Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    18/05/2024, 18:34

General

  • Target

    YILDIZ A.s siparis000867_000960 Hizmet Teklif Talebi.exe

  • Size

    697KB

  • MD5

    244abef8630131d5327310feabe00de5

  • SHA1

    774a09f5bc536f8c6c6fcbf421494e85d3294610

  • SHA256

    a60a8d9651248980e0191bab60ff352653df5cf3047b578ded01ad8096f08ffb

  • SHA512

    8e715d6541c0077e059630b0d562c725256992fcd8e59f241fe4492955c79d5c0ce068a0c682e37f6d332786ebc798c5cf1e33eef4ee7b7dd5669383e51824a8

  • SSDEEP

    12288:VTdrLbDZaNRpTAbiQKh4KT0KDN6mUuUN450+//u3msFeJboJ4h7EHLkplol:vLDZMRpOb4MmJUl+3u2dboJ46kXo

Malware Config

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 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\YILDIZ A.s siparis000867_000960 Hizmet Teklif Talebi.exe
    "C:\Users\Admin\AppData\Local\Temp\YILDIZ A.s siparis000867_000960 Hizmet Teklif Talebi.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2740
    • 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\YILDIZ A.s siparis000867_000960 Hizmet Teklif Talebi.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2668
    • C:\Users\Admin\AppData\Local\Temp\YILDIZ A.s siparis000867_000960 Hizmet Teklif Talebi.exe
      "C:\Users\Admin\AppData\Local\Temp\YILDIZ A.s siparis000867_000960 Hizmet Teklif Talebi.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2760

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2740-0-0x000000007401E000-0x000000007401F000-memory.dmp

          Filesize

          4KB

        • memory/2740-1-0x00000000012C0000-0x0000000001374000-memory.dmp

          Filesize

          720KB

        • memory/2740-2-0x0000000074010000-0x00000000746FE000-memory.dmp

          Filesize

          6.9MB

        • memory/2740-3-0x0000000000A20000-0x0000000000A42000-memory.dmp

          Filesize

          136KB

        • memory/2740-4-0x0000000000930000-0x000000000093C000-memory.dmp

          Filesize

          48KB

        • memory/2740-5-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2740-6-0x0000000004E70000-0x0000000004EF2000-memory.dmp

          Filesize

          520KB

        • memory/2740-19-0x0000000074010000-0x00000000746FE000-memory.dmp

          Filesize

          6.9MB

        • memory/2760-18-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2760-16-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2760-14-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2760-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2760-9-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2760-8-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2760-7-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2760-10-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB