Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24/05/2024, 09:29

General

  • Target

    25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe

  • Size

    683KB

  • MD5

    2a9a03453088bcabfdaf9c1ca971c400

  • SHA1

    982c63e13884ce827981d9be26b02808f1ac2c8b

  • SHA256

    25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d

  • SHA512

    ea461fd8575dcf23e0fd7a8ced395d2f3a0ddf79bfbbd0726097a02a4519060e97210ca7535b5850208fa84c7a7c04bc681e238f30285761a9642342b30d9848

  • SSDEEP

    12288:sHlh0MZEAmDLJ5YxuR7armOFyoZvGKFijqJRmC6jqmfJxhWG73YqaiLJ2zohngOk:4vZWJ5ckfOpOKFkmwRFfRWG73YqtLJ2P

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe
    "C:\Users\Admin\AppData\Local\Temp\25b2b0b131196b023a3d8285c07e08027452660e1643408b88bade4a92d7885d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2076
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2400 -s 632
      2⤵
        PID:2684

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2076-7-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2076-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2076-22-0x0000000074180000-0x000000007486E000-memory.dmp

            Filesize

            6.9MB

          • memory/2076-14-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2076-21-0x000000007418E000-0x000000007418F000-memory.dmp

            Filesize

            4KB

          • memory/2076-5-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2076-10-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2076-12-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2076-18-0x0000000074180000-0x000000007486E000-memory.dmp

            Filesize

            6.9MB

          • memory/2076-16-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2076-17-0x000000007418E000-0x000000007418F000-memory.dmp

            Filesize

            4KB

          • memory/2076-9-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2400-0-0x000007FEF5393000-0x000007FEF5394000-memory.dmp

            Filesize

            4KB

          • memory/2400-3-0x0000000000140000-0x0000000000146000-memory.dmp

            Filesize

            24KB

          • memory/2400-1-0x0000000000FC0000-0x0000000000FE0000-memory.dmp

            Filesize

            128KB

          • memory/2400-19-0x000007FEF5393000-0x000007FEF5394000-memory.dmp

            Filesize

            4KB

          • memory/2400-20-0x000007FEF5390000-0x000007FEF5D7C000-memory.dmp

            Filesize

            9.9MB

          • memory/2400-4-0x0000000000BE0000-0x0000000000C74000-memory.dmp

            Filesize

            592KB

          • memory/2400-2-0x000007FEF5390000-0x000007FEF5D7C000-memory.dmp

            Filesize

            9.9MB