Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 02:36

General

  • Target

    c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe

  • Size

    617KB

  • MD5

    f6a533606961248021b7d956c2e89043

  • SHA1

    a6a267cbb87c7e84b41b93ac36228232b9312a79

  • SHA256

    c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201

  • SHA512

    00180256242b7cd1e1fcd90b12adb5a126ffd77afef0acbfe88cd6bed97c01e349d0d77e50b0cb2b54d4d9e3912950804dd2cb500866e1c6cb56e5b955094d65

  • SSDEEP

    12288:crla5WCnAuV1teqwB5UuEe9PKMPRitJMrA2z9+xnFYzE9eG:c/01te5Lt9PKgitsBzgxFYzZ

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.toliddaru.ir
  • Port:
    587
  • Username:
    phtd@toliddaru.ir
  • Password:
    Aa@1401
  • Email To:
    lnew48888@gmail.com

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 packed with SmartAssembly 1 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe
    "C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1148
    • C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe
      "C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe"
      2⤵
        PID:2744
      • C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe
        "C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe"
        2⤵
          PID:2976
        • C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe
          "C:\Users\Admin\AppData\Local\Temp\c724d2ea45ca1042a13c6213a95abadce85b4ad844200b0c594baa5028eb4201.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2548

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Credential Access

      Unsecured Credentials

      4
      T1552

      Credentials In Files

      3
      T1552.001

      Credentials in Registry

      1
      T1552.002

      Collection

      Data from Local System

      4
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1148-0-0x00000000001D0000-0x0000000000270000-memory.dmp
        Filesize

        640KB

      • memory/1148-1-0x0000000074160000-0x000000007484E000-memory.dmp
        Filesize

        6.9MB

      • memory/1148-2-0x0000000001EE0000-0x0000000001F20000-memory.dmp
        Filesize

        256KB

      • memory/1148-3-0x0000000000380000-0x0000000000392000-memory.dmp
        Filesize

        72KB

      • memory/1148-4-0x00000000003A0000-0x00000000003AC000-memory.dmp
        Filesize

        48KB

      • memory/1148-5-0x00000000051A0000-0x0000000005224000-memory.dmp
        Filesize

        528KB

      • memory/1148-15-0x0000000074160000-0x000000007484E000-memory.dmp
        Filesize

        6.9MB

      • memory/2548-8-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2548-7-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2548-9-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2548-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
        Filesize

        4KB

      • memory/2548-14-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2548-17-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2548-6-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2548-12-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2548-18-0x0000000074160000-0x000000007484E000-memory.dmp
        Filesize

        6.9MB

      • memory/2548-19-0x0000000074160000-0x000000007484E000-memory.dmp
        Filesize

        6.9MB

      • memory/2548-20-0x00000000048D0000-0x0000000004910000-memory.dmp
        Filesize

        256KB