Analysis

  • max time kernel
    18s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    27-07-2024 01:23

General

  • Target

    f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e.exe

  • Size

    813KB

  • MD5

    5a09ff8ad9e50fe9faf6495abd5389bf

  • SHA1

    4c991c26ff9c57db98ce962fb4a47d78d01f37b0

  • SHA256

    f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e

  • SHA512

    d4b688771b7f831a18c612c462a8859056fe3f6ed8765855b662e551b779a843306c561359f7a6a8a45f4aa4ddba386b256d57b45212ec3770d9be3a41a2e64b

  • SSDEEP

    24576:/Cc0WBN1Fpei2oy5mfNlb3nPLFoO3grWfLqE:/Cc0GleiMUfNJPpD3griL/

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e.exe
    "C:\Users\Admin\AppData\Local\Temp\f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2532
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mQLNjd.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2164
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mQLNjd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp426D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1196
    • C:\Users\Admin\AppData\Local\Temp\f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e.exe
      "C:\Users\Admin\AppData\Local\Temp\f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e.exe"
      2⤵
        PID:2904
      • C:\Users\Admin\AppData\Local\Temp\f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e.exe
        "C:\Users\Admin\AppData\Local\Temp\f3d360ffa5cdd6fa48127d0e695a8ba26aec18d1ee93a4af652ba3007c54c52e.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2776

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp426D.tmp

      Filesize

      1KB

      MD5

      b3b3f121b03d1977f569cdc9ab109009

      SHA1

      268d83e09bbdb1081edea037e48c939331f94630

      SHA256

      6f91c2c84a215bc69acfb7cb68e406fa77f92fbc4ab327c26166a1efbe840f6e

      SHA512

      c40b7c1c44a9ef145dc138b91711b0d10106811120ab1fada01a6941a31339c961a31e1d6ba1a613805d9c5550e1dc9329b016c04b5ca91d1377339edf4649ee

    • memory/2532-26-0x0000000073B30000-0x000000007421E000-memory.dmp

      Filesize

      6.9MB

    • memory/2532-1-0x0000000000250000-0x0000000000322000-memory.dmp

      Filesize

      840KB

    • memory/2532-2-0x0000000073B30000-0x000000007421E000-memory.dmp

      Filesize

      6.9MB

    • memory/2532-3-0x0000000000460000-0x0000000000472000-memory.dmp

      Filesize

      72KB

    • memory/2532-4-0x00000000007D0000-0x00000000007D8000-memory.dmp

      Filesize

      32KB

    • memory/2532-5-0x00000000007E0000-0x00000000007EE000-memory.dmp

      Filesize

      56KB

    • memory/2532-6-0x00000000049A0000-0x0000000004A22000-memory.dmp

      Filesize

      520KB

    • memory/2532-0-0x0000000073B3E000-0x0000000073B3F000-memory.dmp

      Filesize

      4KB

    • memory/2776-16-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2776-23-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2776-25-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2776-24-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2776-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2776-20-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2776-18-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2776-14-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB