Analysis

  • max time kernel
    147s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 10:24

General

  • Target

    invoice2024665-1112.exe

  • Size

    848KB

  • MD5

    01558475f7d940f2fd80c0f2e4819169

  • SHA1

    56de61a2f8713d3f6711f85169bcf040f1cd6d5e

  • SHA256

    a4fa23e8786de563fd0eef88e32ea883672dc02c823f119ee8ffc82c0c0b6f9e

  • SHA512

    c6e26c54dfcd8eed8e864985c3b0cac8674667cf73b91377853744709ca7059e12268d2f8678b6b0b6579c71fe4a4ee6d3c006b9f60d7d65fbdcabdd0417ea34

  • SSDEEP

    12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLf99s6x2ABR7/ATY0kHgnC87og:ffmMv6Ckr7Mny5QLcMB5Mh7og

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cl21

Decoy

0001.shop

earch-parttimejobs.today

are888.top

akanhaunthipped.shop

othing-heyu.xyz

cadvirsor.net

nclanalae.shop

lectric-cars-mexico.today

oxj-question.xyz

ersonalloanoffers.today

ersonalloans-fo54-fo37.click

verybody-ewfx.xyz

ercuremontauban.media

azilimdunyam.net

airs-clinicato.today

wiftsscend.click

ertainly-jbws.xyz

8xeng.app

damekadmitageable.cfd

ollapsedec.shop

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3436
    • C:\Users\Admin\AppData\Local\Temp\invoice2024665-1112.exe
      "C:\Users\Admin\AppData\Local\Temp\invoice2024665-1112.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:3712
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\invoice2024665-1112.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4860
    • C:\Windows\SysWOW64\cscript.exe
      "C:\Windows\SysWOW64\cscript.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:2424
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2424-12-0x0000000000FE0000-0x0000000001007000-memory.dmp

    Filesize

    156KB

  • memory/2424-14-0x0000000000DB0000-0x0000000000DDF000-memory.dmp

    Filesize

    188KB

  • memory/2424-13-0x0000000000FE0000-0x0000000001007000-memory.dmp

    Filesize

    156KB

  • memory/3436-15-0x0000000007D10000-0x0000000007E1A000-memory.dmp

    Filesize

    1.0MB

  • memory/3436-11-0x0000000007D10000-0x0000000007E1A000-memory.dmp

    Filesize

    1.0MB

  • memory/3436-19-0x00000000028A0000-0x0000000002987000-memory.dmp

    Filesize

    924KB

  • memory/3436-20-0x00000000028A0000-0x0000000002987000-memory.dmp

    Filesize

    924KB

  • memory/3436-22-0x00000000028A0000-0x0000000002987000-memory.dmp

    Filesize

    924KB

  • memory/3712-5-0x0000000000AA0000-0x0000000000AA4000-memory.dmp

    Filesize

    16KB

  • memory/4860-10-0x0000000000F60000-0x0000000000F74000-memory.dmp

    Filesize

    80KB

  • memory/4860-9-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4860-7-0x0000000001200000-0x000000000154A000-memory.dmp

    Filesize

    3.3MB

  • memory/4860-6-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB