Analysis

  • max time kernel
    143s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2023 16:33

General

  • Target

    a73e19f0e16fe269c738fb72db885632.exe

  • Size

    823KB

  • MD5

    a73e19f0e16fe269c738fb72db885632

  • SHA1

    86505bb59e19e4d458f14b84ea2cd4412270399d

  • SHA256

    c74273c928e74f91e1869446598e85ab41d163efa6dac55e45c50e74140f6ccc

  • SHA512

    7047fef24ed425121dcbe530f55ded680c686565ea5646c072313a6a1996c53256f09e75bb3bad5a42e6ebbfcecbb6b5881e5500e32a11b8c2d7ed631107f06d

  • SSDEEP

    24576:GSqn1JhQ8AA6vkIx4W8AHPb41CEjSd8n:Jqn1Px6vQA7USun

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.experthvac.ro
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -8{jszMOY*Z8(~Za0#jyP%o7VoB.0)kk^)7_

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a73e19f0e16fe269c738fb72db885632.exe
    "C:\Users\Admin\AppData\Local\Temp\a73e19f0e16fe269c738fb72db885632.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4472

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2212-10-0x00000000056E0000-0x00000000056F0000-memory.dmp

    Filesize

    64KB

  • memory/2212-7-0x00000000064B0000-0x00000000064BA000-memory.dmp

    Filesize

    40KB

  • memory/2212-0-0x0000000000BA0000-0x0000000000C74000-memory.dmp

    Filesize

    848KB

  • memory/2212-3-0x0000000005450000-0x00000000054E2000-memory.dmp

    Filesize

    584KB

  • memory/2212-4-0x0000000005CA0000-0x0000000006244000-memory.dmp

    Filesize

    5.6MB

  • memory/2212-5-0x00000000056E0000-0x00000000056F0000-memory.dmp

    Filesize

    64KB

  • memory/2212-6-0x0000000005C10000-0x0000000005C54000-memory.dmp

    Filesize

    272KB

  • memory/2212-16-0x00000000752E0000-0x0000000075A90000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-8-0x00000000056E0000-0x00000000056F0000-memory.dmp

    Filesize

    64KB

  • memory/2212-12-0x0000000007450000-0x000000000746A000-memory.dmp

    Filesize

    104KB

  • memory/2212-2-0x00000000053B0000-0x000000000544C000-memory.dmp

    Filesize

    624KB

  • memory/2212-1-0x00000000752E0000-0x0000000075A90000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-9-0x00000000752E0000-0x0000000075A90000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-13-0x0000000007190000-0x0000000007196000-memory.dmp

    Filesize

    24KB

  • memory/2212-11-0x00000000056E0000-0x00000000056F0000-memory.dmp

    Filesize

    64KB

  • memory/4472-23-0x0000000005440000-0x0000000005450000-memory.dmp

    Filesize

    64KB

  • memory/4472-17-0x00000000752E0000-0x0000000075A90000-memory.dmp

    Filesize

    7.7MB

  • memory/4472-18-0x0000000005440000-0x0000000005450000-memory.dmp

    Filesize

    64KB

  • memory/4472-19-0x00000000054D0000-0x0000000005536000-memory.dmp

    Filesize

    408KB

  • memory/4472-20-0x0000000006850000-0x00000000068A0000-memory.dmp

    Filesize

    320KB

  • memory/4472-21-0x0000000006B80000-0x0000000006D42000-memory.dmp

    Filesize

    1.8MB

  • memory/4472-22-0x00000000752E0000-0x0000000075A90000-memory.dmp

    Filesize

    7.7MB

  • memory/4472-14-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB