Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 01:46

General

  • Target

    344708b93ece74c0fe93ed34191ee43aebccde3d6ef7f2c8c62e67018acddc97.exe

  • Size

    766KB

  • MD5

    e88263dfdc0928a1fd261c3893cf9a2d

  • SHA1

    cfdbf47435e6e49e31d0cbdd086db81f7aa34e80

  • SHA256

    344708b93ece74c0fe93ed34191ee43aebccde3d6ef7f2c8c62e67018acddc97

  • SHA512

    41c16ed89c27548f008a207e15fef2c72212c646b9ce56e41083d7cfb9aac3f9e7c3d04dfba1ccec1c9c58a4da80e3666e7a432d40b21413c555987220916040

  • SSDEEP

    12288:U4NID3HH3DI+eWFy4q5dAiawpaFwKTFcwXqauSL09G/MxwbaO9jsqf9Xe:XNIjH3DIP0y4q6wpa2sFWauCMi3Nf9e

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\344708b93ece74c0fe93ed34191ee43aebccde3d6ef7f2c8c62e67018acddc97.exe
    "C:\Users\Admin\AppData\Local\Temp\344708b93ece74c0fe93ed34191ee43aebccde3d6ef7f2c8c62e67018acddc97.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gmuKKzmj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2776
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gmuKKzmj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp424E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2800
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2760
      • 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:2948

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp424E.tmp

      Filesize

      1KB

      MD5

      9ad3e91f4d47c21d4d66f2b2d3086b5d

      SHA1

      bac6f42cc2f9d21953e7c683e0199926c08f6185

      SHA256

      a1675e1c23e60de521bb785e7d1d9a43aa2f7a28a6b4a34060fb0ae847e0e9ab

      SHA512

      b53d95a79143a7811a24b1d534b48ba07f425e5977193f39092a7c3ab03e1bed3447e8bbdbe6376a434de4c0db95b07c171970d8824b977b017df0caae41d57c

    • memory/1720-0-0x00000000741FE000-0x00000000741FF000-memory.dmp

      Filesize

      4KB

    • memory/1720-1-0x0000000000A60000-0x0000000000B26000-memory.dmp

      Filesize

      792KB

    • memory/1720-2-0x00000000741F0000-0x00000000748DE000-memory.dmp

      Filesize

      6.9MB

    • memory/1720-3-0x00000000005F0000-0x000000000060A000-memory.dmp

      Filesize

      104KB

    • memory/1720-4-0x0000000000490000-0x00000000004A0000-memory.dmp

      Filesize

      64KB

    • memory/1720-5-0x0000000005110000-0x0000000005194000-memory.dmp

      Filesize

      528KB

    • memory/1720-26-0x00000000741F0000-0x00000000748DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2948-25-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2948-17-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2948-23-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2948-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2948-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2948-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2948-15-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2948-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB