Analysis

  • max time kernel
    51s
  • max time network
    53s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:54

General

  • Target

    9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe

  • Size

    850KB

  • MD5

    3fb1255c6fc904518978ece4e7bce0cd

  • SHA1

    f84bf2121460553535095caede084fcd468d2517

  • SHA256

    9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068

  • SHA512

    6a64628308dd1c75761386e9d6b5fe11326b8204ecbe5045390e2fedcaf8c12ea983ad74b3908d7e4973de8d6e26ebcb045d901ccda52bb50d901b58a35caeba

  • SSDEEP

    24576:7g61jjk0LAta9APDIYLVmH5ocl7acZOEJ:C9xGGINZOE

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ab+LNvim5PAo

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 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.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe
    "C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1800
    • C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe
      "C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe"
      2⤵
        PID:1976
      • C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe
        "C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4540

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1800-8-0x00000000080F0000-0x0000000008172000-memory.dmp

      Filesize

      520KB

    • memory/1800-5-0x0000000075000000-0x00000000757B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1800-9-0x000000000A850000-0x000000000A8EC000-memory.dmp

      Filesize

      624KB

    • memory/1800-4-0x0000000002EF0000-0x0000000002EFA000-memory.dmp

      Filesize

      40KB

    • memory/1800-14-0x0000000075000000-0x00000000757B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1800-6-0x00000000057B0000-0x00000000057CA000-memory.dmp

      Filesize

      104KB

    • memory/1800-7-0x0000000005780000-0x0000000005790000-memory.dmp

      Filesize

      64KB

    • memory/1800-1-0x0000000000870000-0x000000000094C000-memory.dmp

      Filesize

      880KB

    • memory/1800-3-0x0000000005390000-0x0000000005422000-memory.dmp

      Filesize

      584KB

    • memory/1800-2-0x0000000005A90000-0x0000000006034000-memory.dmp

      Filesize

      5.6MB

    • memory/1800-0-0x000000007500E000-0x000000007500F000-memory.dmp

      Filesize

      4KB

    • memory/4540-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4540-15-0x0000000075000000-0x00000000757B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4540-13-0x0000000075000000-0x00000000757B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4540-16-0x0000000005400000-0x0000000005466000-memory.dmp

      Filesize

      408KB

    • memory/4540-17-0x0000000006350000-0x00000000063A0000-memory.dmp

      Filesize

      320KB

    • memory/4540-18-0x0000000075000000-0x00000000757B0000-memory.dmp

      Filesize

      7.7MB