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
    20-01-2025 14:10

General

  • Target

    890983726372673.exe

  • Size

    722KB

  • MD5

    0c883414fcda149f14bfe37c2bd9fc79

  • SHA1

    cf99ca86cfac68a7414ce261bdbc04263de1ee77

  • SHA256

    2040a0fdd0eddf11176cddce8489b0906e9bb6ed39b2c825f883e26a3309db57

  • SHA512

    2cdce3e4094cd4c72d3f4618fdcbaac2548bbddb4b4471d7f3838817913574a8b63b890be5a1ed8ce0a244fe24114d6cc25004dcd6be8ae62c0703b7e1815067

  • SSDEEP

    12288:ZSihRSUunB2fP+rnhBR44lSQ5XUIT7sLzm1BHS/YlJ/GOX89rUU0+KlQlNLn:0xnumz1UITez4BlR7XQ59KaHLn

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

subur88wap.sbs

tyai1.top

skillbeast.site

kcclassiccars.net

lghomes.net

eijanno.cyou

work-in-usa-60100.bond

268chill.store

bharatwin.biz

cakjitu01.xyz

misafert.xyz

hiretemp.net

lvekz-onearmed.top

amanda-manopo.info

seo-companies22.online

casinowalletth.net

maynrson.monster

bewizi.com

thedronetechhub.shop

car-insurance-93947.bond

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 4 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 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 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 60 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3416
    • C:\Users\Admin\AppData\Local\Temp\890983726372673.exe
      "C:\Users\Admin\AppData\Local\Temp\890983726372673.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4336
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mZanCtInfW.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4592
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mZanCtInfW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA69.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3724
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1720
    • C:\Windows\SysWOW64\autochk.exe
      "C:\Windows\SysWOW64\autochk.exe"
      2⤵
        PID:5024
      • C:\Windows\SysWOW64\mstsc.exe
        "C:\Windows\SysWOW64\mstsc.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:4476
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          PID:216

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_p5sxqame.iqb.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpAA69.tmp

      Filesize

      1KB

      MD5

      5c93927dbc3ff37ccb3cee97f9871f23

      SHA1

      2d79b1a3f96da6398eceb55d3886d4cde69080c1

      SHA256

      d24c39304931302a69213fbd7b842ee16d606fb38bba8536669d843452f13ca4

      SHA512

      d44ea157c34f17d95c2f13fc89bf31d34429d097d1da96ecf83fbb6af49ab83d0d3c919f9089dfa697e2b49cf3270f97a92971e68cb7664aae9636784913aeda

    • memory/1720-25-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1720-26-0x00000000012D0000-0x00000000012E5000-memory.dmp

      Filesize

      84KB

    • memory/1720-27-0x0000000001350000-0x000000000169A000-memory.dmp

      Filesize

      3.3MB

    • memory/1720-21-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1720-77-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/3416-83-0x0000000008BC0000-0x0000000008CD1000-memory.dmp

      Filesize

      1.1MB

    • memory/3416-75-0x0000000008510000-0x000000000865E000-memory.dmp

      Filesize

      1.3MB

    • memory/3416-28-0x0000000008510000-0x000000000865E000-memory.dmp

      Filesize

      1.3MB

    • memory/4336-5-0x0000000004D50000-0x0000000004DEC000-memory.dmp

      Filesize

      624KB

    • memory/4336-4-0x0000000004C60000-0x0000000004C6A000-memory.dmp

      Filesize

      40KB

    • memory/4336-1-0x0000000000010000-0x00000000000CC000-memory.dmp

      Filesize

      752KB

    • memory/4336-9-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4336-24-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4336-8-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

      Filesize

      4KB

    • memory/4336-2-0x0000000004FD0000-0x0000000005574000-memory.dmp

      Filesize

      5.6MB

    • memory/4336-7-0x0000000004EF0000-0x0000000004F16000-memory.dmp

      Filesize

      152KB

    • memory/4336-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

      Filesize

      4KB

    • memory/4336-6-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4336-10-0x0000000002470000-0x00000000024E8000-memory.dmp

      Filesize

      480KB

    • memory/4336-3-0x0000000004AC0000-0x0000000004B52000-memory.dmp

      Filesize

      584KB

    • memory/4476-76-0x00000000006A0000-0x00000000007DA000-memory.dmp

      Filesize

      1.2MB

    • memory/4476-78-0x00000000006A0000-0x00000000007DA000-memory.dmp

      Filesize

      1.2MB

    • memory/4476-79-0x0000000000CA0000-0x0000000000CCF000-memory.dmp

      Filesize

      188KB

    • memory/4592-29-0x0000000005A10000-0x0000000005A32000-memory.dmp

      Filesize

      136KB

    • memory/4592-63-0x00000000076D0000-0x00000000076E1000-memory.dmp

      Filesize

      68KB

    • memory/4592-35-0x0000000005AB0000-0x0000000005B16000-memory.dmp

      Filesize

      408KB

    • memory/4592-42-0x00000000061A0000-0x00000000061BE000-memory.dmp

      Filesize

      120KB

    • memory/4592-43-0x0000000006530000-0x000000000657C000-memory.dmp

      Filesize

      304KB

    • memory/4592-44-0x000000007FD90000-0x000000007FDA0000-memory.dmp

      Filesize

      64KB

    • memory/4592-45-0x0000000006760000-0x0000000006792000-memory.dmp

      Filesize

      200KB

    • memory/4592-46-0x0000000071440000-0x000000007148C000-memory.dmp

      Filesize

      304KB

    • memory/4592-52-0x0000000002940000-0x0000000002950000-memory.dmp

      Filesize

      64KB

    • memory/4592-57-0x0000000006740000-0x000000000675E000-memory.dmp

      Filesize

      120KB

    • memory/4592-58-0x0000000007180000-0x0000000007223000-memory.dmp

      Filesize

      652KB

    • memory/4592-60-0x00000000074D0000-0x00000000074EA000-memory.dmp

      Filesize

      104KB

    • memory/4592-59-0x0000000007B10000-0x000000000818A000-memory.dmp

      Filesize

      6.5MB

    • memory/4592-61-0x0000000007540000-0x000000000754A000-memory.dmp

      Filesize

      40KB

    • memory/4592-62-0x0000000007750000-0x00000000077E6000-memory.dmp

      Filesize

      600KB

    • memory/4592-41-0x0000000005D00000-0x0000000006054000-memory.dmp

      Filesize

      3.3MB

    • memory/4592-64-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4592-65-0x0000000007700000-0x000000000770E000-memory.dmp

      Filesize

      56KB

    • memory/4592-66-0x0000000007710000-0x0000000007724000-memory.dmp

      Filesize

      80KB

    • memory/4592-67-0x0000000007810000-0x000000000782A000-memory.dmp

      Filesize

      104KB

    • memory/4592-68-0x00000000077F0000-0x00000000077F8000-memory.dmp

      Filesize

      32KB

    • memory/4592-69-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4592-70-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4592-73-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4592-36-0x0000000005B90000-0x0000000005BF6000-memory.dmp

      Filesize

      408KB

    • memory/4592-20-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4592-19-0x0000000005370000-0x0000000005998000-memory.dmp

      Filesize

      6.2MB

    • memory/4592-18-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4592-16-0x0000000074B80000-0x0000000075330000-memory.dmp

      Filesize

      7.7MB

    • memory/4592-15-0x00000000028C0000-0x00000000028F6000-memory.dmp

      Filesize

      216KB