Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/11/2024, 05:29

General

  • Target

    89d937d96c85ac84865afbf4989ae2ae_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    89d937d96c85ac84865afbf4989ae2ae

  • SHA1

    58ccfb019afe8f5b6070651049990d9c76cf3c99

  • SHA256

    1dc6e220ff2e4478bffe3973b3da34ad2859340bd964d9f607939f37cf677757

  • SHA512

    002fe98e21f9107b6168b25aeb3e73033363e05946c36ce43e1b478b19db96ba96c1eea19443b9c2ae72c7981eb515dbae3df1eda655d0d9976869e65be12abf

  • SSDEEP

    24576:1dowsvNF43j0gQri/2Cgth32bm8ZZS5R0yxquw5wX:1doxFOB/2htp2a83BTuIwX

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    serv-10708.handsonwebhosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    icui4cu2@@

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 5 IoCs
  • Drops file in Drivers directory 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 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89d937d96c85ac84865afbf4989ae2ae_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\89d937d96c85ac84865afbf4989ae2ae_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1044
    • C:\Users\Admin\AppData\Local\Temp\89d937d96c85ac84865afbf4989ae2ae_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\89d937d96c85ac84865afbf4989ae2ae_JaffaCakes118.exe"
      2⤵
        PID:2700
      • C:\Users\Admin\AppData\Local\Temp\89d937d96c85ac84865afbf4989ae2ae_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\89d937d96c85ac84865afbf4989ae2ae_JaffaCakes118.exe"
        2⤵
        • Drops file in Drivers directory
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2668

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1044-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

            Filesize

            4KB

          • memory/1044-1-0x0000000001380000-0x00000000014C2000-memory.dmp

            Filesize

            1.3MB

          • memory/1044-2-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/1044-3-0x0000000000510000-0x000000000052E000-memory.dmp

            Filesize

            120KB

          • memory/1044-4-0x00000000740EE000-0x00000000740EF000-memory.dmp

            Filesize

            4KB

          • memory/1044-5-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/1044-6-0x00000000056C0000-0x000000000575E000-memory.dmp

            Filesize

            632KB

          • memory/1044-7-0x0000000000C70000-0x0000000000CAC000-memory.dmp

            Filesize

            240KB

          • memory/1044-23-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2668-12-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/2668-8-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/2668-14-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/2668-18-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/2668-22-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/2668-20-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/2668-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2668-10-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/2668-24-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2668-25-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2668-26-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2668-27-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2668-29-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2668-30-0x00000000740E0000-0x00000000747CE000-memory.dmp

            Filesize

            6.9MB