Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 01:35

General

  • Target

    72e582aa7386568e0d8297cc53c41d7e2d8516895a9baafdac66626e9a9a968f.exe

  • Size

    714KB

  • MD5

    6ce97622c37a38dc29cda30bd0ff6c96

  • SHA1

    cc3ab66749bba05d8a15bf86e9829326d73a58f0

  • SHA256

    72e582aa7386568e0d8297cc53c41d7e2d8516895a9baafdac66626e9a9a968f

  • SHA512

    486403befaf0aceb344b5ee8d414f4b94087a3e081f0840bf6884ef1d449857dc8ba1f6bd5663cac6ecd0b7432063088c65492fc46267e7a6f6f41e111af4b08

  • SSDEEP

    12288:VaCR5leZlNatryCpkWrOe2+9Qz33Q6Owo/OxuS4SUieppHcW3kIYc9:I+erWjpkpI630/gJ4Aepp8Qkdc9

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
  • 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).

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\72e582aa7386568e0d8297cc53c41d7e2d8516895a9baafdac66626e9a9a968f.exe
    "C:\Users\Admin\AppData\Local\Temp\72e582aa7386568e0d8297cc53c41d7e2d8516895a9baafdac66626e9a9a968f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:624
    • 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\72e582aa7386568e0d8297cc53c41d7e2d8516895a9baafdac66626e9a9a968f.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:544
    • C:\Users\Admin\AppData\Local\Temp\72e582aa7386568e0d8297cc53c41d7e2d8516895a9baafdac66626e9a9a968f.exe
      "C:\Users\Admin\AppData\Local\Temp\72e582aa7386568e0d8297cc53c41d7e2d8516895a9baafdac66626e9a9a968f.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/624-21-0x0000000074470000-0x0000000074B5E000-memory.dmp

    Filesize

    6.9MB

  • memory/624-1-0x0000000000C00000-0x0000000000CB6000-memory.dmp

    Filesize

    728KB

  • memory/624-2-0x0000000074470000-0x0000000074B5E000-memory.dmp

    Filesize

    6.9MB

  • memory/624-3-0x00000000003B0000-0x00000000003D2000-memory.dmp

    Filesize

    136KB

  • memory/624-4-0x0000000000450000-0x0000000000460000-memory.dmp

    Filesize

    64KB

  • memory/624-5-0x0000000004520000-0x00000000045A4000-memory.dmp

    Filesize

    528KB

  • memory/624-0-0x000000007447E000-0x000000007447F000-memory.dmp

    Filesize

    4KB

  • memory/2544-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2544-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2544-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2544-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2544-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2544-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2544-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2544-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB