Analysis

  • max time kernel
    90s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 23:25

General

  • Target

    8122ff616e9f7fa92350d46c51dc5ba9.exe

  • Size

    371KB

  • MD5

    8122ff616e9f7fa92350d46c51dc5ba9

  • SHA1

    1fbca0b2b6eeb553b0636c2645e460b468881bb1

  • SHA256

    9d5ac230896a9d94a7bc9c3858b02525f9e07fc67756f48c25d57d503a70fa5a

  • SHA512

    0bf2a80e00eb1a581eb8650a42c905059ce8e6c4d6d96ddfeb34d3f69f7629330fd57adee951b96ebf663f08f0a67fd28ac5218f3f6e52b301f4bbe361ea8b08

  • SSDEEP

    6144:daHOVYiYUDl0nYXPEVasOdU2RLIXDv/Z+iOrR2eZHzQNtUDbx7yYe:dUOVYidPEVSVIthQZHzjDgF

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe
    "C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4420
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 1792
        3⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:1696

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1840-0-0x0000000000490000-0x00000000004B2000-memory.dmp

          Filesize

          136KB

        • memory/1840-1-0x0000000004230000-0x0000000004232000-memory.dmp

          Filesize

          8KB

        • memory/1840-3-0x0000000000490000-0x00000000004B2000-memory.dmp

          Filesize

          136KB

        • memory/4420-2-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/4420-4-0x0000000074D20000-0x00000000752D1000-memory.dmp

          Filesize

          5.7MB

        • memory/4420-5-0x0000000074D20000-0x00000000752D1000-memory.dmp

          Filesize

          5.7MB

        • memory/4420-6-0x00000000010C0000-0x00000000010D0000-memory.dmp

          Filesize

          64KB

        • memory/4420-13-0x0000000074D20000-0x00000000752D1000-memory.dmp

          Filesize

          5.7MB