Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12/06/2024, 17:23

General

  • Target

    3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe

  • Size

    1.1MB

  • MD5

    ec066ae04c36cf907aafa4448b614467

  • SHA1

    b53d01c464f61e4654286e8650bb171be14902cf

  • SHA256

    3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb

  • SHA512

    b30f55db38a1c4297c50d3d7e87748ee7f5d203a002d58a61d5770394bc39a7c1b46b50fa094282eb21330830ea7fa523e3eb5c0ac7f1229ded244c8a3e4529f

  • SSDEEP

    24576:gqDEvCTbMWu7rQYlBQcBiT6rprG8ap3H+1PNrT:gTvC/MTQYxsWR7aZe1PNr

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • 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 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
    "C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Users\Admin\AppData\Local\directory\name.exe
      "C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2936
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2628

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\directory\name.exe

          Filesize

          1.1MB

          MD5

          ec066ae04c36cf907aafa4448b614467

          SHA1

          b53d01c464f61e4654286e8650bb171be14902cf

          SHA256

          3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb

          SHA512

          b30f55db38a1c4297c50d3d7e87748ee7f5d203a002d58a61d5770394bc39a7c1b46b50fa094282eb21330830ea7fa523e3eb5c0ac7f1229ded244c8a3e4529f

        • memory/1040-10-0x0000000000130000-0x0000000000134000-memory.dmp

          Filesize

          16KB

        • memory/2628-30-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2628-34-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2628-32-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2628-35-0x00000000740EE000-0x00000000740EF000-memory.dmp

          Filesize

          4KB

        • memory/2628-36-0x00000000740E0000-0x00000000747CE000-memory.dmp

          Filesize

          6.9MB

        • memory/2628-38-0x00000000740EE000-0x00000000740EF000-memory.dmp

          Filesize

          4KB

        • memory/2628-39-0x00000000740E0000-0x00000000747CE000-memory.dmp

          Filesize

          6.9MB