Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/03/2024, 02:13

General

  • Target

    5d113478c72080f8a63372be40524ccc41e6988bdcf481e4603418252f2e08b1.exe

  • Size

    554KB

  • MD5

    f75fa7bd625de6a7202d67f703d353bf

  • SHA1

    58aeefa1fc6765ef1a071633c7e25e5f6bf5277c

  • SHA256

    5d113478c72080f8a63372be40524ccc41e6988bdcf481e4603418252f2e08b1

  • SHA512

    1b372fe7d0d57acfc455882032a1632a3cec5dd103cc2823fa0fc463501da5cd4af1f18b747dbbb79998c025f55ef13d574b74e2ae15f6748e46c90cd13d1e28

  • SSDEEP

    12288:IYV6MorX7qzuC3QHO9FQVHPF51jgc3089pH014XkIjTsRNco:nBXu9HGaVH3/t0GxjiCo

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://inhanoi.net.vn
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ^TSt3!FK$UBA

Signatures

  • AgentTesla

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

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Looks up external IP address via web service 2 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 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d113478c72080f8a63372be40524ccc41e6988bdcf481e4603418252f2e08b1.exe
    "C:\Users\Admin\AppData\Local\Temp\5d113478c72080f8a63372be40524ccc41e6988bdcf481e4603418252f2e08b1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3660
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\5d113478c72080f8a63372be40524ccc41e6988bdcf481e4603418252f2e08b1.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4372

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3660-13-0x00000000007B0000-0x00000000008F2000-memory.dmp

          Filesize

          1.3MB

        • memory/3660-11-0x0000000003FE0000-0x0000000003FE4000-memory.dmp

          Filesize

          16KB

        • memory/3660-0-0x00000000007B0000-0x00000000008F2000-memory.dmp

          Filesize

          1.3MB

        • memory/4372-16-0x0000000005B40000-0x0000000005B50000-memory.dmp

          Filesize

          64KB

        • memory/4372-14-0x0000000073830000-0x0000000073FE0000-memory.dmp

          Filesize

          7.7MB

        • memory/4372-15-0x0000000006100000-0x00000000066A4000-memory.dmp

          Filesize

          5.6MB

        • memory/4372-12-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/4372-17-0x0000000005950000-0x00000000059B6000-memory.dmp

          Filesize

          408KB

        • memory/4372-18-0x0000000006BE0000-0x0000000006C30000-memory.dmp

          Filesize

          320KB

        • memory/4372-19-0x0000000006CD0000-0x0000000006D62000-memory.dmp

          Filesize

          584KB

        • memory/4372-20-0x0000000006C50000-0x0000000006C5A000-memory.dmp

          Filesize

          40KB

        • memory/4372-21-0x0000000073830000-0x0000000073FE0000-memory.dmp

          Filesize

          7.7MB

        • memory/4372-22-0x0000000005B40000-0x0000000005B50000-memory.dmp

          Filesize

          64KB