Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    17/05/2024, 14:46

General

  • Target

    500ea89f7af90595e91e45d97fc0d06d_JaffaCakes118.exe

  • Size

    375KB

  • MD5

    500ea89f7af90595e91e45d97fc0d06d

  • SHA1

    c14f0fe9b31e955a9f50aba6ccf2be726ba536b0

  • SHA256

    462f9d1b7703315479616fabe3f3228963ca332897ad5664959dd94aade43b1f

  • SHA512

    74f32b085b798e0336a0bb4e1f8581ab894e7ea36fd6be50122ecd34b567cd83387635acebaeab5666e7fc4b0888320637c2b6f00c37af4473df4adc6f3a2d68

  • SSDEEP

    6144:+XTcH1fu9uKdgSZvy4raeXjuMkqryNPs0tFoqn9onD4Epv:+D4fqRBdy4r3XyMb6U0tFx9onD4Eh

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.1and1.es
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    elsecreto2019

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\500ea89f7af90595e91e45d97fc0d06d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\500ea89f7af90595e91e45d97fc0d06d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
      "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2376

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\19f93e2a-4d97-4e0c-ade5-972e41ee6cf8\f.dll

          Filesize

          94KB

          MD5

          14ff402962ad21b78ae0b4c43cd1f194

          SHA1

          f8a510eb26666e875a5bdd1cadad40602763ad72

          SHA256

          fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

          SHA512

          daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

        • \Users\Admin\AppData\Local\Temp\InstallUtil.exe

          Filesize

          40KB

          MD5

          91c9ae9c9a17a9db5e08b120e668c74c

          SHA1

          50770954c1ceb0bb6f1d5d3f2de2a0a065773723

          SHA256

          e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

          SHA512

          ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

        • memory/2376-214-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2376-215-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2376-217-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2376-220-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2376-219-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2376-218-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2428-54-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-40-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-16-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-24-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-32-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-42-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-52-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-62-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-70-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-72-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-68-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-66-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-64-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-60-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-58-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-56-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-3-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2428-50-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-48-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-46-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-44-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-11-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-38-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-36-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-34-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-30-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-28-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-26-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-22-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-20-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-18-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-14-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-12-0x0000000000300000-0x0000000000325000-memory.dmp

          Filesize

          148KB

        • memory/2428-10-0x0000000074770000-0x00000000747F0000-memory.dmp

          Filesize

          512KB

        • memory/2428-191-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

          Filesize

          4KB

        • memory/2428-192-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2428-194-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB

        • memory/2428-195-0x0000000000470000-0x000000000047C000-memory.dmp

          Filesize

          48KB

        • memory/2428-2-0x0000000000300000-0x000000000032C000-memory.dmp

          Filesize

          176KB

        • memory/2428-1-0x0000000000290000-0x00000000002F4000-memory.dmp

          Filesize

          400KB

        • memory/2428-0-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

          Filesize

          4KB

        • memory/2428-216-0x0000000073EB0000-0x000000007459E000-memory.dmp

          Filesize

          6.9MB