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Analysis

  • max time kernel
    142s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/01/2025, 03:39

General

  • Target

    JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe

  • Size

    541KB

  • MD5

    f5fabfdc406897f2026193d2c50f9e33

  • SHA1

    57c68b743c7f80c2365ddfff0e0c2253b2cc0628

  • SHA256

    b64a7759ecf0ee5e886d56faa7dc557f0a1b06f63c39cc2f96feb1e8dd150c94

  • SHA512

    222e882cb32c25998888dfbb4f9c415ff69ce285fabb8ffdc1a3dc0f7ec7210b46cdf751b39c7e75bd3a7280f85f1997d25c528feaef0b7f48c355aa4d35724d

  • SSDEEP

    12288:IuWAY5QMKrWiPZETsc6qaXdkL2xN7KrnNjyDf7:IuWAsQFKiPZUaGaD7MpyD

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    baorhihusmusqbnx

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3728
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe"
      2⤵
        PID:812
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe"
        2⤵
          PID:2792
        • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe
          "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe"
          2⤵
            PID:4664
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe"
            2⤵
              PID:1064
            • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe
              "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe"
              2⤵
              • Accesses Microsoft Outlook profiles
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • outlook_office_path
              • outlook_win_path
              PID:4492

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\JaffaCakes118_f5fabfdc406897f2026193d2c50f9e33.exe.log

            Filesize

            1KB

            MD5

            8ec831f3e3a3f77e4a7b9cd32b48384c

            SHA1

            d83f09fd87c5bd86e045873c231c14836e76a05c

            SHA256

            7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

            SHA512

            26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

          • memory/3728-10-0x0000000007C30000-0x0000000007C90000-memory.dmp

            Filesize

            384KB

          • memory/3728-1-0x0000000000370000-0x00000000003FE000-memory.dmp

            Filesize

            568KB

          • memory/3728-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp

            Filesize

            584KB

          • memory/3728-4-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

            Filesize

            40KB

          • memory/3728-5-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/3728-6-0x0000000005C80000-0x0000000005C8E000-memory.dmp

            Filesize

            56KB

          • memory/3728-7-0x000000007466E000-0x000000007466F000-memory.dmp

            Filesize

            4KB

          • memory/3728-8-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/3728-9-0x0000000007AD0000-0x0000000007B6C000-memory.dmp

            Filesize

            624KB

          • memory/3728-15-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/3728-2-0x0000000005330000-0x00000000058D4000-memory.dmp

            Filesize

            5.6MB

          • memory/3728-0-0x000000007466E000-0x000000007466F000-memory.dmp

            Filesize

            4KB

          • memory/4492-11-0x0000000000400000-0x000000000043C000-memory.dmp

            Filesize

            240KB

          • memory/4492-14-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/4492-16-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/4492-17-0x0000000005A60000-0x0000000005A78000-memory.dmp

            Filesize

            96KB

          • memory/4492-18-0x0000000006740000-0x00000000067A6000-memory.dmp

            Filesize

            408KB

          • memory/4492-19-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/4492-20-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/4492-21-0x0000000006C80000-0x0000000006CD0000-memory.dmp

            Filesize

            320KB

          • memory/4492-22-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB

          • memory/4492-23-0x0000000074660000-0x0000000074E10000-memory.dmp

            Filesize

            7.7MB