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Analysis

  • max time kernel
    127s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/11/2024, 00:04

General

  • Target

    48b206fa3001ff4f06394a3ec2c366a9859f5722461511418dbc5585c86bf407.xls

  • Size

    60KB

  • MD5

    d7636a31f21b3c86bcac82757a3fe351

  • SHA1

    3f8fb437e613fb7de41fa4ada398793e66bf6787

  • SHA256

    48b206fa3001ff4f06394a3ec2c366a9859f5722461511418dbc5585c86bf407

  • SHA512

    206a1e30eef32d43896260460a93a76a6c8570e1b5534bdb20814bac3553c1546b9b2038e5d83159b04c65f787cecf3cb15a00fc3b819b8a15668cba6abe2530

  • SSDEEP

    1536:NpKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgUDOJiA6Cv/UGLI36yOAR5N:rKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgQ

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://www.valyval.com/pun/VAYL/

xlm40.dropper

http://cabans.com/CeudWYRQEzZgrHPcI/

xlm40.dropper

http://calzadoyuyin.com/cgj-bin/jZPff/

xlm40.dropper

http://cagranus.com/slide/mcqAFuMhaekn/

Signatures

  • Process spawned unexpected child process 4 IoCs

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

  • 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 FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 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\48b206fa3001ff4f06394a3ec2c366a9859f5722461511418dbc5585c86bf407.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\xgev1.ocx
      2⤵
      • Process spawned unexpected child process
      PID:1188
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\xgev2.ocx
      2⤵
      • Process spawned unexpected child process
      PID:208
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\xgev3.ocx
      2⤵
      • Process spawned unexpected child process
      PID:756
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\xgev4.ocx
      2⤵
      • Process spawned unexpected child process
      PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

    Filesize

    1KB

    MD5

    b9e843116a6f5abfe6e02068acae60df

    SHA1

    430a43b946bc6b9b3be4955b8cd2180d467dc9ae

    SHA256

    a00590771cffe181ec37d58de963276c414bd7c45df6dc8d0afe5d7e68b3301b

    SHA512

    9e55de6da5d127565ae17ff3e063b7c2d454eafac4e88bfa3a91799aae7484dbfd8a33260087de6f10f49e381c7b63e0be7840e70c84073cc693d984b19dbb91

  • C:\Users\Admin\xgev2.ocx

    Filesize

    81KB

    MD5

    c6275209939fba5ea75b0c1de220836e

    SHA1

    108bffdc1f9befb8d2e4228cd950a4e04dea06ff

    SHA256

    08fca3a8cbefa68b5ea7ff9ed46d91df7fcf437fcd2ffb141054bf2949c211ae

    SHA512

    7c12c5f1cc205ea9d476e9d7e96dc88018910b9c6c02fe6c1de04e5eb7e03aa5aa0380bb5d403e2a05826be2f833f2c200e8b8ccc6ad55cf6ed09299dfbab04f

  • memory/4004-8-0x00007FF95A230000-0x00007FF95A240000-memory.dmp

    Filesize

    64KB

  • memory/4004-13-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-5-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-4-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-7-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-11-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-10-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-9-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-3-0x00007FF95A230000-0x00007FF95A240000-memory.dmp

    Filesize

    64KB

  • memory/4004-6-0x00007FF95A230000-0x00007FF95A240000-memory.dmp

    Filesize

    64KB

  • memory/4004-12-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-0-0x00007FF99A24D000-0x00007FF99A24E000-memory.dmp

    Filesize

    4KB

  • memory/4004-14-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-15-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-16-0x00007FF957CB0000-0x00007FF957CC0000-memory.dmp

    Filesize

    64KB

  • memory/4004-17-0x00007FF957CB0000-0x00007FF957CC0000-memory.dmp

    Filesize

    64KB

  • memory/4004-32-0x00007FF99A24D000-0x00007FF99A24E000-memory.dmp

    Filesize

    4KB

  • memory/4004-33-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-34-0x00007FF99A1B0000-0x00007FF99A3A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4004-1-0x00007FF95A230000-0x00007FF95A240000-memory.dmp

    Filesize

    64KB

  • memory/4004-2-0x00007FF95A230000-0x00007FF95A240000-memory.dmp

    Filesize

    64KB