Analysis

  • max time kernel
    51s
  • max time network
    54s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-06-2024 01:31

General

  • Target

    RO9Q2235.exe

  • Size

    710KB

  • MD5

    83fbbc0e318b86c7e18e34c5ed339346

  • SHA1

    8682d5fbe7809d2650c6d6c0940898fe07307fde

  • SHA256

    0d41c2859b43f31422f5595c005529d3f3fb53a0e7aa1968ae1275fc465a6bc3

  • SHA512

    97a68dffb27191c5534b33b1f5a42d0dc82f90dcb6623aac51a52c31c787aa7f8519fe6b15ba685b6c1758d31fe1effbf2f94b02bcb6f70c2fa46784460769ad

  • SSDEEP

    12288:naCR5leZlNzaCPl3YmkSWf0knZgWMLG+ScSYt0/9FD0FIGWpZ:a+er9s3tMC+SR92F3Wb

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.

  • Looks up external IP address via web service 1 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RO9Q2235.exe
    "C:\Users\Admin\AppData\Local\Temp\RO9Q2235.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\Temp\RO9Q2235.exe
      "C:\Users\Admin\AppData\Local\Temp\RO9Q2235.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RO9Q2235.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1628-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1628-18-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1628-17-0x0000000006930000-0x0000000006980000-memory.dmp

    Filesize

    320KB

  • memory/1628-16-0x0000000005040000-0x00000000050A6000-memory.dmp

    Filesize

    408KB

  • memory/1628-15-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1628-14-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/2168-8-0x0000000006EE0000-0x0000000006F62000-memory.dmp

    Filesize

    520KB

  • memory/2168-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

    Filesize

    4KB

  • memory/2168-9-0x000000000C8B0000-0x000000000C94C000-memory.dmp

    Filesize

    624KB

  • memory/2168-7-0x00000000032C0000-0x00000000032D0000-memory.dmp

    Filesize

    64KB

  • memory/2168-6-0x0000000005E50000-0x0000000005E72000-memory.dmp

    Filesize

    136KB

  • memory/2168-13-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/2168-5-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/2168-4-0x00000000058F0000-0x00000000058FA000-memory.dmp

    Filesize

    40KB

  • memory/2168-3-0x0000000005970000-0x0000000005A02000-memory.dmp

    Filesize

    584KB

  • memory/2168-2-0x0000000005E80000-0x0000000006424000-memory.dmp

    Filesize

    5.6MB

  • memory/2168-1-0x0000000000E40000-0x0000000000EF6000-memory.dmp

    Filesize

    728KB