Analysis

  • max time kernel
    91s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 08:47

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:3260
    • 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:4808
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RiILrGgNwcpLS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp79E3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1684
    • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
      "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
      2⤵
        PID:5012
      • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
        "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
        2⤵
          PID:4448
        • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
          "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4028

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4eoj4fr2.ikh.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmp79E3.tmp

        Filesize

        1KB

        MD5

        aba70d385609b4e97670fdfe35279d22

        SHA1

        55c9e1e99660fcb4148cff0b945d7b7e46c1e067

        SHA256

        48de91198f3b465946afc0c144b08c7b558f44bafd7e075fe542965006b2b9be

        SHA512

        54e43a068ea1e01e47776f4a42720c540c4b2370a4e7b41dbda97af0679919ee89e8afb2c58fba2d52239bd6a66cda0915804ccd2ca4f79b2f825d6f7e491db7

      • memory/3260-8-0x00000000057B0000-0x00000000057C4000-memory.dmp

        Filesize

        80KB

      • memory/3260-9-0x0000000008E10000-0x0000000008E8E000-memory.dmp

        Filesize

        504KB

      • memory/3260-4-0x0000000005490000-0x000000000549A000-memory.dmp

        Filesize

        40KB

      • memory/3260-5-0x00000000751F0000-0x00000000759A0000-memory.dmp

        Filesize

        7.7MB

      • memory/3260-6-0x00000000055E0000-0x00000000055F8000-memory.dmp

        Filesize

        96KB

      • memory/3260-7-0x00000000057A0000-0x00000000057AE000-memory.dmp

        Filesize

        56KB

      • memory/3260-2-0x0000000005A10000-0x0000000005FB4000-memory.dmp

        Filesize

        5.6MB

      • memory/3260-3-0x0000000005500000-0x0000000005592000-memory.dmp

        Filesize

        584KB

      • memory/3260-10-0x0000000004E40000-0x0000000004EB6000-memory.dmp

        Filesize

        472KB

      • memory/3260-11-0x0000000008F30000-0x0000000008FCC000-memory.dmp

        Filesize

        624KB

      • memory/3260-1-0x00000000009C0000-0x0000000000A8A000-memory.dmp

        Filesize

        808KB

      • memory/3260-34-0x00000000751F0000-0x00000000759A0000-memory.dmp

        Filesize

        7.7MB

      • memory/3260-0-0x00000000751FE000-0x00000000751FF000-memory.dmp

        Filesize

        4KB

      • memory/4028-38-0x00000000017E0000-0x0000000001B2A000-memory.dmp

        Filesize

        3.3MB

      • memory/4028-28-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/4808-21-0x0000000004CF0000-0x0000000004D56000-memory.dmp

        Filesize

        408KB

      • memory/4808-43-0x0000000075A80000-0x0000000075ACC000-memory.dmp

        Filesize

        304KB

      • memory/4808-20-0x0000000004C10000-0x0000000004C32000-memory.dmp

        Filesize

        136KB

      • memory/4808-22-0x0000000005470000-0x00000000054D6000-memory.dmp

        Filesize

        408KB

      • memory/4808-32-0x00000000751F0000-0x00000000759A0000-memory.dmp

        Filesize

        7.7MB

      • memory/4808-18-0x0000000004D90000-0x00000000053B8000-memory.dmp

        Filesize

        6.2MB

      • memory/4808-33-0x00000000056E0000-0x0000000005A34000-memory.dmp

        Filesize

        3.3MB

      • memory/4808-17-0x00000000751F0000-0x00000000759A0000-memory.dmp

        Filesize

        7.7MB

      • memory/4808-16-0x0000000002280000-0x00000000022B6000-memory.dmp

        Filesize

        216KB

      • memory/4808-39-0x0000000005BA0000-0x0000000005BBE000-memory.dmp

        Filesize

        120KB

      • memory/4808-40-0x0000000005C40000-0x0000000005C8C000-memory.dmp

        Filesize

        304KB

      • memory/4808-41-0x000000007FB50000-0x000000007FB60000-memory.dmp

        Filesize

        64KB

      • memory/4808-42-0x0000000006160000-0x0000000006192000-memory.dmp

        Filesize

        200KB

      • memory/4808-29-0x00000000751F0000-0x00000000759A0000-memory.dmp

        Filesize

        7.7MB

      • memory/4808-49-0x00000000023C0000-0x00000000023D0000-memory.dmp

        Filesize

        64KB

      • memory/4808-54-0x0000000006140000-0x000000000615E000-memory.dmp

        Filesize

        120KB

      • memory/4808-55-0x0000000006DD0000-0x0000000006E73000-memory.dmp

        Filesize

        652KB

      • memory/4808-56-0x0000000007500000-0x0000000007B7A000-memory.dmp

        Filesize

        6.5MB

      • memory/4808-57-0x0000000006EC0000-0x0000000006EDA000-memory.dmp

        Filesize

        104KB

      • memory/4808-58-0x0000000006F30000-0x0000000006F3A000-memory.dmp

        Filesize

        40KB

      • memory/4808-59-0x0000000007140000-0x00000000071D6000-memory.dmp

        Filesize

        600KB

      • memory/4808-60-0x00000000070C0000-0x00000000070D1000-memory.dmp

        Filesize

        68KB

      • memory/4808-61-0x00000000070F0000-0x00000000070FE000-memory.dmp

        Filesize

        56KB

      • memory/4808-62-0x0000000007100000-0x0000000007114000-memory.dmp

        Filesize

        80KB

      • memory/4808-63-0x0000000007200000-0x000000000721A000-memory.dmp

        Filesize

        104KB

      • memory/4808-64-0x00000000071E0000-0x00000000071E8000-memory.dmp

        Filesize

        32KB

      • memory/4808-67-0x00000000751F0000-0x00000000759A0000-memory.dmp

        Filesize

        7.7MB