Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30-04-2024 02:05

General

  • Target

    744131f8b802463e9cb89790e51aaf199d90cb3240926566305789927a2a6ad8.exe

  • Size

    657KB

  • MD5

    8a305302c0f9c62422894f981d8cda87

  • SHA1

    c5edd88b07760d9479766a4c34fe38a52c043d4b

  • SHA256

    744131f8b802463e9cb89790e51aaf199d90cb3240926566305789927a2a6ad8

  • SHA512

    16e87bf6e48a583276a8b834ba6ecbed714ed14f69f5bc2bd8a047c1935ed38969f619b05d9accc7ae5bbf08fa85e05b092b964872478673dea86d2a03caed2e

  • SSDEEP

    12288:GlbB778Q5ookXrAad/RHX+lr0f6Mhdb7ZoeXsZ2xci66u4yzjPjTv1fyywtRi:YbB3oo4lFX+ivVZ88xccu4yXv1fok

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.wapination.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    sync@#1235

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\744131f8b802463e9cb89790e51aaf199d90cb3240926566305789927a2a6ad8.exe
    "C:\Users\Admin\AppData\Local\Temp\744131f8b802463e9cb89790e51aaf199d90cb3240926566305789927a2a6ad8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2976
    • 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\744131f8b802463e9cb89790e51aaf199d90cb3240926566305789927a2a6ad8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3020
    • C:\Users\Admin\AppData\Local\Temp\744131f8b802463e9cb89790e51aaf199d90cb3240926566305789927a2a6ad8.exe
      "C:\Users\Admin\AppData\Local\Temp\744131f8b802463e9cb89790e51aaf199d90cb3240926566305789927a2a6ad8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2656-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2656-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2656-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2656-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2656-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2656-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2656-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2656-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2976-4-0x0000000000630000-0x000000000063E000-memory.dmp

    Filesize

    56KB

  • memory/2976-6-0x0000000004E50000-0x0000000004ED4000-memory.dmp

    Filesize

    528KB

  • memory/2976-1-0x0000000074A50000-0x000000007513E000-memory.dmp

    Filesize

    6.9MB

  • memory/2976-5-0x0000000000640000-0x0000000000656000-memory.dmp

    Filesize

    88KB

  • memory/2976-0-0x0000000000F00000-0x0000000000FAA000-memory.dmp

    Filesize

    680KB

  • memory/2976-3-0x0000000000610000-0x0000000000628000-memory.dmp

    Filesize

    96KB

  • memory/2976-2-0x00000000004A0000-0x00000000004E0000-memory.dmp

    Filesize

    256KB

  • memory/2976-20-0x0000000074A50000-0x000000007513E000-memory.dmp

    Filesize

    6.9MB