Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-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 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 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:4468
    • 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:1912

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          94KB

          MD5

          14ff402962ad21b78ae0b4c43cd1f194

          SHA1

          f8a510eb26666e875a5bdd1cadad40602763ad72

          SHA256

          fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

          SHA512

          daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

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

          Filesize

          41KB

          MD5

          5d4073b2eb6d217c19f2b22f21bf8d57

          SHA1

          f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

          SHA256

          ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

          SHA512

          9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

        • memory/1912-206-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/1912-205-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1912-208-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/1912-216-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/1912-215-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/1912-214-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/1912-213-0x0000000006920000-0x000000000692A000-memory.dmp

          Filesize

          40KB

        • memory/1912-212-0x0000000006640000-0x0000000006690000-memory.dmp

          Filesize

          320KB

        • memory/1912-211-0x0000000006070000-0x00000000060D6000-memory.dmp

          Filesize

          408KB

        • memory/1912-210-0x00000000053E0000-0x00000000053F8000-memory.dmp

          Filesize

          96KB

        • memory/1912-209-0x0000000005440000-0x00000000054DC000-memory.dmp

          Filesize

          624KB

        • memory/4468-46-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-30-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-72-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-70-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-68-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-66-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-64-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-62-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-60-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-58-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-56-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-54-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-52-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-50-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-48-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-78-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-44-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-42-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-40-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-38-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-36-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-34-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-33-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-74-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-22-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-20-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-18-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-16-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-15-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-14-0x00000000734F0000-0x0000000073579000-memory.dmp

          Filesize

          548KB

        • memory/4468-28-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-26-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-24-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-195-0x0000000074A6E000-0x0000000074A6F000-memory.dmp

          Filesize

          4KB

        • memory/4468-196-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/4468-76-0x00000000057D0000-0x00000000057F5000-memory.dmp

          Filesize

          148KB

        • memory/4468-6-0x0000000005A00000-0x0000000005A92000-memory.dmp

          Filesize

          584KB

        • memory/4468-5-0x00000000058D0000-0x0000000005914000-memory.dmp

          Filesize

          272KB

        • memory/4468-4-0x0000000005F10000-0x00000000064B4000-memory.dmp

          Filesize

          5.6MB

        • memory/4468-3-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/4468-2-0x00000000057D0000-0x00000000057FC000-memory.dmp

          Filesize

          176KB

        • memory/4468-1-0x0000000000E80000-0x0000000000EE4000-memory.dmp

          Filesize

          400KB

        • memory/4468-0-0x0000000074A6E000-0x0000000074A6F000-memory.dmp

          Filesize

          4KB

        • memory/4468-197-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB

        • memory/4468-199-0x0000000007580000-0x000000000758C000-memory.dmp

          Filesize

          48KB

        • memory/4468-207-0x0000000074A60000-0x0000000075210000-memory.dmp

          Filesize

          7.7MB