Analysis

  • max time kernel
    91s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 05:51

General

  • Target

    ea54b2d8e2e29ed25f7167eff3c4c5d07f7d350cc89d006fb2039cd848f87ac2.exe

  • Size

    604KB

  • MD5

    6f15321a0f0fe177e1f09681d143ca86

  • SHA1

    5451490bbcfee8abf56de3f7bc6f255ca71eaea5

  • SHA256

    ea54b2d8e2e29ed25f7167eff3c4c5d07f7d350cc89d006fb2039cd848f87ac2

  • SHA512

    a84855dd6f076f913b63012a6b25066d3d71c01d8610e164b6d3b29adeb38acbf431bd78a13472048e7641dedd1030bc1df7ca646c03ff8f75d49522b2bc76c2

  • SSDEEP

    12288:8v+xEd6SMcbqY5LO8f4Dvh7Cwp9pkmGFgz2ZSxhLleCcaeeV/7LK3hKzF:jxc7MWqV8fWh7CwHpkmGyzOQtves3iKR

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz08

Decoy

deespresence.com

fanyablack.com

papermoonnursery.com

sunriseclohting.store

jenstandsforarkansas.com

lkhtalentconsulting.com

baerana.com

hyperphit.com

davidianbrant.com

itkagear.com

web-findmy.site

liveforwardventures.com

skyenglearn.online

studio-sticky.store

yassa-hany.online

tacoshack479.com

bigtexture.xyz

erxkula.shop

go-bloggers.com

qwdlwys.site

Signatures

  • Formbook

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

  • Formbook payload 1 IoCs
  • 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).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea54b2d8e2e29ed25f7167eff3c4c5d07f7d350cc89d006fb2039cd848f87ac2.exe
    "C:\Users\Admin\AppData\Local\Temp\ea54b2d8e2e29ed25f7167eff3c4c5d07f7d350cc89d006fb2039cd848f87ac2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3804
    • 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\ea54b2d8e2e29ed25f7167eff3c4c5d07f7d350cc89d006fb2039cd848f87ac2.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2320
    • C:\Users\Admin\AppData\Local\Temp\ea54b2d8e2e29ed25f7167eff3c4c5d07f7d350cc89d006fb2039cd848f87ac2.exe
      "C:\Users\Admin\AppData\Local\Temp\ea54b2d8e2e29ed25f7167eff3c4c5d07f7d350cc89d006fb2039cd848f87ac2.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wl2q2x5s.rp2.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2320-51-0x00000000074E0000-0x0000000007B5A000-memory.dmp

    Filesize

    6.5MB

  • memory/2320-50-0x0000000006D60000-0x0000000006E03000-memory.dmp

    Filesize

    652KB

  • memory/2320-62-0x0000000074800000-0x0000000074FB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2320-59-0x00000000071C0000-0x00000000071C8000-memory.dmp

    Filesize

    32KB

  • memory/2320-58-0x00000000071E0000-0x00000000071FA000-memory.dmp

    Filesize

    104KB

  • memory/2320-57-0x00000000070E0000-0x00000000070F4000-memory.dmp

    Filesize

    80KB

  • memory/2320-56-0x00000000070D0000-0x00000000070DE000-memory.dmp

    Filesize

    56KB

  • memory/2320-55-0x00000000070A0000-0x00000000070B1000-memory.dmp

    Filesize

    68KB

  • memory/2320-54-0x0000000007120000-0x00000000071B6000-memory.dmp

    Filesize

    600KB

  • memory/2320-53-0x0000000006F10000-0x0000000006F1A000-memory.dmp

    Filesize

    40KB

  • memory/2320-52-0x0000000006EA0000-0x0000000006EBA000-memory.dmp

    Filesize

    104KB

  • memory/2320-21-0x0000000005490000-0x00000000054F6000-memory.dmp

    Filesize

    408KB

  • memory/2320-49-0x0000000004770000-0x0000000004780000-memory.dmp

    Filesize

    64KB

  • memory/2320-16-0x0000000074800000-0x0000000074FB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2320-15-0x0000000002240000-0x0000000002276000-memory.dmp

    Filesize

    216KB

  • memory/2320-19-0x0000000004770000-0x0000000004780000-memory.dmp

    Filesize

    64KB

  • memory/2320-18-0x0000000004DB0000-0x00000000053D8000-memory.dmp

    Filesize

    6.2MB

  • memory/2320-32-0x0000000005690000-0x00000000059E4000-memory.dmp

    Filesize

    3.3MB

  • memory/2320-22-0x0000000005500000-0x0000000005566000-memory.dmp

    Filesize

    408KB

  • memory/2320-36-0x0000000006140000-0x0000000006172000-memory.dmp

    Filesize

    200KB

  • memory/2320-37-0x0000000070620000-0x000000007066C000-memory.dmp

    Filesize

    304KB

  • memory/2320-20-0x0000000004BB0000-0x0000000004BD2000-memory.dmp

    Filesize

    136KB

  • memory/2320-17-0x0000000004770000-0x0000000004780000-memory.dmp

    Filesize

    64KB

  • memory/2320-33-0x0000000005B70000-0x0000000005B8E000-memory.dmp

    Filesize

    120KB

  • memory/2320-34-0x0000000005BC0000-0x0000000005C0C000-memory.dmp

    Filesize

    304KB

  • memory/2320-35-0x000000007F3C0000-0x000000007F3D0000-memory.dmp

    Filesize

    64KB

  • memory/2320-47-0x0000000006D40000-0x0000000006D5E000-memory.dmp

    Filesize

    120KB

  • memory/2320-48-0x0000000004770000-0x0000000004780000-memory.dmp

    Filesize

    64KB

  • memory/3804-8-0x00000000083E0000-0x00000000083EE000-memory.dmp

    Filesize

    56KB

  • memory/3804-6-0x00000000083A0000-0x00000000083B4000-memory.dmp

    Filesize

    80KB

  • memory/3804-3-0x00000000057A0000-0x0000000005832000-memory.dmp

    Filesize

    584KB

  • memory/3804-13-0x0000000074780000-0x0000000074F30000-memory.dmp

    Filesize

    7.7MB

  • memory/3804-0-0x0000000000D20000-0x0000000000DBE000-memory.dmp

    Filesize

    632KB

  • memory/3804-2-0x0000000005CA0000-0x0000000006244000-memory.dmp

    Filesize

    5.6MB

  • memory/3804-1-0x0000000074780000-0x0000000074F30000-memory.dmp

    Filesize

    7.7MB

  • memory/3804-10-0x000000000ACB0000-0x000000000AD4C000-memory.dmp

    Filesize

    624KB

  • memory/3804-4-0x0000000005A00000-0x0000000005A10000-memory.dmp

    Filesize

    64KB

  • memory/3804-7-0x00000000083D0000-0x00000000083DA000-memory.dmp

    Filesize

    40KB

  • memory/3804-9-0x00000000083F0000-0x000000000846C000-memory.dmp

    Filesize

    496KB

  • memory/3804-5-0x0000000005980000-0x000000000598A000-memory.dmp

    Filesize

    40KB

  • memory/4136-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4136-14-0x0000000001370000-0x00000000016BA000-memory.dmp

    Filesize

    3.3MB

  • memory/4136-63-0x0000000001370000-0x00000000016BA000-memory.dmp

    Filesize

    3.3MB