Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 14:27

General

  • Target

    h0pYN6vLWWE9A1c.exe

  • Size

    844KB

  • MD5

    d56e4cf40342c261abc7f621c30908d3

  • SHA1

    09f99d47b38931ad4f964e98ef106c218e07ca12

  • SHA256

    63b303a4e01924ae9ca9fcfc7f75cf87144598342415df3cdd802440d770add1

  • SHA512

    201b0eb2546e0a3e7bb9f503c85c9ba1c24fcfd9de2a62972d3b9f45ee59c5f4d45585e319efe6baa54d664d39ddbf9d4fd51de0d6c2131d3f5b7847f48c34f2

  • SSDEEP

    24576:vw4bjw4bolDAFv956pfL3U603tg+MyKOPNs8UYJzDSBNFxa7:vw4bjw4bgAFv956L3IdRG8UYJzDS0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.jeepcommerce.rs
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Q6]7rLSD*gU2

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.

  • 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 1 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\h0pYN6vLWWE9A1c.exe
    "C:\Users\Admin\AppData\Local\Temp\h0pYN6vLWWE9A1c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1636
    • 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\h0pYN6vLWWE9A1c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2496
    • C:\Users\Admin\AppData\Local\Temp\h0pYN6vLWWE9A1c.exe
      "C:\Users\Admin\AppData\Local\Temp\h0pYN6vLWWE9A1c.exe"
      2⤵
        PID:2012
      • C:\Users\Admin\AppData\Local\Temp\h0pYN6vLWWE9A1c.exe
        "C:\Users\Admin\AppData\Local\Temp\h0pYN6vLWWE9A1c.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2976

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1636-0-0x000000007492E000-0x000000007492F000-memory.dmp

      Filesize

      4KB

    • memory/1636-1-0x00000000011D0000-0x00000000012A6000-memory.dmp

      Filesize

      856KB

    • memory/1636-2-0x0000000074920000-0x000000007500E000-memory.dmp

      Filesize

      6.9MB

    • memory/1636-3-0x00000000006E0000-0x00000000006FA000-memory.dmp

      Filesize

      104KB

    • memory/1636-4-0x0000000000700000-0x0000000000710000-memory.dmp

      Filesize

      64KB

    • memory/1636-5-0x0000000004E90000-0x0000000004F14000-memory.dmp

      Filesize

      528KB

    • memory/1636-6-0x000000007492E000-0x000000007492F000-memory.dmp

      Filesize

      4KB

    • memory/1636-22-0x0000000074920000-0x000000007500E000-memory.dmp

      Filesize

      6.9MB

    • memory/2976-7-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2976-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2976-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2976-21-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2976-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2976-17-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2976-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2976-9-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB