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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 01:34

General

  • Target

    c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe

  • Size

    663KB

  • MD5

    9806b5ef6bf254fdd4c0e934a4c070eb

  • SHA1

    caa33c5cecee0b8a05a4b1c5f7f4f4c081fd0b77

  • SHA256

    c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191

  • SHA512

    824ce46df91db025a3e2fea193c394ad1290c681cf46e39b163036693d246078a2589eb34b56ba1c9ea62078e2b438477f7ccb292c469a99da55b79306a8385b

  • SSDEEP

    12288:J7C27Jb5EMTIRjAH5rV20hkoJnnFc8AtAvJIUHTrU2fujnR/C6CqkR:1LTxZrLh9Jn68At+JIUzrcjnRip

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t94g

Decoy

32188.top

mergencyroofrepair656460.online

jkahu.fun

ur4.autos

r0lba4cl0qkaws8.bond

eiliaowang.top

urjav.xyz

kidaman15.click

old-removal-p350.today

levatethismedia.info

h33323s40.top

dormy.click

5406.club

earlofwisdombook.pro

6980.app

ellwood999.biz

otdates.lol

164v.shop

thereal.app

takeget.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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
    "C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4848
    • 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\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3004
    • C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe
      "C:\Users\Admin\AppData\Local\Temp\c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vyrfgoeo.z4p.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1840-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1840-14-0x0000000001BE0000-0x0000000001F2A000-memory.dmp

    Filesize

    3.3MB

  • memory/3004-47-0x00000000062A0000-0x00000000062BE000-memory.dmp

    Filesize

    120KB

  • memory/3004-50-0x0000000006CC0000-0x0000000006D63000-memory.dmp

    Filesize

    652KB

  • memory/3004-62-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3004-59-0x0000000007310000-0x0000000007318000-memory.dmp

    Filesize

    32KB

  • memory/3004-58-0x0000000007330000-0x000000000734A000-memory.dmp

    Filesize

    104KB

  • memory/3004-57-0x0000000007230000-0x0000000007244000-memory.dmp

    Filesize

    80KB

  • memory/3004-56-0x0000000007220000-0x000000000722E000-memory.dmp

    Filesize

    56KB

  • memory/3004-55-0x00000000071F0000-0x0000000007201000-memory.dmp

    Filesize

    68KB

  • memory/3004-54-0x0000000007270000-0x0000000007306000-memory.dmp

    Filesize

    600KB

  • memory/3004-53-0x0000000007060000-0x000000000706A000-memory.dmp

    Filesize

    40KB

  • memory/3004-52-0x0000000006FF0000-0x000000000700A000-memory.dmp

    Filesize

    104KB

  • memory/3004-16-0x000000007458E000-0x000000007458F000-memory.dmp

    Filesize

    4KB

  • memory/3004-17-0x00000000023C0000-0x00000000023F6000-memory.dmp

    Filesize

    216KB

  • memory/3004-15-0x0000000004A70000-0x0000000004A80000-memory.dmp

    Filesize

    64KB

  • memory/3004-51-0x0000000007640000-0x0000000007CBA000-memory.dmp

    Filesize

    6.5MB

  • memory/3004-18-0x00000000050B0000-0x00000000056D8000-memory.dmp

    Filesize

    6.2MB

  • memory/3004-20-0x0000000004BF0000-0x0000000004C12000-memory.dmp

    Filesize

    136KB

  • memory/3004-21-0x0000000004DA0000-0x0000000004E06000-memory.dmp

    Filesize

    408KB

  • memory/3004-49-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3004-19-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3004-36-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3004-33-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

    Filesize

    120KB

  • memory/3004-34-0x0000000005D10000-0x0000000005D5C000-memory.dmp

    Filesize

    304KB

  • memory/3004-35-0x0000000006C80000-0x0000000006CB2000-memory.dmp

    Filesize

    200KB

  • memory/3004-37-0x00000000703A0000-0x00000000703EC000-memory.dmp

    Filesize

    304KB

  • memory/3004-32-0x00000000057E0000-0x0000000005B34000-memory.dmp

    Filesize

    3.3MB

  • memory/3004-48-0x0000000074580000-0x0000000074D30000-memory.dmp

    Filesize

    7.7MB

  • memory/3004-22-0x0000000004E80000-0x0000000004EE6000-memory.dmp

    Filesize

    408KB

  • memory/4848-0-0x000000007450E000-0x000000007450F000-memory.dmp

    Filesize

    4KB

  • memory/4848-4-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4848-1-0x0000000000170000-0x0000000000218000-memory.dmp

    Filesize

    672KB

  • memory/4848-2-0x0000000005130000-0x00000000056D4000-memory.dmp

    Filesize

    5.6MB

  • memory/4848-13-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4848-3-0x0000000004AB0000-0x0000000004B42000-memory.dmp

    Filesize

    584KB

  • memory/4848-10-0x000000000BD30000-0x000000000BDCC000-memory.dmp

    Filesize

    624KB

  • memory/4848-9-0x00000000024D0000-0x0000000002546000-memory.dmp

    Filesize

    472KB

  • memory/4848-8-0x0000000074500000-0x0000000074CB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4848-7-0x000000007450E000-0x000000007450F000-memory.dmp

    Filesize

    4KB

  • memory/4848-6-0x0000000006450000-0x000000000646E000-memory.dmp

    Filesize

    120KB

  • memory/4848-5-0x0000000004C80000-0x0000000004C8A000-memory.dmp

    Filesize

    40KB