Analysis

  • max time kernel
    94s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/11/2024, 01:00

General

  • Target
    4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
  • Size 586KB
  • Sample241114-bcpnesvrgp
  • SHA256 4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • m17o

Decoy
  • kzqh72.top

  • arket-obybqq.xyz

  • afechoice.click

  • ote-knplpa.xyz

  • aqgpie.xyz

  • orker-ornp.xyz

  • he-beds321.today

  • ut-nlvv.xyz

  • 31231827.xyz

  • milymariephotography.net

  • wquqo.click

  • veu-where.xyz

  • mjcpo-pick.xyz

  • yself-lpnbdl.xyz

  • austoowagosha.net

  • ive-wgag.xyz

  • lay-drift-palace.xyz

  • old-vubgv.xyz

  • ideo-shooting-courses.today

  • ntendsisaiasjazmin.shop

Signatures

  • Formbook

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

  • Formbook family
  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
    "C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2592
    • 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\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4436
    • C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
      "C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2612

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_tcvxs23r.tys.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tcvxs23r.tys.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/2592-8-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

        memory/2592-1-0x0000000000C60000-0x0000000000CF8000-memory.dmp

        memory/2592-3-0x00000000056F0000-0x0000000005782000-memory.dmp

        memory/2592-4-0x00000000058B0000-0x00000000058BA000-memory.dmp

        memory/2592-5-0x0000000074CF0000-0x00000000754A0000-memory.dmp

        memory/2592-6-0x0000000005960000-0x00000000059FC000-memory.dmp

        memory/2592-2-0x0000000005BC0000-0x0000000006164000-memory.dmp

        memory/2592-0-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

        memory/2592-7-0x0000000005B10000-0x0000000005B22000-memory.dmp

        memory/2592-10-0x0000000006C40000-0x0000000006CB8000-memory.dmp

        memory/2592-9-0x0000000074CF0000-0x00000000754A0000-memory.dmp

        memory/2592-14-0x0000000074CF0000-0x00000000754A0000-memory.dmp

        memory/2612-13-0x0000000001340000-0x000000000168A000-memory.dmp

        memory/2612-61-0x0000000001340000-0x000000000168A000-memory.dmp

        memory/2612-11-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/4436-25-0x0000000005E80000-0x0000000005EE6000-memory.dmp

        memory/4436-47-0x0000000007530000-0x00000000075D3000-memory.dmp

        memory/4436-24-0x0000000005DE0000-0x0000000005E02000-memory.dmp

        memory/4436-18-0x0000000005770000-0x0000000005D98000-memory.dmp

        memory/4436-16-0x0000000004FB0000-0x0000000004FE6000-memory.dmp

        memory/4436-30-0x0000000006190000-0x00000000061F6000-memory.dmp

        memory/4436-31-0x0000000006200000-0x0000000006554000-memory.dmp

        memory/4436-32-0x0000000006560000-0x000000000657E000-memory.dmp

        memory/4436-33-0x00000000065B0000-0x00000000065FC000-memory.dmp

        memory/4436-35-0x0000000070BB0000-0x0000000070BFC000-memory.dmp

        memory/4436-34-0x0000000006B30000-0x0000000006B62000-memory.dmp

        memory/4436-46-0x0000000006B10000-0x0000000006B2E000-memory.dmp

        memory/4436-45-0x0000000074D90000-0x0000000075540000-memory.dmp

        memory/4436-17-0x0000000074D90000-0x0000000075540000-memory.dmp

        memory/4436-48-0x0000000074D90000-0x0000000075540000-memory.dmp

        memory/4436-49-0x0000000007EF0000-0x000000000856A000-memory.dmp

        memory/4436-50-0x00000000078B0000-0x00000000078CA000-memory.dmp

        memory/4436-51-0x0000000007920000-0x000000000792A000-memory.dmp

        memory/4436-52-0x0000000007B30000-0x0000000007BC6000-memory.dmp

        memory/4436-53-0x0000000007AB0000-0x0000000007AC1000-memory.dmp

        memory/4436-54-0x0000000007AE0000-0x0000000007AEE000-memory.dmp

        memory/4436-55-0x0000000007AF0000-0x0000000007B04000-memory.dmp

        memory/4436-56-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

        memory/4436-57-0x0000000007BD0000-0x0000000007BD8000-memory.dmp

        memory/4436-60-0x0000000074D90000-0x0000000075540000-memory.dmp

        memory/4436-15-0x0000000074D9E000-0x0000000074D9F000-memory.dmp