Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/02/2024, 01:43

General

  • Target

    c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe

  • Size

    1.1MB

  • MD5

    66a59276d1b297e53f2faa0fbc0b64a2

  • SHA1

    26eeaa37ed5febf85133e5dda1bbbab826b06cc3

  • SHA256

    c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252

  • SHA512

    1397f871964e910e59ceb1198f20b1a5b0796d27a167048e6dc99e0f1ff1485a76055469f756bbc5fa1d4c351f8d582708ffcb3d1591a18b589e399e17bba090

  • SSDEEP

    24576:9V6Jdai3vGsU27mic/fNisIr9dD5SKNTgyn:9ti3JU2O0TJdHNTgyn

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe
    "C:\Users\Admin\AppData\Local\Temp\c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2216
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mzgQAnt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp89C9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2644
    • C:\Users\Admin\AppData\Local\Temp\c899116e7fa447cec1948eab8dd73fbc0d5db6074d98b7051bae01577fe37252.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2552

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp89C9.tmp

          Filesize

          1KB

          MD5

          4b6e207be30da20f227c54d8b9487c86

          SHA1

          4fdf7e0c5e7c39368f614ca867271def2ac3939c

          SHA256

          7c9de57142c3eb0b644242206e0ed6194c0cdf428c5b4c5c98cf73a43686d013

          SHA512

          202512ef3f333cb35e0fd20a7663fcfb13191dc64e84d1b0030781c1e32fb679fc28d201999e4635f212c2a7361848889bf650d32bda48950a32a6b0ae4a22e4

        • memory/2216-25-0x0000000074060000-0x000000007474E000-memory.dmp

          Filesize

          6.9MB

        • memory/2216-0-0x00000000002E0000-0x00000000003F8000-memory.dmp

          Filesize

          1.1MB

        • memory/2216-2-0x0000000000560000-0x00000000005A0000-memory.dmp

          Filesize

          256KB

        • memory/2216-3-0x0000000000480000-0x000000000048C000-memory.dmp

          Filesize

          48KB

        • memory/2216-4-0x0000000074060000-0x000000007474E000-memory.dmp

          Filesize

          6.9MB

        • memory/2216-5-0x0000000000560000-0x00000000005A0000-memory.dmp

          Filesize

          256KB

        • memory/2216-6-0x00000000049C0000-0x0000000004A36000-memory.dmp

          Filesize

          472KB

        • memory/2216-7-0x0000000005CB0000-0x0000000005D30000-memory.dmp

          Filesize

          512KB

        • memory/2216-8-0x0000000002170000-0x00000000021A0000-memory.dmp

          Filesize

          192KB

        • memory/2216-1-0x0000000074060000-0x000000007474E000-memory.dmp

          Filesize

          6.9MB

        • memory/2552-12-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2552-16-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2552-17-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2552-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2552-20-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2552-24-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2552-14-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2552-26-0x0000000074060000-0x000000007474E000-memory.dmp

          Filesize

          6.9MB

        • memory/2552-27-0x0000000004C80000-0x0000000004CC0000-memory.dmp

          Filesize

          256KB

        • memory/2552-22-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2552-28-0x0000000074060000-0x000000007474E000-memory.dmp

          Filesize

          6.9MB

        • memory/2552-29-0x0000000004C80000-0x0000000004CC0000-memory.dmp

          Filesize

          256KB