Analysis

  • max time kernel
    136s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 11:12

General

  • Target

    93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe

  • Size

    781KB

  • MD5

    8ab0cc5984b1d23278cf872476364418

  • SHA1

    c3df6bb8cc0c82b3a431a37fb51030ad94a41167

  • SHA256

    93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243

  • SHA512

    19b4d48a6ba7166bf170f35526a7420a8d82778dd6685d962a3f181ff1e789174b5aa03a5744d3e07df22d4a05ce23ae8f802ba559c99b35abc548e5d205d8d0

  • SSDEEP

    12288:vhMtGXYHbraO6Hop6GDrB2tC4bsPdV630L9DH4Vel:siYqtG6yrBwC00DYgl

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

jn17

Decoy

hynasty.com

africacementreview.com

5280micropantry.com

qcyu2.us

jl777-web.com

hcwsports.com

update-number-au.com

ymymvip.top

postds.buzz

dogwifnobrim.com

usapubpong.com

shopscoopido.com

medical-equipment.company

onyagu.com

tldrparent.com

jvpeople.com

seangalbraithphotography.com

ptt-gov.art

mutcosmeticsec.com

metameme.online

Signatures

  • Formbook

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

  • 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
    "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2532
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RiILrGgNwcpLS.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1368
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RiILrGgNwcpLS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6B0E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4260
    • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
      "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
      2⤵
        PID:4964
      • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
        "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
        2⤵
          PID:3980
        • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
          "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4568

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kyjpkjma.1hi.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmp6B0E.tmp

        Filesize

        1KB

        MD5

        46385ad0a82e1e7bc783a3f834e1ac3c

        SHA1

        4b9858f74077b06a4d3bbb0461f3412a13a4c80c

        SHA256

        fa450dd2b915d29261e4af959b5fa41ee171ec1a20c189055ff19d6c3c66d243

        SHA512

        c8d2f6b9effff95667f4fdff30304aeb8c4dac982cb5d808eb63aa50e38692252c4496576bbecaf39e291f1f65680e1c3e2d165f9d77c113571bd48bba878b5f

      • memory/1368-55-0x0000000007200000-0x00000000072A3000-memory.dmp

        Filesize

        652KB

      • memory/1368-56-0x0000000007960000-0x0000000007FDA000-memory.dmp

        Filesize

        6.5MB

      • memory/1368-67-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/1368-63-0x0000000007660000-0x000000000767A000-memory.dmp

        Filesize

        104KB

      • memory/1368-64-0x0000000007640000-0x0000000007648000-memory.dmp

        Filesize

        32KB

      • memory/1368-62-0x0000000007560000-0x0000000007574000-memory.dmp

        Filesize

        80KB

      • memory/1368-61-0x0000000007550000-0x000000000755E000-memory.dmp

        Filesize

        56KB

      • memory/1368-25-0x0000000005780000-0x00000000057A2000-memory.dmp

        Filesize

        136KB

      • memory/1368-60-0x0000000007520000-0x0000000007531000-memory.dmp

        Filesize

        68KB

      • memory/1368-59-0x00000000075A0000-0x0000000007636000-memory.dmp

        Filesize

        600KB

      • memory/1368-16-0x0000000004A70000-0x0000000004AA6000-memory.dmp

        Filesize

        216KB

      • memory/1368-17-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/1368-58-0x0000000007390000-0x000000000739A000-memory.dmp

        Filesize

        40KB

      • memory/1368-42-0x00000000065B0000-0x00000000065E2000-memory.dmp

        Filesize

        200KB

      • memory/1368-20-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/1368-57-0x0000000007320000-0x000000000733A000-memory.dmp

        Filesize

        104KB

      • memory/1368-24-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/1368-53-0x0000000006600000-0x000000000661E000-memory.dmp

        Filesize

        120KB

      • memory/1368-31-0x0000000005920000-0x0000000005986000-memory.dmp

        Filesize

        408KB

      • memory/1368-32-0x0000000005990000-0x00000000059F6000-memory.dmp

        Filesize

        408KB

      • memory/1368-18-0x00000000050E0000-0x0000000005708000-memory.dmp

        Filesize

        6.2MB

      • memory/1368-54-0x00000000026F0000-0x0000000002700000-memory.dmp

        Filesize

        64KB

      • memory/1368-43-0x0000000071390000-0x00000000713DC000-memory.dmp

        Filesize

        304KB

      • memory/1368-37-0x0000000005B00000-0x0000000005E54000-memory.dmp

        Filesize

        3.3MB

      • memory/1368-39-0x0000000005FF0000-0x000000000600E000-memory.dmp

        Filesize

        120KB

      • memory/1368-40-0x00000000060A0000-0x00000000060EC000-memory.dmp

        Filesize

        304KB

      • memory/1368-41-0x000000007EE50000-0x000000007EE60000-memory.dmp

        Filesize

        64KB

      • memory/2532-9-0x00000000069D0000-0x0000000006A4E000-memory.dmp

        Filesize

        504KB

      • memory/2532-1-0x0000000000970000-0x0000000000A3A000-memory.dmp

        Filesize

        808KB

      • memory/2532-3-0x00000000054A0000-0x0000000005532000-memory.dmp

        Filesize

        584KB

      • memory/2532-23-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/2532-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

        Filesize

        4KB

      • memory/2532-5-0x0000000074EA0000-0x0000000075650000-memory.dmp

        Filesize

        7.7MB

      • memory/2532-2-0x00000000059B0000-0x0000000005F54000-memory.dmp

        Filesize

        5.6MB

      • memory/2532-4-0x0000000005440000-0x000000000544A000-memory.dmp

        Filesize

        40KB

      • memory/2532-11-0x000000000C040000-0x000000000C0DC000-memory.dmp

        Filesize

        624KB

      • memory/2532-10-0x0000000002DC0000-0x0000000002E36000-memory.dmp

        Filesize

        472KB

      • memory/2532-8-0x0000000005870000-0x0000000005884000-memory.dmp

        Filesize

        80KB

      • memory/2532-7-0x00000000055E0000-0x00000000055EE000-memory.dmp

        Filesize

        56KB

      • memory/2532-6-0x0000000005590000-0x00000000055A8000-memory.dmp

        Filesize

        96KB

      • memory/4568-21-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/4568-38-0x00000000011D0000-0x000000000151A000-memory.dmp

        Filesize

        3.3MB