Analysis

  • max time kernel
    93s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 14:12

General

  • Target

    b8aeea3f7ef70b323830b29a881aa47ffe63cd2e6109bbcc1412ca3a0de7ceff.exe

  • Size

    330KB

  • MD5

    f06c2933e107c821c0f1ce5189e00afe

  • SHA1

    57178d398c17b35ab813606f3d663b79c273a8da

  • SHA256

    b8aeea3f7ef70b323830b29a881aa47ffe63cd2e6109bbcc1412ca3a0de7ceff

  • SHA512

    415f3b6fc8158ceef1808763418c70441460d714e0737a18c4578cf50c9fce3fa8e3f9a4a74f969191087c19d7b21603f5f35379e56271fdc011492181aa662b

  • SSDEEP

    6144:KIimSUgVG/HLWUjVViBFGwkD5G8Sr36u2OT1/1RqPC8+IQFsy:pSdg/HLW40gNmBT1OC8+I

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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\b8aeea3f7ef70b323830b29a881aa47ffe63cd2e6109bbcc1412ca3a0de7ceff.exe
    "C:\Users\Admin\AppData\Local\Temp\b8aeea3f7ef70b323830b29a881aa47ffe63cd2e6109bbcc1412ca3a0de7ceff.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:680
    • C:\Users\Admin\AppData\Local\Temp\b8aeea3f7ef70b323830b29a881aa47ffe63cd2e6109bbcc1412ca3a0de7ceff.exe
      "C:\Users\Admin\AppData\Local\Temp\b8aeea3f7ef70b323830b29a881aa47ffe63cd2e6109bbcc1412ca3a0de7ceff.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/680-0-0x0000000000B70000-0x0000000000BC8000-memory.dmp

    Filesize

    352KB

  • memory/680-1-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/680-2-0x00000000055C0000-0x00000000055D0000-memory.dmp

    Filesize

    64KB

  • memory/680-9-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/680-4-0x0000000005520000-0x0000000005521000-memory.dmp

    Filesize

    4KB

  • memory/3004-8-0x0000000005170000-0x00000000051D6000-memory.dmp

    Filesize

    408KB

  • memory/3004-6-0x00000000055B0000-0x0000000005B54000-memory.dmp

    Filesize

    5.6MB

  • memory/3004-7-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

    Filesize

    64KB

  • memory/3004-5-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3004-3-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3004-11-0x0000000005F10000-0x0000000005F60000-memory.dmp

    Filesize

    320KB

  • memory/3004-12-0x0000000006000000-0x000000000609C000-memory.dmp

    Filesize

    624KB

  • memory/3004-13-0x0000000074A30000-0x00000000751E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3004-14-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

    Filesize

    64KB

  • memory/3004-15-0x0000000006380000-0x0000000006412000-memory.dmp

    Filesize

    584KB

  • memory/3004-16-0x0000000006330000-0x000000000633A000-memory.dmp

    Filesize

    40KB