Analysis

  • max time kernel
    95s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-07-2024 17:36

General

  • Target

    Attached_Products‮s؜x؜l؜x؜..exe

  • Size

    2.2MB

  • MD5

    b728ebe3c239d1ae3ecf44a116fc9ba5

  • SHA1

    77b7483fdb65597fe700ebf723fb0072fa5efd9e

  • SHA256

    745eff514a2c6d3f00e6343e6e582a613a6a6de9d58c9194e99b4da4f3cf186e

  • SHA512

    c4666cb572f40afc591860acf4945b3fb5ace718094b1299d75ec2195cf8df1ffcffb66197af822655d9bc36b269776b28a578a12f1f7ef2ff5824add657cb33

  • SSDEEP

    12288:/PPi293YbcHEAVYaQkAvxvMnaqrYsuETiXjiwJ7g58h2wyu0f2g8tw+CpCh:/YbckCYaQdxKaq8suUKjDdg5k279ugCh

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Windows security modification 2 TTPs 3 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 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.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Attached_Products‮s؜x؜l؜x؜..exe
    "C:\Users\Admin\AppData\Local\Temp\Attached_Products‮s؜x؜l؜x؜..exe"
    1⤵
    • UAC bypass
    • Windows security bypass
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks computer location settings
    • Windows security modification
    • Checks whether UAC is enabled
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3408
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Attached_Products‮s؜x؜l؜x؜..exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1624
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
        PID:2172
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:388
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 388 -s 1556
          3⤵
          • Program crash
          PID:1988
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
          PID:2188
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 388 -ip 388
        1⤵
          PID:2016

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_swpdp4xq.2ea.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/388-23-0x00000000055F0000-0x000000000568C000-memory.dmp

          Filesize

          624KB

        • memory/388-22-0x0000000005B00000-0x00000000060A4000-memory.dmp

          Filesize

          5.6MB

        • memory/388-18-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/1624-17-0x00007FFD31A90000-0x00007FFD32551000-memory.dmp

          Filesize

          10.8MB

        • memory/1624-5-0x00007FFD31A90000-0x00007FFD32551000-memory.dmp

          Filesize

          10.8MB

        • memory/1624-16-0x00000276A8B10000-0x00000276A8B32000-memory.dmp

          Filesize

          136KB

        • memory/1624-15-0x00007FFD31A90000-0x00007FFD32551000-memory.dmp

          Filesize

          10.8MB

        • memory/1624-21-0x00007FFD31A90000-0x00007FFD32551000-memory.dmp

          Filesize

          10.8MB

        • memory/3408-3-0x00000299BA420000-0x00000299BA42C000-memory.dmp

          Filesize

          48KB

        • memory/3408-1-0x00007FFD31A93000-0x00007FFD31A95000-memory.dmp

          Filesize

          8KB

        • memory/3408-4-0x00000299A0CE0000-0x00000299A0D5A000-memory.dmp

          Filesize

          488KB

        • memory/3408-2-0x00007FFD31A90000-0x00007FFD32551000-memory.dmp

          Filesize

          10.8MB

        • memory/3408-0-0x000002999EF50000-0x000002999EF5C000-memory.dmp

          Filesize

          48KB

        • memory/3408-24-0x00007FFD31A90000-0x00007FFD32551000-memory.dmp

          Filesize

          10.8MB