Analysis

  • max time kernel
    142s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 01:39

General

  • Target

    6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe

  • Size

    757KB

  • MD5

    1e68c8a1bd1803332029ee35e3c1c5d2

  • SHA1

    3debfb4cf61afc49a7069e79eb37d28af5bea1df

  • SHA256

    6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0

  • SHA512

    30b518de6ecb9550cd8fb362a60104d213d17ff2b2cc6afbffd516dac74d578e79feb6ba9e5788d586550a2fd3e222b822927dbb22e1a9c0cbb4dd15e9b5e607

  • SSDEEP

    12288:+ISWET/mr9K+22BEEzFatnVP9W25pozUmbl++XB4+PRxOdNyqNVw4e70PcJWJu:iWtb3BEbP975qUmXNPPIJre7T

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe
    "C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe
      "C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe"
      2⤵
        PID:2136
      • C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe
        "C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe"
        2⤵
          PID:3436
        • C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe
          "C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2224
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4016

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1712-8-0x000000000D1D0000-0x000000000D1E0000-memory.dmp

          Filesize

          64KB

        • memory/1712-2-0x0000000005770000-0x0000000005D14000-memory.dmp

          Filesize

          5.6MB

        • memory/1712-9-0x0000000002C10000-0x0000000002C92000-memory.dmp

          Filesize

          520KB

        • memory/1712-10-0x0000000010C80000-0x0000000010D1C000-memory.dmp

          Filesize

          624KB

        • memory/1712-4-0x0000000075310000-0x0000000075AC0000-memory.dmp

          Filesize

          7.7MB

        • memory/1712-5-0x0000000005330000-0x000000000533A000-memory.dmp

          Filesize

          40KB

        • memory/1712-6-0x0000000005540000-0x0000000005562000-memory.dmp

          Filesize

          136KB

        • memory/1712-7-0x0000000005370000-0x000000000537C000-memory.dmp

          Filesize

          48KB

        • memory/1712-0-0x000000007531E000-0x000000007531F000-memory.dmp

          Filesize

          4KB

        • memory/1712-1-0x00000000007C0000-0x0000000000884000-memory.dmp

          Filesize

          784KB

        • memory/1712-3-0x0000000005270000-0x0000000005302000-memory.dmp

          Filesize

          584KB

        • memory/1712-15-0x0000000075310000-0x0000000075AC0000-memory.dmp

          Filesize

          7.7MB

        • memory/2224-13-0x0000000075310000-0x0000000075AC0000-memory.dmp

          Filesize

          7.7MB

        • memory/2224-14-0x0000000075310000-0x0000000075AC0000-memory.dmp

          Filesize

          7.7MB

        • memory/2224-11-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2224-16-0x0000000005460000-0x00000000054C6000-memory.dmp

          Filesize

          408KB

        • memory/2224-17-0x0000000006870000-0x00000000068C0000-memory.dmp

          Filesize

          320KB

        • memory/2224-18-0x0000000075310000-0x0000000075AC0000-memory.dmp

          Filesize

          7.7MB