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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    04/03/2024, 13:55

General

  • Target

    588f5817c53eaa50906295cd61b78e82321c73128f479053a67d3ac57be59e13.exe

  • Size

    880KB

  • MD5

    e63f9535f4103059d84ea4350a67a57c

  • SHA1

    085b25851bb551ff046a0edca59d0920170a6cc3

  • SHA256

    588f5817c53eaa50906295cd61b78e82321c73128f479053a67d3ac57be59e13

  • SHA512

    fc39467418f0a791c076cf00118e7bc3672c4a91c6bb6548c3fc05ea5b8ee58295b6e08bb62b48ae6d86cf5fd88c0635c05f8bf352cee476ce5002aedbb6f8a6

  • SSDEEP

    12288:jhkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4a+otxHe17NJ0W:pRmJkcoQricOIQxiZY1iajf+NEW

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 3 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).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\588f5817c53eaa50906295cd61b78e82321c73128f479053a67d3ac57be59e13.exe
    "C:\Users\Admin\AppData\Local\Temp\588f5817c53eaa50906295cd61b78e82321c73128f479053a67d3ac57be59e13.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1776
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\588f5817c53eaa50906295cd61b78e82321c73128f479053a67d3ac57be59e13.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1776 -s 396
      2⤵
      • Program crash
      PID:3016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1776-10-0x00000000003F0000-0x00000000003F4000-memory.dmp

    Filesize

    16KB

  • memory/3020-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3020-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3020-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3020-16-0x00000000744C0000-0x0000000074BAE000-memory.dmp

    Filesize

    6.9MB

  • memory/3020-17-0x0000000000700000-0x0000000000740000-memory.dmp

    Filesize

    256KB

  • memory/3020-19-0x00000000744C0000-0x0000000074BAE000-memory.dmp

    Filesize

    6.9MB

  • memory/3020-20-0x0000000000700000-0x0000000000740000-memory.dmp

    Filesize

    256KB