Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    19-06-2024 10:24

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.13475.26104.exe

  • Size

    620KB

  • MD5

    a9cc3ce556bed1f4f023dfb299b54d32

  • SHA1

    61eacf083e3a9fdb55825ecaedcac6596746d3f7

  • SHA256

    e6467422567d07f55c891b1c452dfb2c3c3d24ffa243799c91004cedb8a0dd0c

  • SHA512

    dd446826fe672b9d162f2f18f08cfcc2ffa0e8586498423e27cbbd00737d5e31b0ecc031ec6cb4d416f1547718c8bc10e615815b4525a25fafb07ead0cf4fd32

  • SSDEEP

    12288:+tX62p8VeLrV6/dcfRGwvjTJGGyHwMmgjjhz3vVe0r8N3j7D:uzyKE/dcfgcIzHM+hLvboNT

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 2 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).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13475.26104.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13475.26104.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13475.26104.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1780
    • 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
      PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1640-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/1640-1-0x0000000000FF0000-0x0000000001092000-memory.dmp

    Filesize

    648KB

  • memory/1640-2-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/1640-3-0x0000000000310000-0x0000000000322000-memory.dmp

    Filesize

    72KB

  • memory/1640-4-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1640-5-0x00000000004A0000-0x00000000004AC000-memory.dmp

    Filesize

    48KB

  • memory/1640-6-0x0000000004EB0000-0x0000000004F32000-memory.dmp

    Filesize

    520KB

  • memory/1640-20-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2760-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2760-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2760-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2760-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2760-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2760-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2760-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2760-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB