Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-05-2024 13:27

General

  • Target

    eec2040b640e5b1806119e1a428d54c4dab8fe87e2afe89570d158968122e4bb.exe

  • Size

    573KB

  • MD5

    90d93d073d92e1cd47f4d792f430bbbc

  • SHA1

    3e4fe2f29722803551c31fe38aa04d97ec9150e7

  • SHA256

    eec2040b640e5b1806119e1a428d54c4dab8fe87e2afe89570d158968122e4bb

  • SHA512

    bd1daa7f963319f40e59c27870737f43e61e087c20cc0c3605a23910eb3a3a1aa27384f2c041d2a12bb1aed35adaabad6f7b797fbdd61acd5dde181046441481

  • SSDEEP

    12288:rccadOGEW1ivxTRRSXyXQjDYq7C+5bLTTrBGZKGYC1DrJh6xjfHBB778Q6:IWGEW16TRRSKcAGbzrB4SC1DrJ0ZJB

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fs83

Decoy

blastol.space

tomwalkerisfalco.com

us-sumatrraslimbellytonic.com

drywallandpaintingservice.com

vntapp.net

passportpages.site

at-mim.com

yeondagoods.com

teomanyildirim.com

paygame.site

senze.art

alhandco.com

9831bsej.xyz

traumatic.xyz

sos-soutien.com

thetechnolgy.live

washing-machine-46612.bond

marvsneakers.com

shequbaike.net

xc4f35fg4h35fg4h53.top

Signatures

  • Formbook

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

  • 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).

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3392
    • C:\Users\Admin\AppData\Local\Temp\eec2040b640e5b1806119e1a428d54c4dab8fe87e2afe89570d158968122e4bb.exe
      "C:\Users\Admin\AppData\Local\Temp\eec2040b640e5b1806119e1a428d54c4dab8fe87e2afe89570d158968122e4bb.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3064
      • 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\eec2040b640e5b1806119e1a428d54c4dab8fe87e2afe89570d158968122e4bb.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:828
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
          PID:2820
        • 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:800
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\SysWOW64\svchost.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3880
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
            PID:4212

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sreruncc.ybw.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/800-11-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/800-67-0x0000000000E30000-0x0000000000E44000-memory.dmp

        Filesize

        80KB

      • memory/800-66-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/800-18-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/800-19-0x0000000000BB0000-0x0000000000BC4000-memory.dmp

        Filesize

        80KB

      • memory/800-14-0x0000000000EE0000-0x000000000122A000-memory.dmp

        Filesize

        3.3MB

      • memory/828-36-0x0000000005FB0000-0x0000000006304000-memory.dmp

        Filesize

        3.3MB

      • memory/828-40-0x0000000006BD0000-0x0000000006C02000-memory.dmp

        Filesize

        200KB

      • memory/828-62-0x0000000007C50000-0x0000000007C58000-memory.dmp

        Filesize

        32KB

      • memory/828-61-0x0000000007C70000-0x0000000007C8A000-memory.dmp

        Filesize

        104KB

      • memory/828-60-0x0000000007B70000-0x0000000007B84000-memory.dmp

        Filesize

        80KB

      • memory/828-59-0x0000000007B60000-0x0000000007B6E000-memory.dmp

        Filesize

        56KB

      • memory/828-58-0x0000000007B30000-0x0000000007B41000-memory.dmp

        Filesize

        68KB

      • memory/828-17-0x000000007490E000-0x000000007490F000-memory.dmp

        Filesize

        4KB

      • memory/828-21-0x0000000005160000-0x0000000005170000-memory.dmp

        Filesize

        64KB

      • memory/828-20-0x0000000005160000-0x0000000005170000-memory.dmp

        Filesize

        64KB

      • memory/828-57-0x0000000007BB0000-0x0000000007C46000-memory.dmp

        Filesize

        600KB

      • memory/828-56-0x00000000079A0000-0x00000000079AA000-memory.dmp

        Filesize

        40KB

      • memory/828-22-0x00000000057A0000-0x0000000005DC8000-memory.dmp

        Filesize

        6.2MB

      • memory/828-16-0x0000000005040000-0x0000000005076000-memory.dmp

        Filesize

        216KB

      • memory/828-55-0x0000000007930000-0x000000000794A000-memory.dmp

        Filesize

        104KB

      • memory/828-25-0x0000000005E40000-0x0000000005EA6000-memory.dmp

        Filesize

        408KB

      • memory/828-26-0x0000000005EB0000-0x0000000005F16000-memory.dmp

        Filesize

        408KB

      • memory/828-23-0x0000000005520000-0x0000000005542000-memory.dmp

        Filesize

        136KB

      • memory/828-54-0x0000000007F70000-0x00000000085EA000-memory.dmp

        Filesize

        6.5MB

      • memory/828-53-0x00000000077F0000-0x0000000007893000-memory.dmp

        Filesize

        652KB

      • memory/828-37-0x0000000006600000-0x000000000661E000-memory.dmp

        Filesize

        120KB

      • memory/828-38-0x0000000006710000-0x000000000675C000-memory.dmp

        Filesize

        304KB

      • memory/828-39-0x000000007F0A0000-0x000000007F0B0000-memory.dmp

        Filesize

        64KB

      • memory/828-52-0x0000000006C10000-0x0000000006C2E000-memory.dmp

        Filesize

        120KB

      • memory/828-41-0x0000000070720000-0x000000007076C000-memory.dmp

        Filesize

        304KB

      • memory/828-51-0x0000000005160000-0x0000000005170000-memory.dmp

        Filesize

        64KB

      • memory/3064-7-0x0000000006840000-0x000000000684E000-memory.dmp

        Filesize

        56KB

      • memory/3064-1-0x0000000000A70000-0x0000000000B06000-memory.dmp

        Filesize

        600KB

      • memory/3064-8-0x0000000006860000-0x0000000006876000-memory.dmp

        Filesize

        88KB

      • memory/3064-10-0x0000000009240000-0x00000000092DC000-memory.dmp

        Filesize

        624KB

      • memory/3064-5-0x0000000074880000-0x0000000075030000-memory.dmp

        Filesize

        7.7MB

      • memory/3064-4-0x00000000055A0000-0x00000000055AA000-memory.dmp

        Filesize

        40KB

      • memory/3064-6-0x0000000006E50000-0x0000000006E68000-memory.dmp

        Filesize

        96KB

      • memory/3064-13-0x0000000074880000-0x0000000075030000-memory.dmp

        Filesize

        7.7MB

      • memory/3064-3-0x00000000054E0000-0x0000000005572000-memory.dmp

        Filesize

        584KB

      • memory/3064-0-0x000000007488E000-0x000000007488F000-memory.dmp

        Filesize

        4KB

      • memory/3064-2-0x0000000005B90000-0x0000000006134000-memory.dmp

        Filesize

        5.6MB

      • memory/3064-9-0x00000000068B0000-0x0000000006926000-memory.dmp

        Filesize

        472KB

      • memory/3392-77-0x00000000084F0000-0x00000000085C8000-memory.dmp

        Filesize

        864KB

      • memory/3392-68-0x0000000008650000-0x00000000087ED000-memory.dmp

        Filesize

        1.6MB

      • memory/3392-74-0x0000000008650000-0x00000000087ED000-memory.dmp

        Filesize

        1.6MB

      • memory/3392-24-0x00000000083C0000-0x00000000084E3000-memory.dmp

        Filesize

        1.1MB

      • memory/3880-69-0x0000000000FA0000-0x0000000000FAE000-memory.dmp

        Filesize

        56KB

      • memory/3880-71-0x0000000000FA0000-0x0000000000FAE000-memory.dmp

        Filesize

        56KB

      • memory/3880-72-0x0000000000BB0000-0x0000000000BDF000-memory.dmp

        Filesize

        188KB