Analysis

  • max time kernel
    102s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 11:18

General

  • Target

    Statement of Account - USD 16,720.00.exe

  • Size

    475KB

  • MD5

    cf173ca1db13dfc7237fd33630926b65

  • SHA1

    783e42e20da75ea1a2fd7a02e3824f251f26cf4f

  • SHA256

    1b9d152c5cd6e2904ada0ca707dbd2bb089ac59f8b07723490552a000848cc54

  • SHA512

    31a7210e2ef813763225c39f5c42f00cd7899539755fd090e256ab17a16c88238e9a659bed9cf4bfd9f5bcb310fb850a6e2e04c41aaf1f2f8fd98db99fa8addc

  • SSDEEP

    6144:Y9yYMqdl+a/ZNntauGBOaYcR/uVc3fTlAoOjlrrhTFInd6Xcfg9UJU8:2dMqdl+YZNorUVcvWoOJFTWndm+

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    s4.serv00.com
  • Port:
    21
  • Username:
    f2241_evico
  • Password:
    Doll650#@

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://s4.serv00.com
  • Port:
    21
  • Username:
    f2241_evico
  • Password:
    Doll650#@

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 3 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe
    "C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe
      "C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe"
      2⤵
        PID:5088
      • C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe
        "C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe"
        2⤵
          PID:1136
        • C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe
          "C:\Users\Admin\AppData\Local\Temp\Statement of Account - USD 16,720.00.exe"
          2⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2232

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2232-7-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2232-16-0x0000000075050000-0x0000000075800000-memory.dmp

        Filesize

        7.7MB

      • memory/2232-15-0x0000000006DD0000-0x0000000006E6C000-memory.dmp

        Filesize

        624KB

      • memory/2232-14-0x0000000006CE0000-0x0000000006D30000-memory.dmp

        Filesize

        320KB

      • memory/2232-10-0x0000000005550000-0x00000000055B6000-memory.dmp

        Filesize

        408KB

      • memory/2232-9-0x0000000075050000-0x0000000075800000-memory.dmp

        Filesize

        7.7MB

      • memory/2232-8-0x0000000075050000-0x0000000075800000-memory.dmp

        Filesize

        7.7MB

      • memory/2328-3-0x0000000004EC0000-0x0000000004F52000-memory.dmp

        Filesize

        584KB

      • memory/2328-6-0x0000000005020000-0x0000000005068000-memory.dmp

        Filesize

        288KB

      • memory/2328-5-0x0000000004F80000-0x0000000004F8A000-memory.dmp

        Filesize

        40KB

      • memory/2328-4-0x0000000075050000-0x0000000075800000-memory.dmp

        Filesize

        7.7MB

      • memory/2328-11-0x0000000075050000-0x0000000075800000-memory.dmp

        Filesize

        7.7MB

      • memory/2328-0-0x000000007505E000-0x000000007505F000-memory.dmp

        Filesize

        4KB

      • memory/2328-2-0x0000000005560000-0x0000000005B04000-memory.dmp

        Filesize

        5.6MB

      • memory/2328-1-0x0000000000470000-0x00000000004EE000-memory.dmp

        Filesize

        504KB