Analysis

  • max time kernel
    120s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 14:06

General

  • Target
    U prilogu je nova lista narudzbi.exe
  • Size 882KB
  • Sample240508-relbsaae74
  • SHA256 62a97283872ab50c61ba23f69349b8244519cec93a00b7ee244fe58b9a685bbe
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
C2
  • https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 1 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\U prilogu je nova lista narudzbi.exe
    "C:\Users\Admin\AppData\Local\Temp\U prilogu je nova lista narudzbi.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2192
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\U prilogu je nova lista narudzbi.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype.exe'
      2⤵
      • Drops startup file
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2144
    • C:\Users\Admin\AppData\Local\Temp\U prilogu je nova lista narudzbi.exe
      "C:\Users\Admin\AppData\Local\Temp\U prilogu je nova lista narudzbi.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        U prilogu je nova lista narudzbi.exe

        • Path \Users\Admin\AppData\Local\Temp\U prilogu je nova lista narudzbi.exe
        • Size 882KB
        • SHA256 62a97283872ab50c61ba23f69349b8244519cec93a00b7ee244fe58b9a685bbe
        • MD5 SHA1 SHA512 SSDEEP

        memory/2144-9-0x000000006FEA0000-0x000000007044B000-memory.dmp

        memory/2144-11-0x000000006FEA0000-0x000000007044B000-memory.dmp

        memory/2144-5-0x000000006FEA1000-0x000000006FEA2000-memory.dmp

        memory/2144-6-0x000000006FEA0000-0x000000007044B000-memory.dmp

        memory/2144-7-0x000000006FEA0000-0x000000007044B000-memory.dmp

        memory/2144-8-0x000000006FEA0000-0x000000007044B000-memory.dmp

        memory/2192-13-0x00000000003D0000-0x00000000003D8000-memory.dmp

        memory/2192-2-0x0000000000240000-0x0000000000296000-memory.dmp

        memory/2192-12-0x0000000000D60000-0x0000000000DA0000-memory.dmp

        memory/2192-0-0x000000007450E000-0x000000007450F000-memory.dmp

        memory/2192-1-0x0000000001000000-0x00000000010E4000-memory.dmp

        memory/2536-31-0x0000000000080000-0x00000000000A6000-memory.dmp

        memory/2536-17-0x0000000000080000-0x00000000000A6000-memory.dmp

        memory/2536-16-0x0000000000080000-0x00000000000A6000-memory.dmp

        memory/2536-27-0x0000000000080000-0x00000000000A6000-memory.dmp

        memory/2536-26-0x0000000000080000-0x00000000000A6000-memory.dmp

        memory/2536-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        memory/2536-21-0x0000000000080000-0x00000000000A6000-memory.dmp

        memory/2536-19-0x0000000000080000-0x00000000000A6000-memory.dmp

        memory/2536-34-0x0000000000080000-0x00000000000A6000-memory.dmp