Analysis

  • max time kernel
    134s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 04:13

General

  • Target
    MV GOLDEN SCHULTE.exe
  • Size 637KB
  • Sample240601-es3rrshf2w
  • SHA256 cb970671c87c5ab16a4dcdbeebd306f103250d7fc0b74f83e711383f4cd5495f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
  • Protocol

    smtp

  • Host

    valleycountysar.org

  • Port

    26

  • Password

    iU0Ta!$K8L51

C2
  • http://103.130.147.85

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV GOLDEN SCHULTE.exe
    "C:\Users\Admin\AppData\Local\Temp\MV GOLDEN SCHULTE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:408
    • C:\Users\Admin\AppData\Local\Temp\MV GOLDEN SCHULTE.exe
      "C:\Users\Admin\AppData\Local\Temp\MV GOLDEN SCHULTE.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3408
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3452,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4252 /prefetch:8
    1⤵
      PID:4612

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/408-8-0x00000000056F0000-0x00000000056F8000-memory.dmp

          memory/408-13-0x0000000074B70000-0x0000000075320000-memory.dmp

          memory/408-2-0x0000000005B20000-0x00000000060C4000-memory.dmp

          memory/408-3-0x0000000005570000-0x0000000005602000-memory.dmp

          memory/408-4-0x0000000005540000-0x000000000554A000-memory.dmp

          memory/408-5-0x0000000005680000-0x00000000056D4000-memory.dmp

          memory/408-1-0x0000000000C10000-0x0000000000CB6000-memory.dmp

          memory/408-6-0x0000000074B70000-0x0000000075320000-memory.dmp

          memory/408-0-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

          memory/408-7-0x0000000005900000-0x000000000599C000-memory.dmp

          memory/3408-9-0x0000000000400000-0x0000000000426000-memory.dmp

          memory/3408-11-0x0000000074B70000-0x0000000075320000-memory.dmp

          memory/3408-10-0x0000000074B70000-0x0000000075320000-memory.dmp

          memory/3408-14-0x0000000006340000-0x0000000006390000-memory.dmp

          memory/3408-15-0x0000000006560000-0x0000000006722000-memory.dmp

          memory/3408-16-0x0000000074B70000-0x0000000075320000-memory.dmp