Analysis

  • max time kernel
    52s
  • max time network
    54s
  • 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 01:59

General

  • Target

    d8bb5e295cfe6010328921b8a0c8bb4724fb71779745e53e5ee7e6b12bc0ff3d.exe

  • Size

    855KB

  • MD5

    8170abb63cae06fbd8e8ea6c7aa5b078

  • SHA1

    8f4d022527a6564e3f5d96c63c001cd97d59c78b

  • SHA256

    d8bb5e295cfe6010328921b8a0c8bb4724fb71779745e53e5ee7e6b12bc0ff3d

  • SHA512

    3b9b34925f091fc4b04f68a29cc3b44be01fccbf10bce3fcabcb666969a9a9fcc9244494ffada906428e097001e563ea25da290986e356d90d0a66ad16070ca0

  • SSDEEP

    24576:2g61jjk0LAta9AsHDIFaX+IDbcW0EcHb1gKSDKQXw:4P0W0Eci

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d8bb5e295cfe6010328921b8a0c8bb4724fb71779745e53e5ee7e6b12bc0ff3d.exe
    "C:\Users\Admin\AppData\Local\Temp\d8bb5e295cfe6010328921b8a0c8bb4724fb71779745e53e5ee7e6b12bc0ff3d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\AppData\Local\Temp\d8bb5e295cfe6010328921b8a0c8bb4724fb71779745e53e5ee7e6b12bc0ff3d.exe
      "C:\Users\Admin\AppData\Local\Temp\d8bb5e295cfe6010328921b8a0c8bb4724fb71779745e53e5ee7e6b12bc0ff3d.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4992-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4992-17-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4992-16-0x0000000006CB0000-0x0000000006D00000-memory.dmp

    Filesize

    320KB

  • memory/4992-15-0x00000000054F0000-0x0000000005556000-memory.dmp

    Filesize

    408KB

  • memory/4992-14-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/4992-12-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5080-8-0x0000000008280000-0x0000000008302000-memory.dmp

    Filesize

    520KB

  • memory/5080-7-0x0000000005A20000-0x0000000005A30000-memory.dmp

    Filesize

    64KB

  • memory/5080-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

    Filesize

    4KB

  • memory/5080-9-0x000000000AA00000-0x000000000AA9C000-memory.dmp

    Filesize

    624KB

  • memory/5080-6-0x0000000008260000-0x000000000827A000-memory.dmp

    Filesize

    104KB

  • memory/5080-4-0x00000000054D0000-0x00000000054DA000-memory.dmp

    Filesize

    40KB

  • memory/5080-13-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5080-5-0x0000000074A10000-0x00000000751C0000-memory.dmp

    Filesize

    7.7MB

  • memory/5080-3-0x0000000005550000-0x00000000055E2000-memory.dmp

    Filesize

    584KB

  • memory/5080-2-0x0000000005B00000-0x00000000060A4000-memory.dmp

    Filesize

    5.6MB

  • memory/5080-1-0x0000000000A00000-0x0000000000ADC000-memory.dmp

    Filesize

    880KB