1940-61-0x00000000716C1000-0x00000000716C3000-memory.dmp

    Filesize

    8KB

  • memory/1940-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1940-63-0x0000000005AF0000-0x0000000005AF2000-memory.dmp

    Filesize

    8KB

  • memory/1940-64-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB