Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-10-2024 00:41

General

  • Target

    rPayment_slip.exe

  • Size

    969KB

  • MD5

    743ab8e823bb4d5fafa96b6334c0ce4d

  • SHA1

    61982f5dda24433c87ed4c24e9f9261c115d84ed

  • SHA256

    74016b927469a965edfc8bfb29d943b08f71cf2e4b6e756d739b1e926c859439

  • SHA512

    b9c6ad2f627c2889af8ce4f88956e68d9433eac82217f944f1c6a59a1e50689245792e1ddfdf68c9b1f8b3637ecff22abffebcb43346cdc2443babab6d8bbe06

  • SSDEEP

    12288:ALkcoxg7v3qnC11ErwIhh0F4qwUgUny5QYEAmD4M+4x88WncL51fG9hcGTa:WfmMv6Ckr7Mny5QYjY88WcNL0a

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 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).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rPayment_slip.exe
    "C:\Users\Admin\AppData\Local\Temp\rPayment_slip.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\rPayment_slip.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2436
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2800
        • C:\Windows\SysWOW64\choice.exe
          choice /C Y /N /D Y /T 3
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1648-2-0x00000000039E0000-0x0000000003DE0000-memory.dmp

    Filesize

    4.0MB

  • memory/2436-3-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2436-7-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2436-5-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2436-8-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/2436-9-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2436-10-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/2436-11-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB

  • memory/2436-12-0x0000000074940000-0x000000007502E000-memory.dmp

    Filesize

    6.9MB