Analysis

  • max time kernel
    149s
  • max time network
    137s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16/04/2025, 14:13

General

  • Target

    4zASnGa4OgB4N7r.exe

  • Size

    649KB

  • MD5

    f1aafe1fa887b90aa7f08674eb68e4f1

  • SHA1

    a9564877424e164fc1c1653f6fe54eba40b6ce8e

  • SHA256

    6036a28c74493ce0e6d87a468959a047011d2e6cf63807d9a3d154b8642d7e65

  • SHA512

    a2822e11abec9945101b3d69e6990ab4428d1bb8768faf17771a2af7c70cca258ca5d6cadbb623b35297edc5ce97830c19c9b8b6385609a975216d8860daf005

  • SSDEEP

    12288:iHf2ThrfQJzs2F8yIoblebQlWDXS0cyy7nNbDC3yUTMWCFSzgg6CTkR:AfKhrf0sXGes303ONbG3xTyUgDf

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hi13

Decoy

olidspot.shop

aise-your-voice.sbs

9ydygorig3l7z.xyz

netuzio.xyz

erspacehealthandwellness.info

hbnzk.cfd

uklor.shop

tudiofoti.pro

onety.skin

iralavinc.online

teelpath.shop

w-yudfjp.shop

betka.xyz

lx2cbhe5vee0e1.xyz

ndotoverf.pro

loud-sevice.click

enckubs.shop

anpack.shop

nity-3d-development.dev

iaolento12.sbs

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Uses the VBS compiler for execution 1 TTPs
  • 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 6 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3304
    • C:\Users\Admin\AppData\Local\Temp\4zASnGa4OgB4N7r.exe
      "C:\Users\Admin\AppData\Local\Temp\4zASnGa4OgB4N7r.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3028
      • 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\4zASnGa4OgB4N7r.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:248
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\adXoeH.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1340
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\adXoeH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9FE.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1988
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        3⤵
          PID:4988
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:5028
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\SysWOW64\rundll32.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:3320
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          PID:5104

    Network

    MITRE ATT&CK Enterprise v16

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      d0c46cad6c0778401e21910bd6b56b70

      SHA1

      7be418951ea96326aca445b8dfe449b2bfa0dca6

      SHA256

      9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02

      SHA512

      057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      15e8ea2dc833e9d56efdfc17f0a8bf0d

      SHA1

      9792dfc27af164a401e9cbf546d02fb9574f80aa

      SHA256

      138e00dd4a069eb5a4b57bc581b364327eb87ec136cf254b75b68bcda2ad4294

      SHA512

      1e3a6491f24132d618a61c36329d0ad3741ee61ff7374b05f6d23772109434aea56fae1395df49ee098db0ac8de05e66e793065f5180f4bab572828078a1a708

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0ueauoll.u2s.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp9FE.tmp

      Filesize

      1KB

      MD5

      aa30b2f90dec359cd5ab4279047804de

      SHA1

      501648f7efefdfdad891c297b5bcaa85756f34dd

      SHA256

      31e829aff66b9b5ba83f9a7806f5a04601895cedbbbf0401deff8ee70d131a21

      SHA512

      c86a1c204c6039eebb805c70266dbc197558cdf5c8abfec39da3e6e8836761651534492c2735cfca8ad95778b648036ce7381aea9eafe7466f13e7cec1cd115f

    • memory/248-73-0x00000000079A0000-0x00000000079AA000-memory.dmp

      Filesize

      40KB

    • memory/248-75-0x0000000007B40000-0x0000000007B51000-memory.dmp

      Filesize

      68KB

    • memory/248-85-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/248-79-0x0000000007C70000-0x0000000007C78000-memory.dmp

      Filesize

      32KB

    • memory/248-76-0x0000000007B70000-0x0000000007B7E000-memory.dmp

      Filesize

      56KB

    • memory/248-74-0x0000000007BD0000-0x0000000007C66000-memory.dmp

      Filesize

      600KB

    • memory/248-49-0x0000000006B30000-0x0000000006B7C000-memory.dmp

      Filesize

      304KB

    • memory/248-15-0x0000000002DF0000-0x0000000002E26000-memory.dmp

      Filesize

      216KB

    • memory/248-16-0x00000000058B0000-0x0000000005EDA000-memory.dmp

      Filesize

      6.2MB

    • memory/248-17-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/248-18-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/248-19-0x0000000005750000-0x0000000005772000-memory.dmp

      Filesize

      136KB

    • memory/248-48-0x00000000065E0000-0x00000000065FE000-memory.dmp

      Filesize

      120KB

    • memory/248-21-0x00000000060C0000-0x0000000006126000-memory.dmp

      Filesize

      408KB

    • memory/248-71-0x0000000007F70000-0x00000000085EA000-memory.dmp

      Filesize

      6.5MB

    • memory/248-50-0x0000000006BE0000-0x0000000006C14000-memory.dmp

      Filesize

      208KB

    • memory/248-20-0x0000000005EE0000-0x0000000005F46000-memory.dmp

      Filesize

      408KB

    • memory/248-61-0x00000000077F0000-0x0000000007894000-memory.dmp

      Filesize

      656KB

    • memory/248-24-0x0000000006130000-0x0000000006487000-memory.dmp

      Filesize

      3.3MB

    • memory/248-42-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/248-60-0x00000000077D0000-0x00000000077EE000-memory.dmp

      Filesize

      120KB

    • memory/248-51-0x0000000075300000-0x000000007534C000-memory.dmp

      Filesize

      304KB

    • memory/248-72-0x0000000007930000-0x000000000794A000-memory.dmp

      Filesize

      104KB

    • memory/1340-86-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/1340-23-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/1340-44-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/1340-77-0x0000000006FC0000-0x0000000006FD5000-memory.dmp

      Filesize

      84KB

    • memory/1340-33-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/1340-78-0x00000000070C0000-0x00000000070DA000-memory.dmp

      Filesize

      104KB

    • memory/1340-62-0x0000000075300000-0x000000007534C000-memory.dmp

      Filesize

      304KB

    • memory/3028-4-0x0000000005B80000-0x0000000005C1C000-memory.dmp

      Filesize

      624KB

    • memory/3028-8-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

      Filesize

      4KB

    • memory/3028-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

      Filesize

      4KB

    • memory/3028-6-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/3028-9-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/3028-2-0x0000000006090000-0x0000000006636000-memory.dmp

      Filesize

      5.6MB

    • memory/3028-46-0x0000000074A50000-0x0000000075201000-memory.dmp

      Filesize

      7.7MB

    • memory/3028-3-0x00000000059F0000-0x0000000005A82000-memory.dmp

      Filesize

      584KB

    • memory/3028-7-0x0000000005DD0000-0x0000000005DE2000-memory.dmp

      Filesize

      72KB

    • memory/3028-10-0x0000000008470000-0x00000000084E8000-memory.dmp

      Filesize

      480KB

    • memory/3028-1-0x0000000000EB0000-0x0000000000F56000-memory.dmp

      Filesize

      664KB

    • memory/3028-5-0x0000000005AA0000-0x0000000005AAA000-memory.dmp

      Filesize

      40KB

    • memory/3304-91-0x0000000007670000-0x00000000077A8000-memory.dmp

      Filesize

      1.2MB

    • memory/3320-87-0x0000000000530000-0x000000000053E000-memory.dmp

      Filesize

      56KB

    • memory/3320-88-0x0000000000530000-0x000000000053E000-memory.dmp

      Filesize

      56KB

    • memory/3320-89-0x0000000000A50000-0x0000000000A7F000-memory.dmp

      Filesize

      188KB

    • memory/5028-43-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB