Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 15:19

General

  • Target

    SecuriteInfo.com.Win32.CrypterX-gen.17385.exe

  • Size

    776KB

  • MD5

    a764e65cdd09df4df3168ebbe6a5bcd7

  • SHA1

    47cb387c38f5c3bf3ea6eccf0afffaa02aa2788c

  • SHA256

    de1f13055e11a5175a5401b2f765228a9e61e196cbc60c1417906bfe9f4ce688

  • SHA512

    4aaa8ea703e70729944a4831d7b3278284e04d4558b7c2015beb44f97a46508a6fb6ea07e01396e6ab1604ef57d603aae3ac351e851df0e7e7998cf593c25d33

  • SSDEEP

    12288:MG1XhkZ5EG92iQsbb0nkuwuSctiIf2Fi8Rp3yLMkM7ojSDWPz/8CS/ETuGq:MgK/JjQs30nVwjAiIf+3yLNM75gIFy

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17385.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.17385.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2572
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2580
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2640

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2640-20-0x0000000004A10000-0x0000000004A50000-memory.dmp

        Filesize

        256KB

      • memory/2640-13-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2640-8-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2640-21-0x0000000074CF0000-0x00000000753DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2640-9-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2640-19-0x0000000074CF0000-0x00000000753DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2640-17-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2640-10-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2640-22-0x0000000004A10000-0x0000000004A50000-memory.dmp

        Filesize

        256KB

      • memory/2640-15-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2640-7-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2640-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2848-5-0x0000000000660000-0x000000000066A000-memory.dmp

        Filesize

        40KB

      • memory/2848-18-0x0000000074CF0000-0x00000000753DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2848-6-0x0000000005C20000-0x0000000005C9A000-memory.dmp

        Filesize

        488KB

      • memory/2848-0-0x00000000000D0000-0x0000000000198000-memory.dmp

        Filesize

        800KB

      • memory/2848-1-0x0000000074CF0000-0x00000000753DE000-memory.dmp

        Filesize

        6.9MB

      • memory/2848-4-0x0000000000650000-0x0000000000658000-memory.dmp

        Filesize

        32KB

      • memory/2848-3-0x0000000000560000-0x000000000057A000-memory.dmp

        Filesize

        104KB

      • memory/2848-2-0x0000000004E00000-0x0000000004E40000-memory.dmp

        Filesize

        256KB