Analysis

  • max time kernel
    115s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 05:19

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe

  • Size

    723KB

  • MD5

    2d216a9b8b54b031ab67a1d929646603

  • SHA1

    a175fa05d0f4d4c83cb243f48f3ff2ee30ec2af7

  • SHA256

    fbad66e0031f03c7f1ad457e3fc929c1259f236c938c5d7c70f8e77320d7d8b9

  • SHA512

    eb2ccc202639045b32610658179e4816854d6563fa428e006c1cb28fbadd7f4fe0fb15c93c7e597f1ad54f1f646077518f87f9f0a5e8b6ca22ce92a88b2ec5d7

  • SSDEEP

    12288:7OLK1NHAGrzS9xJsxZPX3Pg+JhVwZj6svrq6iM/EchpwB9BMAbMt+N:CiNgS6JsxZ/3PRJAl60qOc

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sintecno.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    k$&v8@,q0Pf#

Extracted

Family

agenttesla

Credentials

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3300
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe"
      2⤵
        PID:2892
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2588

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.9732.1319.exe.log
      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/2588-10-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2588-20-0x0000000004EF0000-0x0000000004F00000-memory.dmp
      Filesize

      64KB

    • memory/2588-19-0x0000000074450000-0x0000000074C00000-memory.dmp
      Filesize

      7.7MB

    • memory/2588-18-0x0000000006670000-0x00000000066C0000-memory.dmp
      Filesize

      320KB

    • memory/2588-16-0x0000000004EF0000-0x0000000004F00000-memory.dmp
      Filesize

      64KB

    • memory/2588-15-0x0000000005040000-0x00000000050A6000-memory.dmp
      Filesize

      408KB

    • memory/2588-14-0x0000000074450000-0x0000000074C00000-memory.dmp
      Filesize

      7.7MB

    • memory/3300-8-0x0000000008F70000-0x0000000008FF4000-memory.dmp
      Filesize

      528KB

    • memory/3300-9-0x00000000062D0000-0x000000000636C000-memory.dmp
      Filesize

      624KB

    • memory/3300-1-0x0000000000650000-0x000000000070A000-memory.dmp
      Filesize

      744KB

    • memory/3300-7-0x0000000004AF0000-0x0000000004AFC000-memory.dmp
      Filesize

      48KB

    • memory/3300-13-0x0000000074450000-0x0000000074C00000-memory.dmp
      Filesize

      7.7MB

    • memory/3300-6-0x0000000004AC0000-0x0000000004ADA000-memory.dmp
      Filesize

      104KB

    • memory/3300-5-0x0000000007630000-0x000000000763A000-memory.dmp
      Filesize

      40KB

    • memory/3300-4-0x00000000077F0000-0x0000000007800000-memory.dmp
      Filesize

      64KB

    • memory/3300-3-0x0000000007570000-0x0000000007602000-memory.dmp
      Filesize

      584KB

    • memory/3300-2-0x0000000007A30000-0x0000000007FD4000-memory.dmp
      Filesize

      5.6MB

    • memory/3300-0-0x0000000074450000-0x0000000074C00000-memory.dmp
      Filesize

      7.7MB