Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-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. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe
    "C:\Users\Admin\AppData\Local\Temp\9d33d6e6f5c8d96980bb2774d72d8f2a8dfe3a29674b69f125ffb03bbcac6068.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1252
    • 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:2456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1252-0-0x00000000743BE000-0x00000000743BF000-memory.dmp

    Filesize

    4KB

  • memory/1252-1-0x0000000000800000-0x00000000008DC000-memory.dmp

    Filesize

    880KB

  • memory/1252-2-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1252-3-0x0000000000760000-0x000000000077A000-memory.dmp

    Filesize

    104KB

  • memory/1252-4-0x00000000004D0000-0x00000000004E0000-memory.dmp

    Filesize

    64KB

  • memory/1252-5-0x0000000005BD0000-0x0000000005C52000-memory.dmp

    Filesize

    520KB

  • memory/1252-19-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2456-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2456-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2456-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2456-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2456-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2456-8-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2456-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2456-20-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2456-6-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2456-21-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2456-22-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB