Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/04/2024, 12:39

General

  • Target

    980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe

  • Size

    328KB

  • MD5

    f79cae4a108b6f62b2b186274a62e195

  • SHA1

    742e5b643fb3ff6e5f3e7e57d4a44ed851b5f9ef

  • SHA256

    980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2

  • SHA512

    250c80a04648ed5de882eb9a15735218058185c50dc6854bf5955003d88120d2f28c888cd39ee2e085bfd01d1e2a6d499a07eb6a39905ef42d60c1d35fdaf3eb

  • SSDEEP

    6144:YTtn00UPXQhvsSt/okvbxIYWXDGemuHR2buxa/vlygAi:YTt18IvsM/omSpGelHR2yxkly

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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe
    "C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe
      "C:\Users\Admin\AppData\Local\Temp\980041bd4d6d52fe31e571a496db18bf9bebc87791b5624d8b71c1a2acfab9b2.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2884-12-0x0000000074650000-0x0000000074D3E000-memory.dmp

          Filesize

          6.9MB

        • memory/2884-1-0x0000000074650000-0x0000000074D3E000-memory.dmp

          Filesize

          6.9MB

        • memory/2884-0-0x00000000000A0000-0x00000000000F8000-memory.dmp

          Filesize

          352KB

        • memory/2884-4-0x0000000000320000-0x0000000000321000-memory.dmp

          Filesize

          4KB

        • memory/2884-2-0x00000000048B0000-0x00000000048F0000-memory.dmp

          Filesize

          256KB

        • memory/2932-15-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2932-5-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2932-13-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2932-3-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2932-10-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2932-16-0x00000000745D0000-0x0000000074CBE000-memory.dmp

          Filesize

          6.9MB

        • memory/2932-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2932-7-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2932-6-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2932-17-0x0000000000610000-0x0000000000650000-memory.dmp

          Filesize

          256KB

        • memory/2932-19-0x00000000745D0000-0x0000000074CBE000-memory.dmp

          Filesize

          6.9MB

        • memory/2932-20-0x0000000000610000-0x0000000000650000-memory.dmp

          Filesize

          256KB