Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 01:19

General

  • Target

    2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe

  • Size

    760KB

  • MD5

    91592318966139c15e0171f341882fc8

  • SHA1

    a6689f85a42ce934c3e96a9088f67c48e2e1fe83

  • SHA256

    2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f

  • SHA512

    abfd94393776b2fc7aa418f66487813a78c18b4704a3e9fd15d0ae99f9b8a28ee7dbe28edaff425a7f5a85005b324262e88a638caa098abc2f4e7fc4e8e44d99

  • SSDEEP

    12288:s8ImEuiETpbmqOwYG0JHK9Do7Uw82OpdYL445DR8jIQpOQgMUA23RzD1Kl4Ev5kR:s8I+b9CG0JHKG718izDa+x

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hd05

Decoy

businessjp6-51399.info

countyyoungpest.com

taxilasamericas.com

stairs.parts

nrgsolutions.us

cbdgirl.guru

dropshunter.net

adorabubble.co.za

alcohomeexteriors.com

aquariusbusiness.info

zaginione.com

pintoresmajadahonda.com

fursace.club

musiletras.co

carpoboutiquehotel.com

redacted.investments

symplywell.me

lezxop.xyz

stmbbill.com

1509068.cc

Signatures

  • Formbook

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

  • Detects executables packed with SmartAssembly 1 IoCs
  • Formbook payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe
    "C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1064
    • 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\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4088
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NFOLsr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3004
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NFOLsr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7436.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1016
    • C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe
      "C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe"
      2⤵
        PID:5016
      • C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe
        "C:\Users\Admin\AppData\Local\Temp\2ece30c08f63f4fdc4d7326b39aa0066938163811e35d1aef6ddd2e0fada475f.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4704

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_eu2zrnpd.jvu.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp7436.tmp

      Filesize

      1KB

      MD5

      fb3d17fa6ed882132cfbb8c7cc958b21

      SHA1

      da5d1c1fd382d429fced39c1003eb39eef0f9626

      SHA256

      88a2b8ea6024a15490260e95642469f11271e003261e2969b1082a4bcf073b31

      SHA512

      3d15744783cbed3a3b70f27a8b5c341c9c3a5c5de9736ddd3c56509b751b155496dbadbf00e24676844b19e91ad7f3b4dd8458cae2c61b5818ff89fe4bcf4eb6

    • memory/1064-6-0x0000000008000000-0x000000000801E000-memory.dmp

      Filesize

      120KB

    • memory/1064-4-0x00000000053C0000-0x00000000053CA000-memory.dmp

      Filesize

      40KB

    • memory/1064-5-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/1064-3-0x0000000007E20000-0x0000000007EB2000-memory.dmp

      Filesize

      584KB

    • memory/1064-7-0x00000000081D0000-0x00000000081E0000-memory.dmp

      Filesize

      64KB

    • memory/1064-8-0x00000000081E0000-0x00000000081F6000-memory.dmp

      Filesize

      88KB

    • memory/1064-9-0x0000000009810000-0x0000000009886000-memory.dmp

      Filesize

      472KB

    • memory/1064-10-0x000000000CDB0000-0x000000000CE4C000-memory.dmp

      Filesize

      624KB

    • memory/1064-0-0x00000000748DE000-0x00000000748DF000-memory.dmp

      Filesize

      4KB

    • memory/1064-37-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/1064-2-0x00000000082F0000-0x0000000008894000-memory.dmp

      Filesize

      5.6MB

    • memory/1064-1-0x0000000000FF0000-0x00000000010B0000-memory.dmp

      Filesize

      768KB

    • memory/3004-88-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/3004-77-0x00000000078C0000-0x0000000007956000-memory.dmp

      Filesize

      600KB

    • memory/3004-22-0x0000000005BE0000-0x0000000005C46000-memory.dmp

      Filesize

      408KB

    • memory/3004-76-0x00000000076C0000-0x00000000076CA000-memory.dmp

      Filesize

      40KB

    • memory/3004-74-0x0000000007C90000-0x000000000830A000-memory.dmp

      Filesize

      6.5MB

    • memory/3004-63-0x0000000075160000-0x00000000751AC000-memory.dmp

      Filesize

      304KB

    • memory/3004-78-0x0000000007840000-0x0000000007851000-memory.dmp

      Filesize

      68KB

    • memory/3004-27-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/3004-50-0x0000000006360000-0x00000000063AC000-memory.dmp

      Filesize

      304KB

    • memory/3004-38-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/3004-48-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4088-15-0x00000000022F0000-0x0000000002326000-memory.dmp

      Filesize

      216KB

    • memory/4088-21-0x0000000004C00000-0x0000000004C66000-memory.dmp

      Filesize

      408KB

    • memory/4088-87-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4088-24-0x00000000055E0000-0x0000000005934000-memory.dmp

      Filesize

      3.3MB

    • memory/4088-73-0x0000000006C10000-0x0000000006CB3000-memory.dmp

      Filesize

      652KB

    • memory/4088-62-0x0000000006B90000-0x0000000006BAE000-memory.dmp

      Filesize

      120KB

    • memory/4088-52-0x0000000075160000-0x00000000751AC000-memory.dmp

      Filesize

      304KB

    • memory/4088-51-0x0000000006BD0000-0x0000000006C02000-memory.dmp

      Filesize

      200KB

    • memory/4088-75-0x0000000006F40000-0x0000000006F5A000-memory.dmp

      Filesize

      104KB

    • memory/4088-49-0x0000000005C20000-0x0000000005C3E000-memory.dmp

      Filesize

      120KB

    • memory/4088-23-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4088-20-0x0000000004B60000-0x0000000004B82000-memory.dmp

      Filesize

      136KB

    • memory/4088-19-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4088-79-0x0000000007170000-0x000000000717E000-memory.dmp

      Filesize

      56KB

    • memory/4088-80-0x0000000007180000-0x0000000007194000-memory.dmp

      Filesize

      80KB

    • memory/4088-82-0x0000000007260000-0x0000000007268000-memory.dmp

      Filesize

      32KB

    • memory/4088-81-0x0000000007280000-0x000000000729A000-memory.dmp

      Filesize

      104KB

    • memory/4088-17-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/4088-16-0x0000000004EA0000-0x00000000054C8000-memory.dmp

      Filesize

      6.2MB

    • memory/4704-25-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB