Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    31/08/2024, 01:28

General

  • Target

    61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe

  • Size

    745KB

  • MD5

    1498dac596521e58327c2a3adf097c99

  • SHA1

    c52325ad976cf3020fba6c2107676e0aaf03e143

  • SHA256

    61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec

  • SHA512

    502aa2951a99208d0e63f98e50f7ad9b08809dbcc40db2024d0d0666141d68397b3fc43380dd933b38428201e1a6cff920afc2972e2a9d0bf483a132bd356938

  • SSDEEP

    12288:+0O1pVVEe3TBFLaGfOyd+kt7aYercRUNCAqaeZm8+2AzRv6P7AyOwkR:ArfjuG7+MbercuC08Oztu7AT3

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe
    "C:\Users\Admin\AppData\Local\Temp\61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2312
    • C:\Users\Admin\AppData\Local\Temp\61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe
      "C:\Users\Admin\AppData\Local\Temp\61e5404eafb1cd95fbeb3e3408a95ee888cfaa3ee1af913490f74fb9badd25ec.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2504

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2504-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2504-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2504-25-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2504-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2504-22-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2504-20-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2504-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2504-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2504-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2504-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2504-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2992-3-0x0000000000520000-0x0000000000538000-memory.dmp

    Filesize

    96KB

  • memory/2992-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

    Filesize

    4KB

  • memory/2992-1-0x0000000000F20000-0x0000000000FDE000-memory.dmp

    Filesize

    760KB

  • memory/2992-6-0x0000000005010000-0x0000000005092000-memory.dmp

    Filesize

    520KB

  • memory/2992-5-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2992-4-0x00000000744BE000-0x00000000744BF000-memory.dmp

    Filesize

    4KB

  • memory/2992-21-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2992-2-0x00000000744B0000-0x0000000074B9E000-memory.dmp

    Filesize

    6.9MB