Analysis

  • max time kernel
    140s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-08-2024 13:56

General

  • Target

    Extrato_Global_68304302_2024-08-06.bat.exe

  • Size

    868KB

  • MD5

    9109a335c757cf11812dafe216bc5b62

  • SHA1

    4ac3cd51156fd397efd299915d9b407075c0df33

  • SHA256

    cc7cc38e5d7bc6d4f12623ff831c3611d73d905d78b62a173907b947d53242c1

  • SHA512

    fb15e69479c4bc1c1f23d1d4c551432d613e4299f10297b5f767e4255281a32f747f5b6466f3dc924fde514d4389d765fbc1b0a46d7a6c72ef4f540ca214128c

  • SSDEEP

    24576:n1c1teTi0mkaLVaEmtmn658CQZGQxosHt:GrCEHmtmn65wnoAt

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

sy52

Decoy

wxxj.asia

emu-oil.online

theprogressiontalks.com

saigonvape.com

cb257.pro

inucana.com

xn--pdr89n.vip

vtc.bzh

connexionsink.com

mastersofthevibes.com

mallsetuae.shop

bellaandbling.com

wagi88.one

273618.bid

japanvietnam-mall.com

lkd1t.rest

oflgjgiq.xyz

calliblography.com

idz8u.vip

marrybears.com

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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Extrato_Global_68304302_2024-08-06.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\Extrato_Global_68304302_2024-08-06.bat.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2936
    • 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\Extrato_Global_68304302_2024-08-06.bat.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4796
    • C:\Users\Admin\AppData\Local\Temp\Extrato_Global_68304302_2024-08-06.bat.exe
      "C:\Users\Admin\AppData\Local\Temp\Extrato_Global_68304302_2024-08-06.bat.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_v2rdtfhn.bf5.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2936-8-0x00000000062A0000-0x00000000062B6000-memory.dmp

    Filesize

    88KB

  • memory/2936-9-0x000000000A3F0000-0x000000000A466000-memory.dmp

    Filesize

    472KB

  • memory/2936-3-0x0000000005110000-0x00000000051A2000-memory.dmp

    Filesize

    584KB

  • memory/2936-4-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/2936-5-0x00000000050C0000-0x00000000050CA000-memory.dmp

    Filesize

    40KB

  • memory/2936-6-0x0000000007CE0000-0x0000000007CF8000-memory.dmp

    Filesize

    96KB

  • memory/2936-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

    Filesize

    5.6MB

  • memory/2936-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

    Filesize

    4KB

  • memory/2936-7-0x0000000006290000-0x000000000629E000-memory.dmp

    Filesize

    56KB

  • memory/2936-10-0x000000000D500000-0x000000000D59C000-memory.dmp

    Filesize

    624KB

  • memory/2936-1-0x00000000005E0000-0x00000000006BC000-memory.dmp

    Filesize

    880KB

  • memory/2936-13-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/4460-14-0x0000000001260000-0x00000000015AA000-memory.dmp

    Filesize

    3.3MB

  • memory/4460-62-0x0000000001260000-0x00000000015AA000-memory.dmp

    Filesize

    3.3MB

  • memory/4460-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4796-20-0x0000000005640000-0x00000000056A6000-memory.dmp

    Filesize

    408KB

  • memory/4796-47-0x00000000076D0000-0x0000000007773000-memory.dmp

    Filesize

    652KB

  • memory/4796-19-0x0000000005420000-0x0000000005442000-memory.dmp

    Filesize

    136KB

  • memory/4796-21-0x0000000005EA0000-0x0000000005F06000-memory.dmp

    Filesize

    408KB

  • memory/4796-17-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-15-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

    Filesize

    4KB

  • memory/4796-31-0x0000000005F10000-0x0000000006264000-memory.dmp

    Filesize

    3.3MB

  • memory/4796-32-0x00000000064F0000-0x000000000650E000-memory.dmp

    Filesize

    120KB

  • memory/4796-33-0x0000000006510000-0x000000000655C000-memory.dmp

    Filesize

    304KB

  • memory/4796-34-0x0000000007690000-0x00000000076C2000-memory.dmp

    Filesize

    200KB

  • memory/4796-45-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-35-0x0000000070B70000-0x0000000070BBC000-memory.dmp

    Filesize

    304KB

  • memory/4796-48-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-18-0x0000000005870000-0x0000000005E98000-memory.dmp

    Filesize

    6.2MB

  • memory/4796-46-0x0000000006AB0000-0x0000000006ACE000-memory.dmp

    Filesize

    120KB

  • memory/4796-49-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-51-0x0000000007810000-0x000000000782A000-memory.dmp

    Filesize

    104KB

  • memory/4796-50-0x0000000007E50000-0x00000000084CA000-memory.dmp

    Filesize

    6.5MB

  • memory/4796-52-0x0000000007880000-0x000000000788A000-memory.dmp

    Filesize

    40KB

  • memory/4796-53-0x0000000007A90000-0x0000000007B26000-memory.dmp

    Filesize

    600KB

  • memory/4796-54-0x0000000007A10000-0x0000000007A21000-memory.dmp

    Filesize

    68KB

  • memory/4796-55-0x0000000007A40000-0x0000000007A4E000-memory.dmp

    Filesize

    56KB

  • memory/4796-56-0x0000000007A50000-0x0000000007A64000-memory.dmp

    Filesize

    80KB

  • memory/4796-57-0x0000000007B50000-0x0000000007B6A000-memory.dmp

    Filesize

    104KB

  • memory/4796-58-0x0000000007B30000-0x0000000007B38000-memory.dmp

    Filesize

    32KB

  • memory/4796-61-0x0000000074CB0000-0x0000000075460000-memory.dmp

    Filesize

    7.7MB

  • memory/4796-16-0x0000000002BC0000-0x0000000002BF6000-memory.dmp

    Filesize

    216KB