Analysis

  • max time kernel
    91s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/01/2023, 15:04

General

  • Target
    PO 87867565768UV.exe
  • Size 822KB
  • Sample230112-sflvdacb3w
  • SHA256 2bd5f4d4c478e2e4278143e3bca9b2234f8774c70346cfe32b93982fccecd99c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot5818680343:AAGVJsfIHcopySiifMCdAaFCv-ICp2_Yo_M/sendMessage?chat_id=5765702254

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • 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.

  • 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\PO 87867565768UV.exe
    "C:\Users\Admin\AppData\Local\Temp\PO 87867565768UV.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Users\Admin\AppData\Local\Temp\PO 87867565768UV.exe
      "C:\Users\Admin\AppData\Local\Temp\PO 87867565768UV.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:796

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        PO 87867565768UV.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO 87867565768UV.exe.log
        • Size 1KB
        • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
        • MD5 SHA1 SHA512

        memory/796-138-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/796-140-0x0000000006B40000-0x0000000006D02000-memory.dmp

        memory/2400-132-0x0000000000D60000-0x0000000000E34000-memory.dmp

        memory/2400-133-0x0000000005C70000-0x0000000006214000-memory.dmp

        memory/2400-134-0x00000000057C0000-0x0000000005852000-memory.dmp

        memory/2400-135-0x0000000005960000-0x000000000596A000-memory.dmp

        memory/2400-136-0x0000000007FB0000-0x000000000804C000-memory.dmp