Analysis

  • max time kernel
    93s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 11:32

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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 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:3424
    • 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:5048
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RiILrGgNwcpLS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp91EF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4380
    • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
      "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
      2⤵
        PID:1924
      • C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe
        "C:\Users\Admin\AppData\Local\Temp\93ffb46ce3a6d27b2cb64dbda30d1594d39c305d665bdc6665516be2a280a243.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4588

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1ntptro3.u0q.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp91EF.tmp

      Filesize

      1KB

      MD5

      558e412d651a2e20025fae9391398f05

      SHA1

      8d8e0e59e58ae866cd30bae8f3dec78c2ea69a3d

      SHA256

      67bde5a04b22b278875187d2c778e46c3ba3c4a21b28a79a2b60d9edbee4f903

      SHA512

      189a68da8c411c502ac2e79748fd0ea8e5f72d44e57111931f3a89580b298283baeaec8c428170b7da545b66c5fd83fac6b2ea71564247f8f5308d991b5f9dd8

    • memory/3424-8-0x0000000005EB0000-0x0000000005EC4000-memory.dmp

      Filesize

      80KB

    • memory/3424-9-0x0000000008640000-0x00000000086BE000-memory.dmp

      Filesize

      504KB

    • memory/3424-4-0x0000000004CD0000-0x0000000004CDA000-memory.dmp

      Filesize

      40KB

    • memory/3424-5-0x0000000074C80000-0x0000000075430000-memory.dmp

      Filesize

      7.7MB

    • memory/3424-6-0x0000000005340000-0x0000000005358000-memory.dmp

      Filesize

      96KB

    • memory/3424-7-0x0000000005EA0000-0x0000000005EAE000-memory.dmp

      Filesize

      56KB

    • memory/3424-24-0x0000000074C80000-0x0000000075430000-memory.dmp

      Filesize

      7.7MB

    • memory/3424-3-0x0000000004CF0000-0x0000000004D82000-memory.dmp

      Filesize

      584KB

    • memory/3424-10-0x0000000004770000-0x00000000047E6000-memory.dmp

      Filesize

      472KB

    • memory/3424-11-0x0000000008760000-0x00000000087FC000-memory.dmp

      Filesize

      624KB

    • memory/3424-1-0x0000000000200000-0x00000000002CA000-memory.dmp

      Filesize

      808KB

    • memory/3424-2-0x0000000005360000-0x0000000005904000-memory.dmp

      Filesize

      5.6MB

    • memory/3424-0-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

      Filesize

      4KB

    • memory/4588-33-0x00000000011C0000-0x000000000150A000-memory.dmp

      Filesize

      3.3MB

    • memory/4588-22-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/5048-32-0x0000000005490000-0x00000000054F6000-memory.dmp

      Filesize

      408KB

    • memory/5048-43-0x0000000073750000-0x000000007379C000-memory.dmp

      Filesize

      304KB

    • memory/5048-20-0x0000000074C80000-0x0000000075430000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-25-0x0000000004B10000-0x0000000004B32000-memory.dmp

      Filesize

      136KB

    • memory/5048-26-0x0000000005330000-0x0000000005396000-memory.dmp

      Filesize

      408KB

    • memory/5048-18-0x0000000074C80000-0x0000000075430000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-19-0x0000000004B90000-0x00000000051B8000-memory.dmp

      Filesize

      6.2MB

    • memory/5048-16-0x00000000021B0000-0x00000000021E6000-memory.dmp

      Filesize

      216KB

    • memory/5048-38-0x0000000005710000-0x0000000005A64000-memory.dmp

      Filesize

      3.3MB

    • memory/5048-39-0x0000000005AC0000-0x0000000005ADE000-memory.dmp

      Filesize

      120KB

    • memory/5048-40-0x0000000005B00000-0x0000000005B4C000-memory.dmp

      Filesize

      304KB

    • memory/5048-41-0x000000007F6A0000-0x000000007F6B0000-memory.dmp

      Filesize

      64KB

    • memory/5048-42-0x0000000006A80000-0x0000000006AB2000-memory.dmp

      Filesize

      200KB

    • memory/5048-21-0x0000000074C80000-0x0000000075430000-memory.dmp

      Filesize

      7.7MB

    • memory/5048-53-0x00000000060A0000-0x00000000060BE000-memory.dmp

      Filesize

      120KB

    • memory/5048-55-0x0000000002160000-0x0000000002170000-memory.dmp

      Filesize

      64KB

    • memory/5048-54-0x0000000002160000-0x0000000002170000-memory.dmp

      Filesize

      64KB

    • memory/5048-56-0x0000000006CC0000-0x0000000006D63000-memory.dmp

      Filesize

      652KB

    • memory/5048-57-0x0000000007430000-0x0000000007AAA000-memory.dmp

      Filesize

      6.5MB

    • memory/5048-58-0x0000000006DF0000-0x0000000006E0A000-memory.dmp

      Filesize

      104KB

    • memory/5048-59-0x0000000006E60000-0x0000000006E6A000-memory.dmp

      Filesize

      40KB

    • memory/5048-60-0x0000000007070000-0x0000000007106000-memory.dmp

      Filesize

      600KB

    • memory/5048-61-0x0000000006FF0000-0x0000000007001000-memory.dmp

      Filesize

      68KB

    • memory/5048-62-0x0000000007020000-0x000000000702E000-memory.dmp

      Filesize

      56KB

    • memory/5048-63-0x0000000007030000-0x0000000007044000-memory.dmp

      Filesize

      80KB

    • memory/5048-64-0x0000000007130000-0x000000000714A000-memory.dmp

      Filesize

      104KB

    • memory/5048-65-0x0000000007110000-0x0000000007118000-memory.dmp

      Filesize

      32KB

    • memory/5048-67-0x0000000074C80000-0x0000000075430000-memory.dmp

      Filesize

      7.7MB