Analysis

  • max time kernel
    104s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 13:04

General

  • Target
    Quotation on Devices2.exe
  • Size 1.0MB
  • Sample240527-qa6w9aef54
  • SHA256 f600940f9b82f6f2c8335f064d7b8dcca614eff3f5c6b6e3caa356a1d5983629
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot6745212085:AAFLKF_eO1tfZPyDqkSYhFQ2NtrCprcZ604/

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quotation on Devices2.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation on Devices2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3948
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\Quotation on Devices2.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1916

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/1916-11-0x0000000000400000-0x0000000000444000-memory.dmp

        memory/1916-12-0x0000000073CFE000-0x0000000073CFF000-memory.dmp

        memory/1916-13-0x0000000005430000-0x00000000059D4000-memory.dmp

        memory/1916-14-0x0000000005060000-0x00000000050C6000-memory.dmp

        memory/1916-15-0x0000000073CF0000-0x00000000744A0000-memory.dmp

        memory/1916-17-0x0000000006470000-0x00000000064C0000-memory.dmp

        memory/1916-18-0x0000000006560000-0x00000000065FC000-memory.dmp

        memory/1916-19-0x0000000006600000-0x0000000006692000-memory.dmp

        memory/1916-20-0x0000000006510000-0x000000000651A000-memory.dmp

        memory/1916-21-0x0000000073CFE000-0x0000000073CFF000-memory.dmp

        memory/1916-22-0x0000000073CF0000-0x00000000744A0000-memory.dmp

        memory/3948-10-0x0000000000CB0000-0x0000000000CB4000-memory.dmp