Analysis

  • max time kernel
    129s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2024, 23:11

General

  • Target

    768825651ee7e807b46c8ed6246fc987b060edea72e17ad58319e5a29d026b81.exe

  • Size

    606KB

  • MD5

    9b83262c179d19754f91fb818e7a4d9f

  • SHA1

    d84b999321acb03df8047eef1dd24c1771b54fec

  • SHA256

    768825651ee7e807b46c8ed6246fc987b060edea72e17ad58319e5a29d026b81

  • SHA512

    a482cc4a96ee5883194cdc426706af6b2e8554cdced9da414d0870eb174bcd641abe716d2fcb9fcbd59dd7e79ad784927bbec1d070d804ce89ac5601054ceb7a

  • SSDEEP

    12288:gkxwwec5Rdl2Aa22GQA0pHosq+uV8YW0ZDVhXwRzyNz:gkxwweU2AahG90H/L0JV4W

Malware Config

Extracted

Credentials

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

Extracted

Family

agenttesla

Credentials

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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\768825651ee7e807b46c8ed6246fc987b060edea72e17ad58319e5a29d026b81.exe
    "C:\Users\Admin\AppData\Local\Temp\768825651ee7e807b46c8ed6246fc987b060edea72e17ad58319e5a29d026b81.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Users\Admin\AppData\Local\Temp\768825651ee7e807b46c8ed6246fc987b060edea72e17ad58319e5a29d026b81.exe
      "C:\Users\Admin\AppData\Local\Temp\768825651ee7e807b46c8ed6246fc987b060edea72e17ad58319e5a29d026b81.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3432

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\768825651ee7e807b46c8ed6246fc987b060edea72e17ad58319e5a29d026b81.exe.log

          Filesize

          706B

          MD5

          2ef5ef69dadb8865b3d5b58c956077b8

          SHA1

          af2d869bac00685c745652bbd8b3fe82829a8998

          SHA256

          363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3

          SHA512

          66d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3

        • memory/2072-4-0x0000000005A80000-0x0000000005B12000-memory.dmp

          Filesize

          584KB

        • memory/2072-12-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/2072-3-0x0000000005F90000-0x0000000006534000-memory.dmp

          Filesize

          5.6MB

        • memory/2072-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

          Filesize

          4KB

        • memory/2072-5-0x0000000005B20000-0x0000000005BBC000-memory.dmp

          Filesize

          624KB

        • memory/2072-6-0x00000000059F0000-0x00000000059F8000-memory.dmp

          Filesize

          32KB

        • memory/2072-2-0x0000000005970000-0x00000000059DE000-memory.dmp

          Filesize

          440KB

        • memory/2072-10-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/2072-1-0x0000000000EA0000-0x0000000000F3E000-memory.dmp

          Filesize

          632KB

        • memory/3432-7-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/3432-11-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/3432-13-0x0000000005500000-0x0000000005566000-memory.dmp

          Filesize

          408KB

        • memory/3432-14-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB

        • memory/3432-15-0x0000000006B70000-0x0000000006BC0000-memory.dmp

          Filesize

          320KB

        • memory/3432-16-0x0000000006D10000-0x0000000006D1A000-memory.dmp

          Filesize

          40KB

        • memory/3432-17-0x0000000074BD0000-0x0000000075380000-memory.dmp

          Filesize

          7.7MB