Analysis

  • max time kernel
    90s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-04-2024 10:15

General

  • Target

    8859d68e69b5464a0100ca99aed26dec828ae92287ce09ce984db073c66e8e4e.exe

  • Size

    629KB

  • MD5

    eebb33a5375ffd40682c86deea752033

  • SHA1

    8ed7b849ba2829a164ee569995f2d4d8a8d90924

  • SHA256

    8859d68e69b5464a0100ca99aed26dec828ae92287ce09ce984db073c66e8e4e

  • SHA512

    77b5fb3046040512a93e4e7069a5e4ded1362c2913b928232d00be416f93619c21e5a3aef20516336eb81e7c4067f88ae67caeada31ddda7480b0a5e3fcf5fe5

  • SSDEEP

    12288:DK0YOwqVT+BnEymdHekIrOuPhKPrbgAoOxCzSb0c6gb/wM4IKkR:DqO7VDVdDIrOusrbZoGWy0c9wM4IJ

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dz25

Decoy

sdw123.com

theflower-jeju.com

bigbargins.shop

xn--grsdetetizao-dcb9c.site

visionprobiz.com

ebruunalsigorta.xyz

51tree.net

tommeynadier.com

spx21.com

researchupdatehub.com

rserveohio.com

schemaconsultant.com

ec-peleti.com

songkokgelhq.shop

sixfigureswithkarah.net

quickfinancebrokerage.com

alliance-couverture.com

heartlandinnovates.com

art-friday.online

curi-o-rama.com

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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8859d68e69b5464a0100ca99aed26dec828ae92287ce09ce984db073c66e8e4e.exe
    "C:\Users\Admin\AppData\Local\Temp\8859d68e69b5464a0100ca99aed26dec828ae92287ce09ce984db073c66e8e4e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3688
    • 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\8859d68e69b5464a0100ca99aed26dec828ae92287ce09ce984db073c66e8e4e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2084
    • C:\Users\Admin\AppData\Local\Temp\8859d68e69b5464a0100ca99aed26dec828ae92287ce09ce984db073c66e8e4e.exe
      "C:\Users\Admin\AppData\Local\Temp\8859d68e69b5464a0100ca99aed26dec828ae92287ce09ce984db073c66e8e4e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4dq42rag.eh0.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2084-39-0x0000000070500000-0x000000007054C000-memory.dmp

    Filesize

    304KB

  • memory/2084-51-0x0000000008280000-0x00000000088FA000-memory.dmp

    Filesize

    6.5MB

  • memory/2084-62-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2084-59-0x0000000007F60000-0x0000000007F68000-memory.dmp

    Filesize

    32KB

  • memory/2084-58-0x0000000007F80000-0x0000000007F9A000-memory.dmp

    Filesize

    104KB

  • memory/2084-57-0x0000000007E80000-0x0000000007E94000-memory.dmp

    Filesize

    80KB

  • memory/2084-56-0x0000000007E70000-0x0000000007E7E000-memory.dmp

    Filesize

    56KB

  • memory/2084-28-0x0000000006180000-0x00000000061E6000-memory.dmp

    Filesize

    408KB

  • memory/2084-55-0x0000000007E40000-0x0000000007E51000-memory.dmp

    Filesize

    68KB

  • memory/2084-54-0x0000000007EC0000-0x0000000007F56000-memory.dmp

    Filesize

    600KB

  • memory/2084-53-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

    Filesize

    40KB

  • memory/2084-52-0x0000000007C40000-0x0000000007C5A000-memory.dmp

    Filesize

    104KB

  • memory/2084-22-0x00000000059F0000-0x0000000005A56000-memory.dmp

    Filesize

    408KB

  • memory/2084-37-0x000000007F5A0000-0x000000007F5B0000-memory.dmp

    Filesize

    64KB

  • memory/2084-16-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2084-17-0x0000000003150000-0x0000000003160000-memory.dmp

    Filesize

    64KB

  • memory/2084-18-0x0000000003150000-0x0000000003160000-memory.dmp

    Filesize

    64KB

  • memory/2084-19-0x0000000005B50000-0x0000000006178000-memory.dmp

    Filesize

    6.2MB

  • memory/2084-50-0x0000000007B50000-0x0000000007BF3000-memory.dmp

    Filesize

    652KB

  • memory/2084-21-0x0000000005950000-0x0000000005972000-memory.dmp

    Filesize

    136KB

  • memory/2084-15-0x0000000002FE0000-0x0000000003016000-memory.dmp

    Filesize

    216KB

  • memory/2084-49-0x0000000006EC0000-0x0000000006EDE000-memory.dmp

    Filesize

    120KB

  • memory/2084-38-0x0000000006F20000-0x0000000006F52000-memory.dmp

    Filesize

    200KB

  • memory/2084-33-0x00000000063F0000-0x0000000006744000-memory.dmp

    Filesize

    3.3MB

  • memory/2084-34-0x0000000006930000-0x000000000694E000-memory.dmp

    Filesize

    120KB

  • memory/2084-35-0x0000000006970000-0x00000000069BC000-memory.dmp

    Filesize

    304KB

  • memory/2084-36-0x0000000003150000-0x0000000003160000-memory.dmp

    Filesize

    64KB

  • memory/3688-13-0x0000000005250000-0x0000000005260000-memory.dmp

    Filesize

    64KB

  • memory/3688-4-0x0000000005250000-0x0000000005260000-memory.dmp

    Filesize

    64KB

  • memory/3688-0-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3688-8-0x0000000006AD0000-0x0000000006B46000-memory.dmp

    Filesize

    472KB

  • memory/3688-3-0x0000000005260000-0x00000000052F2000-memory.dmp

    Filesize

    584KB

  • memory/3688-14-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3688-2-0x0000000005770000-0x0000000005D14000-memory.dmp

    Filesize

    5.6MB

  • memory/3688-1-0x0000000000780000-0x000000000081A000-memory.dmp

    Filesize

    616KB

  • memory/3688-10-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/3688-9-0x0000000007E60000-0x0000000007EFC000-memory.dmp

    Filesize

    624KB

  • memory/3688-7-0x0000000006570000-0x000000000657C000-memory.dmp

    Filesize

    48KB

  • memory/3688-6-0x0000000005750000-0x000000000576A000-memory.dmp

    Filesize

    104KB

  • memory/3688-5-0x0000000005220000-0x000000000522A000-memory.dmp

    Filesize

    40KB

  • memory/4256-20-0x00000000019D0000-0x0000000001D1A000-memory.dmp

    Filesize

    3.3MB

  • memory/4256-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB