Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    21/05/2024, 01:53

General

  • Target

    49340ed36e2ceb8bb2f56bfd0f16205a2e9c356441548066c95f0ee48f9d16fa.exe

  • Size

    717KB

  • MD5

    95e63f032bf3f349eadb5af93e8b7987

  • SHA1

    b5338ebf2f26533cfac26dc0bb19e20a234d940a

  • SHA256

    49340ed36e2ceb8bb2f56bfd0f16205a2e9c356441548066c95f0ee48f9d16fa

  • SHA512

    bd5c4fddb46b92e83b7ce4ed7bdb03477c27d98110e4bdaaa74e4439995fea548652872dcd2bfd9fdffcec05411d1721e2fcabbc068d6353e6999171f11eb6a4

  • SSDEEP

    12288:iVWET/mr9KM4xQuXqRiCDEF4IK9+AV5jwpetgpUxF1lA5jn/XL:iVWtAQupRmhV58i/vQ/b

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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49340ed36e2ceb8bb2f56bfd0f16205a2e9c356441548066c95f0ee48f9d16fa.exe
    "C:\Users\Admin\AppData\Local\Temp\49340ed36e2ceb8bb2f56bfd0f16205a2e9c356441548066c95f0ee48f9d16fa.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\AppData\Local\Temp\49340ed36e2ceb8bb2f56bfd0f16205a2e9c356441548066c95f0ee48f9d16fa.exe
      "C:\Users\Admin\AppData\Local\Temp\49340ed36e2ceb8bb2f56bfd0f16205a2e9c356441548066c95f0ee48f9d16fa.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2700

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1648-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

          Filesize

          4KB

        • memory/1648-1-0x0000000000BB0000-0x0000000000C6A000-memory.dmp

          Filesize

          744KB

        • memory/1648-2-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/1648-3-0x0000000000690000-0x00000000006B2000-memory.dmp

          Filesize

          136KB

        • memory/1648-4-0x0000000000410000-0x000000000041C000-memory.dmp

          Filesize

          48KB

        • memory/1648-5-0x0000000000470000-0x0000000000480000-memory.dmp

          Filesize

          64KB

        • memory/1648-6-0x0000000005F20000-0x0000000005FA4000-memory.dmp

          Filesize

          528KB

        • memory/1648-19-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2700-7-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2700-13-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2700-17-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2700-15-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2700-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2700-10-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2700-9-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2700-18-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2700-8-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2700-20-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2700-21-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB