Analysis

  • max time kernel
    128s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/08/2023, 10:17

General

  • Target

    7f34ca6249b2e1d2b908765af70d5f3bfe645407c6ff65a3e2a24ffeb7b2ddc9exe_JC.exe

  • Size

    174KB

  • MD5

    be62d81a6b1d8c145c4204743f5e0ae2

  • SHA1

    8a62d24b0f38cd759d974f9cab8da5000c95e6d9

  • SHA256

    7f34ca6249b2e1d2b908765af70d5f3bfe645407c6ff65a3e2a24ffeb7b2ddc9

  • SHA512

    3b1ec702ab69b616419da7db10d0c3c19bdf4eb849c138ed877853c339db194fa4277f3ea1a9cf51666e4e789d254e6679fb67816d5e02d76b6bbad394d3b0cb

  • SSDEEP

    1536:lAY1c9wqvnAv77vvvvv7vvvvvvv7vvvvv64+mhhhm+DtqOgd:/+9wqY+mhhhmitqOW

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f34ca6249b2e1d2b908765af70d5f3bfe645407c6ff65a3e2a24ffeb7b2ddc9exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\7f34ca6249b2e1d2b908765af70d5f3bfe645407c6ff65a3e2a24ffeb7b2ddc9exe_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4648
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1512

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1512-140-0x0000000005EB0000-0x0000000006454000-memory.dmp

    Filesize

    5.6MB

  • memory/1512-142-0x0000000005900000-0x0000000005966000-memory.dmp

    Filesize

    408KB

  • memory/1512-148-0x0000000005A40000-0x0000000005A50000-memory.dmp

    Filesize

    64KB

  • memory/1512-136-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1512-147-0x00000000744A0000-0x0000000074C50000-memory.dmp

    Filesize

    7.7MB

  • memory/1512-138-0x00000000744A0000-0x0000000074C50000-memory.dmp

    Filesize

    7.7MB

  • memory/1512-146-0x0000000006E80000-0x0000000006E8A000-memory.dmp

    Filesize

    40KB

  • memory/1512-144-0x0000000006EE0000-0x00000000070A2000-memory.dmp

    Filesize

    1.8MB

  • memory/1512-145-0x0000000006DB0000-0x0000000006E42000-memory.dmp

    Filesize

    584KB

  • memory/1512-143-0x0000000006CC0000-0x0000000006D10000-memory.dmp

    Filesize

    320KB

  • memory/1512-141-0x0000000005A40000-0x0000000005A50000-memory.dmp

    Filesize

    64KB

  • memory/4648-133-0x0000000000380000-0x00000000003B4000-memory.dmp

    Filesize

    208KB

  • memory/4648-134-0x00000000744A0000-0x0000000074C50000-memory.dmp

    Filesize

    7.7MB

  • memory/4648-139-0x00000000744A0000-0x0000000074C50000-memory.dmp

    Filesize

    7.7MB

  • memory/4648-135-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

    Filesize

    64KB