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Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/08/2024, 07:07

General

  • Target

    MalwareBazaar.exe

  • Size

    1.1MB

  • MD5

    f669243676d39c9b249440b0fbaa20f1

  • SHA1

    504c020e507873d31baf55b961c4298e47788acc

  • SHA256

    767f55f50dc1e54dc89051cfcf7875d2af6280d742ea0c24516debccf6664461

  • SHA512

    f0736c6be6c0f546836f287165773e25a30586440d09d9c3f815892ac9773b216baf06392bbcbf7cd74b1593a1787a867bf3462d38763954de27de7bc72ba5d1

  • SSDEEP

    24576:MqDEvCTbMWu7rQYlBQcBiT6rprG8aUVWTpRHis:MTvC/MTQYxsWR7aUVWTpc

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ph01

Decoy

23888.sbs

zvcj.sbs

raitpourtrait.net

ibraryfarmclub.online

omputercourses123.live

j88.doctor

atsue-color.click

epitalrentgrup.online

rvvpn.lol

i-signals.tech

cr-phoenix.best

frican-safari.online

c-games.zone

oardetest.online

f4md.shop

uke-saaac.buzz

arze.dev

nvestment-services-49610.bond

izatrip.sbs

ameron-paaaa.buzz

Signatures

  • Formbook

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

  • Formbook payload 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3476
    • C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
      "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:756
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4112
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\SysWOW64\cmmon32.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3588
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:224

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/756-11-0x00000000024A0000-0x00000000024A4000-memory.dmp

    Filesize

    16KB

  • memory/3476-17-0x000000000A5B0000-0x000000000A6D8000-memory.dmp

    Filesize

    1.2MB

  • memory/3476-24-0x0000000002540000-0x0000000002623000-memory.dmp

    Filesize

    908KB

  • memory/3476-25-0x0000000002540000-0x0000000002623000-memory.dmp

    Filesize

    908KB

  • memory/3476-28-0x0000000002540000-0x0000000002623000-memory.dmp

    Filesize

    908KB

  • memory/3588-18-0x00000000004B0000-0x00000000004BC000-memory.dmp

    Filesize

    48KB

  • memory/3588-19-0x00000000004B0000-0x00000000004BC000-memory.dmp

    Filesize

    48KB

  • memory/3588-20-0x0000000000F50000-0x0000000000F7F000-memory.dmp

    Filesize

    188KB

  • memory/4112-12-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4112-13-0x0000000001600000-0x000000000194A000-memory.dmp

    Filesize

    3.3MB

  • memory/4112-15-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4112-16-0x0000000001320000-0x0000000001334000-memory.dmp

    Filesize

    80KB