Analysis

  • max time kernel
    147s
  • 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
    28-03-2024 01:59

General

  • Target

    3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe

  • Size

    706KB

  • MD5

    92e2c98f8a1aa1222f4901933bddaa34

  • SHA1

    d3111c7e3d99e8863b985dc37c15184c2418568f

  • SHA256

    3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e

  • SHA512

    24da674d5fcbec6e243971caa3eb4eb0703f6fccb9d3afb5d921d824b5681b0fe20d29bb6b8bf5c191131b697f90470244f54f5ef8f6b33b32c8dbe76f4e69ca

  • SSDEEP

    12288:xCyaTqa5W2wna41Z/Hruq29kR6NhSPellpvz6sFncOXxDfxJfLFnKuq:IjTurae5ruP9E6WIF6sSOXVrDBq

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ozgurmob.com
  • Port:
    587
  • Username:
    beko@ozgurmob.com
  • Password:
    beko(1453)(3959)

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ozgurmob.com
  • Port:
    587
  • Username:
    beko@ozgurmob.com
  • Password:
    beko(1453)(3959)
  • Email To:
    phinametics247@gmail.com

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe
    "C:\Users\Admin\AppData\Local\Temp\3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2476
    • 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\3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2480
    • C:\Users\Admin\AppData\Local\Temp\3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe
      "C:\Users\Admin\AppData\Local\Temp\3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe"
      2⤵
        PID:3832
      • C:\Users\Admin\AppData\Local\Temp\3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe
        "C:\Users\Admin\AppData\Local\Temp\3bcef269e37701fa26f27b3c759d1fddeeb96998e2f7aea05ea02acb15e53a3e.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4964

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xfpol0xa.ir5.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2476-15-0x0000000074570000-0x0000000074D20000-memory.dmp
      Filesize

      7.7MB

    • memory/2476-1-0x0000000074570000-0x0000000074D20000-memory.dmp
      Filesize

      7.7MB

    • memory/2476-2-0x0000000005F60000-0x0000000006504000-memory.dmp
      Filesize

      5.6MB

    • memory/2476-3-0x00000000059B0000-0x0000000005A42000-memory.dmp
      Filesize

      584KB

    • memory/2476-4-0x0000000005930000-0x0000000005940000-memory.dmp
      Filesize

      64KB

    • memory/2476-5-0x0000000005970000-0x000000000597A000-memory.dmp
      Filesize

      40KB

    • memory/2476-6-0x0000000005F10000-0x0000000005F22000-memory.dmp
      Filesize

      72KB

    • memory/2476-7-0x0000000005F30000-0x0000000005F3C000-memory.dmp
      Filesize

      48KB

    • memory/2476-8-0x0000000007300000-0x0000000007382000-memory.dmp
      Filesize

      520KB

    • memory/2476-9-0x0000000009960000-0x00000000099FC000-memory.dmp
      Filesize

      624KB

    • memory/2476-0-0x0000000000EC0000-0x0000000000F76000-memory.dmp
      Filesize

      728KB

    • memory/2480-27-0x0000000004F90000-0x0000000004FF6000-memory.dmp
      Filesize

      408KB

    • memory/2480-39-0x00000000064D0000-0x0000000006502000-memory.dmp
      Filesize

      200KB

    • memory/2480-63-0x0000000074570000-0x0000000074D20000-memory.dmp
      Filesize

      7.7MB

    • memory/2480-16-0x0000000074570000-0x0000000074D20000-memory.dmp
      Filesize

      7.7MB

    • memory/2480-19-0x00000000050A0000-0x00000000056C8000-memory.dmp
      Filesize

      6.2MB

    • memory/2480-60-0x0000000007510000-0x0000000007518000-memory.dmp
      Filesize

      32KB

    • memory/2480-59-0x0000000007530000-0x000000000754A000-memory.dmp
      Filesize

      104KB

    • memory/2480-17-0x0000000000F20000-0x0000000000F30000-memory.dmp
      Filesize

      64KB

    • memory/2480-12-0x0000000000E20000-0x0000000000E56000-memory.dmp
      Filesize

      216KB

    • memory/2480-21-0x0000000004EF0000-0x0000000004F12000-memory.dmp
      Filesize

      136KB

    • memory/2480-58-0x0000000007430000-0x0000000007444000-memory.dmp
      Filesize

      80KB

    • memory/2480-32-0x00000000059F0000-0x0000000005D44000-memory.dmp
      Filesize

      3.3MB

    • memory/2480-33-0x0000000005EF0000-0x0000000005F0E000-memory.dmp
      Filesize

      120KB

    • memory/2480-34-0x0000000005F90000-0x0000000005FDC000-memory.dmp
      Filesize

      304KB

    • memory/2480-36-0x0000000000F20000-0x0000000000F30000-memory.dmp
      Filesize

      64KB

    • memory/2480-57-0x0000000007420000-0x000000000742E000-memory.dmp
      Filesize

      56KB

    • memory/2480-38-0x000000007F880000-0x000000007F890000-memory.dmp
      Filesize

      64KB

    • memory/2480-14-0x0000000000F20000-0x0000000000F30000-memory.dmp
      Filesize

      64KB

    • memory/2480-40-0x00000000701F0000-0x000000007023C000-memory.dmp
      Filesize

      304KB

    • memory/2480-50-0x0000000006490000-0x00000000064AE000-memory.dmp
      Filesize

      120KB

    • memory/2480-51-0x0000000006EC0000-0x0000000006F63000-memory.dmp
      Filesize

      652KB

    • memory/2480-52-0x0000000007830000-0x0000000007EAA000-memory.dmp
      Filesize

      6.5MB

    • memory/2480-53-0x00000000071F0000-0x000000000720A000-memory.dmp
      Filesize

      104KB

    • memory/2480-54-0x0000000007260000-0x000000000726A000-memory.dmp
      Filesize

      40KB

    • memory/2480-55-0x0000000007470000-0x0000000007506000-memory.dmp
      Filesize

      600KB

    • memory/2480-56-0x00000000073F0000-0x0000000007401000-memory.dmp
      Filesize

      68KB

    • memory/4964-37-0x00000000068E0000-0x0000000006930000-memory.dmp
      Filesize

      320KB

    • memory/4964-10-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/4964-18-0x00000000056A0000-0x0000000005706000-memory.dmp
      Filesize

      408KB

    • memory/4964-20-0x00000000059A0000-0x00000000059B0000-memory.dmp
      Filesize

      64KB

    • memory/4964-13-0x0000000074570000-0x0000000074D20000-memory.dmp
      Filesize

      7.7MB

    • memory/4964-64-0x0000000074570000-0x0000000074D20000-memory.dmp
      Filesize

      7.7MB

    • memory/4964-65-0x00000000059A0000-0x00000000059B0000-memory.dmp
      Filesize

      64KB