Analysis

  • max time kernel
    134s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/05/2024, 18:37

General

  • Target

    563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe

  • Size

    664KB

  • MD5

    563666da5f4e5596040e6c5ba17912f3

  • SHA1

    25090acc20c128e555e9b8922031fb4c02e00057

  • SHA256

    8eebab330cd854bb3f426712bef9c2516abac5eb9ccab2f94139c0cd0dca6097

  • SHA512

    95fd8c64acb431d8837f8e7122f8412eca11fa2b6047c74d70d3c224733e4b5dc6b465de7acb3d94f79734f139faacc5407cf124269543ec39286a109899b0e7

  • SSDEEP

    12288:ZBhOhC0dVK5O/BpfGSH/EWVhCCx5HkPbJYLMftn:05h/JH/E4CC3HkPnFn

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    frostdell.uk
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#$

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe
      "{path}"
      2⤵
        PID:1624
      • C:\Users\Admin\AppData\Local\Temp\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:3676

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\563666da5f4e5596040e6c5ba17912f3_JaffaCakes118.exe.log

            Filesize

            507B

            MD5

            76ffb2f33cb32ade8fc862a67599e9d8

            SHA1

            920cc4ab75b36d2f9f6e979b74db568973c49130

            SHA256

            f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310

            SHA512

            f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e

          • memory/2964-5-0x00000000050E0000-0x00000000050E8000-memory.dmp

            Filesize

            32KB

          • memory/2964-2-0x00000000055F0000-0x0000000005B94000-memory.dmp

            Filesize

            5.6MB

          • memory/2964-3-0x0000000005130000-0x00000000051C2000-memory.dmp

            Filesize

            584KB

          • memory/2964-4-0x0000000005270000-0x000000000530C000-memory.dmp

            Filesize

            624KB

          • memory/2964-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

            Filesize

            4KB

          • memory/2964-6-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

            Filesize

            4KB

          • memory/2964-7-0x0000000074E20000-0x00000000755D0000-memory.dmp

            Filesize

            7.7MB

          • memory/2964-8-0x0000000005ED0000-0x0000000005F24000-memory.dmp

            Filesize

            336KB

          • memory/2964-1-0x00000000006E0000-0x000000000078C000-memory.dmp

            Filesize

            688KB

          • memory/2964-12-0x0000000074E20000-0x00000000755D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3676-14-0x0000000074E20000-0x00000000755D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3676-13-0x0000000074E20000-0x00000000755D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3676-9-0x0000000000400000-0x000000000044C000-memory.dmp

            Filesize

            304KB

          • memory/3676-15-0x00000000052F0000-0x0000000005308000-memory.dmp

            Filesize

            96KB

          • memory/3676-16-0x0000000005F20000-0x0000000005F86000-memory.dmp

            Filesize

            408KB

          • memory/3676-18-0x0000000074E20000-0x00000000755D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3676-19-0x0000000006560000-0x00000000065B0000-memory.dmp

            Filesize

            320KB

          • memory/3676-23-0x00000000067A0000-0x00000000067AA000-memory.dmp

            Filesize

            40KB

          • memory/3676-24-0x0000000074E20000-0x00000000755D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3676-25-0x0000000074E20000-0x00000000755D0000-memory.dmp

            Filesize

            7.7MB