Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-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

    9e2e47c1b220b368cbf9720d362fea80

  • SHA1

    c7db8c532ef25249c377c3e22197ca8f3df0f342

  • SHA256

    3713a53f5b24fd88d75534391e13d6883666805647e7ef4c79f8ab94e9083f4d

  • SHA512

    a50ee498115cd55138f4fe834a4e25bec317c03fb9abb3c85f2e5b0c5cc47a132abaa8790bbd87d1c3b3cde326517d2bb31103936855f0f6056940a1d9a09816

  • SSDEEP

    12288:GdrLbDZaNRpm9w2cqnJ6F/i87C82GFgW20BynVg1tXSuJSRZJyP3Oa++ljR2FjJ1:ILDZMRpm9Q/FaO2RT0QWW/weqSjpeZnc

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:2052
    • 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:2904
    • 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:2952

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2052-0-0x000000007459E000-0x000000007459F000-memory.dmp

          Filesize

          4KB

        • memory/2052-1-0x0000000000120000-0x00000000001D4000-memory.dmp

          Filesize

          720KB

        • memory/2052-2-0x0000000074590000-0x0000000074C7E000-memory.dmp

          Filesize

          6.9MB

        • memory/2052-3-0x0000000000540000-0x0000000000562000-memory.dmp

          Filesize

          136KB

        • memory/2052-4-0x00000000002D0000-0x00000000002DC000-memory.dmp

          Filesize

          48KB

        • memory/2052-5-0x00000000004A0000-0x00000000004B0000-memory.dmp

          Filesize

          64KB

        • memory/2052-6-0x0000000004580000-0x0000000004602000-memory.dmp

          Filesize

          520KB

        • memory/2052-18-0x0000000074590000-0x0000000074C7E000-memory.dmp

          Filesize

          6.9MB

        • memory/2952-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2952-17-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2952-15-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2952-13-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2952-10-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2952-8-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2952-9-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2952-7-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB