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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2024, 02:48

General

  • Target

    b684a4d4ed1ab38535abe13ad1c41bb03bd742ec93d3384ca382ca7b146fb3f2.exe

  • Size

    845KB

  • MD5

    a5cb15ed7122efdebf1f6c293e1bebce

  • SHA1

    78bb4a292d3e063cc5a771516a68016fef978996

  • SHA256

    b684a4d4ed1ab38535abe13ad1c41bb03bd742ec93d3384ca382ca7b146fb3f2

  • SHA512

    01f2a7e9a5d8029345ae5ff6642feef4e7ae9b307f79487a38cb9ae5cbdc85096a98a4537bf4938704796d7514cecc7b4ad811f34b07d1cb6ce40d09c9fc34e0

  • SSDEEP

    12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLCCcTcZfmrjHdPu/VA3pAltdNmDTg29:ffmMv6Ckr7Mny5QLHchrjRGVAq7mfv

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.

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • 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:3424
    • C:\Users\Admin\AppData\Local\Temp\b684a4d4ed1ab38535abe13ad1c41bb03bd742ec93d3384ca382ca7b146fb3f2.exe
      "C:\Users\Admin\AppData\Local\Temp\b684a4d4ed1ab38535abe13ad1c41bb03bd742ec93d3384ca382ca7b146fb3f2.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:1548
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\b684a4d4ed1ab38535abe13ad1c41bb03bd742ec93d3384ca382ca7b146fb3f2.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4836
    • C:\Windows\SysWOW64\ipconfig.exe
      "C:\Windows\SysWOW64\ipconfig.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5000
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1548-5-0x0000000000C60000-0x0000000000C64000-memory.dmp

    Filesize

    16KB

  • memory/3424-15-0x00000000089A0000-0x0000000008B21000-memory.dmp

    Filesize

    1.5MB

  • memory/3424-22-0x0000000007990000-0x0000000007A32000-memory.dmp

    Filesize

    648KB

  • memory/3424-20-0x0000000007990000-0x0000000007A32000-memory.dmp

    Filesize

    648KB

  • memory/3424-19-0x0000000007990000-0x0000000007A32000-memory.dmp

    Filesize

    648KB

  • memory/3424-11-0x00000000089A0000-0x0000000008B21000-memory.dmp

    Filesize

    1.5MB

  • memory/4836-10-0x0000000001790000-0x00000000017A4000-memory.dmp

    Filesize

    80KB

  • memory/4836-9-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4836-7-0x0000000001A00000-0x0000000001D4A000-memory.dmp

    Filesize

    3.3MB

  • memory/4836-6-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/5000-13-0x0000000000E60000-0x0000000000E6B000-memory.dmp

    Filesize

    44KB

  • memory/5000-14-0x0000000000360000-0x000000000038F000-memory.dmp

    Filesize

    188KB

  • memory/5000-12-0x0000000000E60000-0x0000000000E6B000-memory.dmp

    Filesize

    44KB