Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 02:11

General

  • Target

    0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2.exe

  • Size

    744KB

  • MD5

    9a949d657c328eb18ec145c6b6f51fa4

  • SHA1

    2dbc668a451dae3978bacba50f4ca4ceb02331a0

  • SHA256

    0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2

  • SHA512

    41f4d39f978a4e9956e7cbf2a733ebbbd8e0e470f5429e9cbb27fc7590800b030a0bde832eef5538c9466eaa3c9f24797d5f172b6b791b629e996469986e03c5

  • SSDEEP

    12288:9zun6yWn7fcpVZlu/6uHhlGrTyp94bEhu+IHMYop/zb7LkwIRpa6+HESAQoo/Tpj:cn698VVYnGrHY11N/zb7LuRpalHESA5u

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 WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2.exe
    "C:\Users\Admin\AppData\Local\Temp\0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xhhAKYwKOrOFX.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2604
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xhhAKYwKOrOFX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp35D0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2528
    • C:\Users\Admin\AppData\Local\Temp\0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2.exe
      "C:\Users\Admin\AppData\Local\Temp\0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2.exe"
      2⤵
        PID:2640
      • C:\Users\Admin\AppData\Local\Temp\0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2.exe
        "C:\Users\Admin\AppData\Local\Temp\0f22fe29dc985e7d3d69be30fb988a600becbb8648a5dc77dda4328c68f51da2.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2620

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    4
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp35D0.tmp
      Filesize

      1KB

      MD5

      f0b881d12300f0a1bb2af1c15e3349d2

      SHA1

      7c7120368a0d44ea1073245993fae70094d64f81

      SHA256

      28d63a0dc22e0d3a39f71491bd8c79c319bc466b551c9364ab380551260f0a88

      SHA512

      6463c6b0d032ed64ff6c88bf9226b7934c817617901e52bdbca9f0d6afb56e48042065e171aa3cb26de5d003c2e1f87de3aeefa4cb1b66355be1dfbf8caa0017

    • memory/2460-26-0x0000000074960000-0x000000007504E000-memory.dmp
      Filesize

      6.9MB

    • memory/2460-1-0x00000000010B0000-0x000000000116E000-memory.dmp
      Filesize

      760KB

    • memory/2460-2-0x0000000074960000-0x000000007504E000-memory.dmp
      Filesize

      6.9MB

    • memory/2460-3-0x00000000009B0000-0x00000000009D2000-memory.dmp
      Filesize

      136KB

    • memory/2460-4-0x00000000008F0000-0x00000000008FC000-memory.dmp
      Filesize

      48KB

    • memory/2460-5-0x0000000000350000-0x0000000000360000-memory.dmp
      Filesize

      64KB

    • memory/2460-6-0x0000000005980000-0x0000000005A02000-memory.dmp
      Filesize

      520KB

    • memory/2460-0-0x000000007496E000-0x000000007496F000-memory.dmp
      Filesize

      4KB

    • memory/2620-23-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2620-16-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2620-20-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2620-25-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2620-24-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2620-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/2620-18-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2620-14-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB