Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 14:53

General

  • Target

    42e8e92b3d896847b07274501b2e8f2e0644006899cadf4e27f7b01de764a56c.exe

  • Size

    2.5MB

  • MD5

    c163f82f93854f7ecef89918f4c451aa

  • SHA1

    6a83f7afea5b172ad5477268df85c3e97a9d66bb

  • SHA256

    42e8e92b3d896847b07274501b2e8f2e0644006899cadf4e27f7b01de764a56c

  • SHA512

    05cb0d37984239d189a36d23a9d1d6f00a88ffef466953a562fdc6b6a946dd895c521a02ef0dadbb3e720cb7e7a7a702a49fda32e6bbdee5c973532e2be6a1bc

  • SSDEEP

    24576:dqCdMP5SdezpyFNrhSCPuoX0k6O2BusxExVJhe7Lg31+mYGnKBFsJETXHOatwOF1:dP6hSrcCPT0J7Lg31+mYGnKDTTXj1F1

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42e8e92b3d896847b07274501b2e8f2e0644006899cadf4e27f7b01de764a56c.exe
    "C:\Users\Admin\AppData\Local\Temp\42e8e92b3d896847b07274501b2e8f2e0644006899cadf4e27f7b01de764a56c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:856
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
        PID:2540
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
        2⤵
          PID:2112
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3052

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3052-1-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/3052-3-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/3052-5-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/3052-6-0x000000007480E000-0x000000007480F000-memory.dmp
        Filesize

        4KB

      • memory/3052-7-0x0000000074800000-0x0000000074EEE000-memory.dmp
        Filesize

        6.9MB

      • memory/3052-8-0x000000007480E000-0x000000007480F000-memory.dmp
        Filesize

        4KB

      • memory/3052-9-0x0000000074800000-0x0000000074EEE000-memory.dmp
        Filesize

        6.9MB