Analysis

  • max time kernel
    136s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-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

Credentials

  • Protocol:
    smtp
  • Host:
    mail.adgumrukmusavirligi.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    GizCvk2019!.

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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3444
    • 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:3144
    • 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:3544

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1dnld5ew.rpp.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/3144-49-0x0000000007590000-0x0000000007633000-memory.dmp

          Filesize

          652KB

        • memory/3144-51-0x00000000078B0000-0x00000000078CA000-memory.dmp

          Filesize

          104KB

        • memory/3144-62-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3144-59-0x0000000007BD0000-0x0000000007BD8000-memory.dmp

          Filesize

          32KB

        • memory/3144-58-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

          Filesize

          104KB

        • memory/3144-57-0x0000000007AF0000-0x0000000007B04000-memory.dmp

          Filesize

          80KB

        • memory/3144-56-0x0000000007AE0000-0x0000000007AEE000-memory.dmp

          Filesize

          56KB

        • memory/3144-55-0x0000000007AB0000-0x0000000007AC1000-memory.dmp

          Filesize

          68KB

        • memory/3144-54-0x0000000007B30000-0x0000000007BC6000-memory.dmp

          Filesize

          600KB

        • memory/3144-53-0x0000000007920000-0x000000000792A000-memory.dmp

          Filesize

          40KB

        • memory/3144-22-0x00000000055D0000-0x00000000055F2000-memory.dmp

          Filesize

          136KB

        • memory/3144-50-0x0000000007EF0000-0x000000000856A000-memory.dmp

          Filesize

          6.5MB

        • memory/3144-38-0x0000000070AF0000-0x0000000070B3C000-memory.dmp

          Filesize

          304KB

        • memory/3144-48-0x0000000006B70000-0x0000000006B8E000-memory.dmp

          Filesize

          120KB

        • memory/3144-37-0x0000000007550000-0x0000000007582000-memory.dmp

          Filesize

          200KB

        • memory/3144-17-0x0000000002C60000-0x0000000002C96000-memory.dmp

          Filesize

          216KB

        • memory/3144-19-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3144-18-0x0000000005840000-0x0000000005E68000-memory.dmp

          Filesize

          6.2MB

        • memory/3144-20-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3144-21-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3144-35-0x0000000006B20000-0x0000000006B6C000-memory.dmp

          Filesize

          304KB

        • memory/3144-23-0x0000000005670000-0x00000000056D6000-memory.dmp

          Filesize

          408KB

        • memory/3144-34-0x0000000006570000-0x000000000658E000-memory.dmp

          Filesize

          120KB

        • memory/3144-32-0x0000000005F70000-0x00000000062C4000-memory.dmp

          Filesize

          3.3MB

        • memory/3444-7-0x00000000050B0000-0x00000000050D2000-memory.dmp

          Filesize

          136KB

        • memory/3444-9-0x0000000002620000-0x0000000002630000-memory.dmp

          Filesize

          64KB

        • memory/3444-1-0x00000000002F0000-0x00000000003A4000-memory.dmp

          Filesize

          720KB

        • memory/3444-14-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3444-4-0x0000000004F50000-0x0000000004F5A000-memory.dmp

          Filesize

          40KB

        • memory/3444-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

          Filesize

          4KB

        • memory/3444-5-0x0000000005010000-0x00000000050AC000-memory.dmp

          Filesize

          624KB

        • memory/3444-3-0x0000000004DC0000-0x0000000004E52000-memory.dmp

          Filesize

          584KB

        • memory/3444-2-0x0000000005290000-0x0000000005834000-memory.dmp

          Filesize

          5.6MB

        • memory/3444-10-0x0000000005C20000-0x0000000005CA2000-memory.dmp

          Filesize

          520KB

        • memory/3444-6-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3444-8-0x0000000005110000-0x000000000511C000-memory.dmp

          Filesize

          48KB

        • memory/3544-11-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3544-16-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3544-13-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB

        • memory/3544-15-0x00000000056B0000-0x0000000005716000-memory.dmp

          Filesize

          408KB

        • memory/3544-52-0x0000000006510000-0x0000000006560000-memory.dmp

          Filesize

          320KB

        • memory/3544-63-0x0000000074D90000-0x0000000075540000-memory.dmp

          Filesize

          7.7MB