Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 02:20

General

  • Target

    d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe

  • Size

    1.1MB

  • MD5

    888dee7ea646f131294066ca251ac792

  • SHA1

    3608174c13ebf673f0f7424e0af8958cff5ad04c

  • SHA256

    d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62

  • SHA512

    bf9852949ec884f2f1d048284826ff326f6fb160d0b3500eb9a2aaa7dd17aa4a3bc6ba7510fd67b5067fc31bb67f5f92239614c3bb71fdd52d52bae8cb91cb58

  • SSDEEP

    24576:WAHnh+eWsN3skA4RV1Hom2KXMmHamVxjckYp3ZJGT5:xh+ZkldoPK8YamV9oZw

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. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 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\d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe
    "C:\Users\Admin\AppData\Local\Temp\d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1572-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1572-12-0x000000007503E000-0x000000007503F000-memory.dmp

    Filesize

    4KB

  • memory/1572-13-0x0000000005AC0000-0x0000000006064000-memory.dmp

    Filesize

    5.6MB

  • memory/1572-14-0x0000000005700000-0x0000000005766000-memory.dmp

    Filesize

    408KB

  • memory/1572-15-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1572-17-0x0000000006D90000-0x0000000006DE0000-memory.dmp

    Filesize

    320KB

  • memory/1572-18-0x0000000006E80000-0x0000000006F12000-memory.dmp

    Filesize

    584KB

  • memory/1572-19-0x0000000006E00000-0x0000000006E0A000-memory.dmp

    Filesize

    40KB

  • memory/1572-20-0x000000007503E000-0x000000007503F000-memory.dmp

    Filesize

    4KB

  • memory/1572-21-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2388-10-0x0000000000D50000-0x0000000000D54000-memory.dmp

    Filesize

    16KB