Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    04-06-2024 01:00

General

  • Target

    0220e969f9fd1e5cadd143f94dc7fdfe26971096227ff4005a8bf96bb316c4c2.exe

  • Size

    855KB

  • MD5

    9288139da2b1315965fe2b044104150e

  • SHA1

    a44bb593d403c6d2b112acd8ae11322df909fe44

  • SHA256

    0220e969f9fd1e5cadd143f94dc7fdfe26971096227ff4005a8bf96bb316c4c2

  • SHA512

    b91346f8bbba383c7f037963a3f4abfb2436dcab2b5fdf00af8635a6401042d44b0fa37d14c8b80ca4d10abc55606f74c575c43c9999317a830f606d481310be

  • SSDEEP

    12288:vMYeaky/Qa0KP1x+kPwu9JKzf8FLt/rFfaoLen69wkogNohd1mzw8WnIdY7Qb9F1:vMYehzfUN5irUobdczlWeRN/znUwb

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.jeepcommerce.rs
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Cgn+Udqt0F%y

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0220e969f9fd1e5cadd143f94dc7fdfe26971096227ff4005a8bf96bb316c4c2.exe
    "C:\Users\Admin\AppData\Local\Temp\0220e969f9fd1e5cadd143f94dc7fdfe26971096227ff4005a8bf96bb316c4c2.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1684
    • 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\0220e969f9fd1e5cadd143f94dc7fdfe26971096227ff4005a8bf96bb316c4c2.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1684-0-0x000000007482E000-0x000000007482F000-memory.dmp

    Filesize

    4KB

  • memory/1684-1-0x0000000000930000-0x0000000000A0A000-memory.dmp

    Filesize

    872KB

  • memory/1684-2-0x0000000074820000-0x0000000074F0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1684-3-0x0000000000420000-0x0000000000436000-memory.dmp

    Filesize

    88KB

  • memory/1684-4-0x00000000004A0000-0x00000000004AE000-memory.dmp

    Filesize

    56KB

  • memory/1684-5-0x00000000004B0000-0x00000000004C0000-memory.dmp

    Filesize

    64KB

  • memory/1684-6-0x0000000004AE0000-0x0000000004B64000-memory.dmp

    Filesize

    528KB

  • memory/1684-7-0x00000000008F0000-0x0000000000932000-memory.dmp

    Filesize

    264KB

  • memory/1684-10-0x000000007482E000-0x000000007482F000-memory.dmp

    Filesize

    4KB

  • memory/1684-11-0x0000000074820000-0x0000000074F0E000-memory.dmp

    Filesize

    6.9MB