Analysis

  • max time kernel
    120s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    19-06-2024 12:10

General

  • Target

    Material Attached.exe

  • Size

    983KB

  • MD5

    a7a11d7dc16fef60c09830725b1d70f5

  • SHA1

    c351ed457dd5855594b7def5804fbd785dfcb370

  • SHA256

    247231562ac357a1ccf0770b35d4bd7b140a98e677b1a31f825ba9d020e51eb0

  • SHA512

    054328aa10643e97b8b04e0190332d1a8b4dab3f7cd0116cb7cfff3145ef99e17fcccf2080586671483b5f942246f4d2d0e2c30633909231418f8008ed264cbe

  • SSDEEP

    12288:map8vZ89HTpiwVuWcWzDSVYFCVmKVa9FcxSPBk4mO/mKU6S+P4g0H6qx/gup+5Ac:m6kLwA7WzsnQSSPBPm+7hw7sejpLAtEg

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.standardengg-works.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    welcomesew42ac

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Material Attached.exe
    "C:\Users\Admin\AppData\Local\Temp\Material Attached.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3012
    • 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\Material Attached.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2384
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kDtrwbEktsDpCd.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2412
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kDtrwbEktsDpCd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7169.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2624
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp7169.tmp

    Filesize

    1KB

    MD5

    e24b795e062083d1c6b97b37ce69a25c

    SHA1

    e95821380d8d0f1c001f1d97d073c50dccc6ba28

    SHA256

    4f70af7b44382695555d1f26841112ea04c6fda05f3e5ecac9008309b9f5f2cc

    SHA512

    4a1afebc3acd9921d1e1d395453a8a7d7dc2f8d41c1bf65b4813193c8bfbe7d923dbe5b658f0e0eb8fb5f0d73f640021df557f1bb8f8282463357eee4d7c41bb

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\3FO364L27K6TLJOGO8KC.temp

    Filesize

    7KB

    MD5

    e184671217f5ab78d6c798c6351411ef

    SHA1

    81fdbd843635ba805fbc5c8109496f6da3d49b27

    SHA256

    b6891991bb366dc140867a2ad4fb7e31c2c220cce1e0b4204aeb3a00dd129c1d

    SHA512

    196196dc68a4d53e5dab72f7815f48d4f58c6a67030946af7a648cc76902d87abfeb3ede55fc44dc54ab0ab9872223fcdf17b9bf5050a7f045dc3abf2ecc5d83

  • memory/2808-30-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2808-24-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2808-26-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2808-22-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2808-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2808-29-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2808-31-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2808-20-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/3012-1-0x0000000000C50000-0x0000000000D48000-memory.dmp

    Filesize

    992KB

  • memory/3012-2-0x00000000742A0000-0x000000007498E000-memory.dmp

    Filesize

    6.9MB

  • memory/3012-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

    Filesize

    4KB

  • memory/3012-7-0x00000000056A0000-0x0000000005724000-memory.dmp

    Filesize

    528KB

  • memory/3012-6-0x00000000050F0000-0x0000000005186000-memory.dmp

    Filesize

    600KB

  • memory/3012-3-0x00000000003C0000-0x00000000003D2000-memory.dmp

    Filesize

    72KB

  • memory/3012-5-0x0000000000640000-0x000000000064C000-memory.dmp

    Filesize

    48KB

  • memory/3012-4-0x0000000000630000-0x0000000000638000-memory.dmp

    Filesize

    32KB

  • memory/3012-32-0x00000000742A0000-0x000000007498E000-memory.dmp

    Filesize

    6.9MB