Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 02:15

General

  • Target

    BirikimOzeti.pdf.exe

  • Size

    2.5MB

  • MD5

    7a8ade6c609d2f731d49edcbea8a4460

  • SHA1

    db3c54e7561245ab9865c28489b1e7a1a16ba68b

  • SHA256

    d353138e99ad05f11aaeaae203422d68ea012ae6d5efd50d338ad7db03efc92c

  • SHA512

    c364de20a44bfa6c1b22997ef69c0f3cb53a319b368fae55c1ae6123fc563b984c9a8a76b0efcb5fbf97970c3822242c823637639a79719b42183d3a6eb72c10

  • SSDEEP

    49152:9P6hSrcCPT0J+Lg31+mYGnKDATX7i2xG+:eujBmYGnKDATG2x5

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7043330881:AAFq19dRSS-89_wbwEvbuucof5Z3tCHG2NY/

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 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BirikimOzeti.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\BirikimOzeti.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:2260
      • 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:1788

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1788-0-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1788-4-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1788-2-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1788-5-0x000000007450E000-0x000000007450F000-memory.dmp

      Filesize

      4KB

    • memory/1788-6-0x0000000074500000-0x0000000074BEE000-memory.dmp

      Filesize

      6.9MB

    • memory/1788-7-0x000000007450E000-0x000000007450F000-memory.dmp

      Filesize

      4KB

    • memory/1788-8-0x0000000074500000-0x0000000074BEE000-memory.dmp

      Filesize

      6.9MB