Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    13-07-2024 07:37

General

  • Target

    6887db1f6c75ae73f95dc1e8b7ba45f0N.exe

  • Size

    700KB

  • MD5

    6887db1f6c75ae73f95dc1e8b7ba45f0

  • SHA1

    a6eae243627dd243dfc1ba7d8ecb0db32d2b04e0

  • SHA256

    e1153fa8e128ce45bc1fd82c073aa9724653ae65a621f7accf41a7b4ea542906

  • SHA512

    8ce6ac3dd86793027a12f48f451d141d809b0c757177e60aedfef2d8e57ae12f039035f43e45696e059edffe4edf7f10e42a53f1b796f7740f23483399984fad

  • SSDEEP

    12288:GVkFuwcbZzHNoW1XMn+oCUufZv7ftOwz3geqeDWSmb6+Sg:hZAZzHNoW1O+oWZv7frzwvTb6+Sg

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h209

Decoy

sbtstuff.site

omlyes.com

movershifting.com

gearballer.com

oketoto.pro

myringleader.com

lrcjc750s.xyz

ata2024.xyz

password-manager-89409.bond

aiassistanthub.net

changvolt.cfd

netino.site

wear-wale.com

omnipresenceagency.com

huangguan.ooo

propersonnelmedia.com

9332952.com

k3s.support

ciytrw.xyz

cb095.pro

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
    "C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2680
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PYyvJhGBctVHN.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2328
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PYyvJhGBctVHN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA747.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2844
    • C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe
      "C:\Users\Admin\AppData\Local\Temp\6887db1f6c75ae73f95dc1e8b7ba45f0N.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA747.tmp

    Filesize

    1KB

    MD5

    70690f0092b4eebf94d5f13f9b4c6593

    SHA1

    238129250a4d840a576a526a669bfe4e28bc4d03

    SHA256

    224acdcafcd9c729fe993885834a9038bceed57d6d63ecfef363eb2606fa5f9d

    SHA512

    7a339aa273f18f92c4ad3493c85f3cfdd7ba0e40892d4c0ca7a327e1f77667d44bf8a7de98f2d7ac3fa5284e1e2087d3ff1597dc7f4a8333b9fffec0d5e4d290

  • memory/2640-17-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2640-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2640-20-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2640-15-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2680-3-0x0000000000E20000-0x0000000000EAC000-memory.dmp

    Filesize

    560KB

  • memory/2680-6-0x0000000000480000-0x000000000048E000-memory.dmp

    Filesize

    56KB

  • memory/2680-7-0x0000000001150000-0x00000000011C6000-memory.dmp

    Filesize

    472KB

  • memory/2680-5-0x00000000003C0000-0x00000000003C8000-memory.dmp

    Filesize

    32KB

  • memory/2680-4-0x0000000000360000-0x0000000000372000-memory.dmp

    Filesize

    72KB

  • memory/2680-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

    Filesize

    4KB

  • memory/2680-2-0x00000000745D0000-0x0000000074CBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2680-1-0x0000000001270000-0x0000000001324000-memory.dmp

    Filesize

    720KB

  • memory/2680-21-0x00000000745D0000-0x0000000074CBE000-memory.dmp

    Filesize

    6.9MB