Analysis

  • max time kernel
    32s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09-07-2024 07:29

General

  • Target

    a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe

  • Size

    541KB

  • MD5

    dbdacf479a9dd40133701e06e6dc401c

  • SHA1

    5e78767cf2498d34fc27674ff326f2a7ce5ab2a3

  • SHA256

    a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c

  • SHA512

    f46d0fce9ad0e9c4a9142e53d02aa903dc082872068dea6597c8d22e6154f25976a309815a8efd721b5451ceb3646976d69e664db261becd18f250b8fdaa89a6

  • SSDEEP

    12288:+RfMJlRPMhU1n75ZyoFXm5PpVHSyE7ZhvCgC3UGGqRyUs3PKspeuD3kR:pbRj5ZrXm57ktqRyp3PKSM

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.artefes.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ArtEfes4765*+

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 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 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe
    "C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2520
    • 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\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2264
    • C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe
      "C:\Users\Admin\AppData\Local\Temp\a597f53ed7d5e4cc1af67800969953f431c7c99467d75a42e3db360d7302283c.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1112-8-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1112-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1112-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1112-19-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1112-18-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1112-23-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1112-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1112-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1112-24-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1112-10-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1112-6-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2520-5-0x0000000004F40000-0x0000000004FA8000-memory.dmp

    Filesize

    416KB

  • memory/2520-0-0x000000007432E000-0x000000007432F000-memory.dmp

    Filesize

    4KB

  • memory/2520-3-0x00000000005C0000-0x00000000005D0000-memory.dmp

    Filesize

    64KB

  • memory/2520-2-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2520-20-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2520-1-0x0000000000E60000-0x0000000000EE8000-memory.dmp

    Filesize

    544KB

  • memory/2520-4-0x0000000000A20000-0x0000000000A2C000-memory.dmp

    Filesize

    48KB