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Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    21/05/2024, 14:03

General

  • Target

    bd90dba924ee14fc81a245124d6e9b425b290f83cd793f76573b1408ebf5f284.exe

  • Size

    664KB

  • MD5

    316d52ffa3e819ca0afe9c8c70e93eee

  • SHA1

    136f3ed7b097d9af4046c7119c0f8856c67df474

  • SHA256

    bd90dba924ee14fc81a245124d6e9b425b290f83cd793f76573b1408ebf5f284

  • SHA512

    bbca5419b73df55e068e42fa86702313a7843daa846f18aa41437fba21992cc07c6aa30bbbf641582765648bfe617afd8e7f361f95d6bb14447752da543f8952

  • SSDEEP

    12288:nJEasCzbd0aBJHAKoumkG7yC9AhPhakJzJGMjta9c3kOdJhC+mugBY:7sVCgQA9LyJGMJT0c09

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz12

Decoy

paucanyes.com

autonwheels.com

cowboysandcaviarbar.com

fitnessengineeredworkouts.com

nuevobajonfavorito.com

dflx8.com

rothability.com

sxybet88.com

onesource.live

brenjitu1904.com

airdrop-zero1labs.com

guangdongqiangzhetc.com

apartments-for-rent-72254.bond

ombak99.lol

qqfoodsolutions.com

kyyzz.com

thepicklematch.com

ainth.com

missorris.com

gabbygomez.com

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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd90dba924ee14fc81a245124d6e9b425b290f83cd793f76573b1408ebf5f284.exe
    "C:\Users\Admin\AppData\Local\Temp\bd90dba924ee14fc81a245124d6e9b425b290f83cd793f76573b1408ebf5f284.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\bd90dba924ee14fc81a245124d6e9b425b290f83cd793f76573b1408ebf5f284.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2564
    • C:\Users\Admin\AppData\Local\Temp\bd90dba924ee14fc81a245124d6e9b425b290f83cd793f76573b1408ebf5f284.exe
      "C:\Users\Admin\AppData\Local\Temp\bd90dba924ee14fc81a245124d6e9b425b290f83cd793f76573b1408ebf5f284.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 36
        3⤵
        • Program crash
        PID:2608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2240-6-0x0000000000880000-0x0000000000890000-memory.dmp

    Filesize

    64KB

  • memory/2240-1-0x0000000000A50000-0x0000000000AFC000-memory.dmp

    Filesize

    688KB

  • memory/2240-2-0x0000000074160000-0x000000007484E000-memory.dmp

    Filesize

    6.9MB

  • memory/2240-3-0x0000000004480000-0x000000000452C000-memory.dmp

    Filesize

    688KB

  • memory/2240-4-0x0000000000430000-0x0000000000452000-memory.dmp

    Filesize

    136KB

  • memory/2240-5-0x0000000000990000-0x000000000099C000-memory.dmp

    Filesize

    48KB

  • memory/2240-0-0x000000007416E000-0x000000007416F000-memory.dmp

    Filesize

    4KB

  • memory/2240-7-0x0000000005AC0000-0x0000000005B36000-memory.dmp

    Filesize

    472KB

  • memory/2240-14-0x0000000074160000-0x000000007484E000-memory.dmp

    Filesize

    6.9MB

  • memory/2668-8-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2668-13-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2668-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2668-10-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB