General

  • Target

    script.bat

  • Size

    58B

  • Sample

    231102-dts4aaff5t

  • MD5

    0ee707c240e98ab4c3e14f76a5d6d107

  • SHA1

    34cb86eaaca7d7da1532d193bd8d27b75fdf34ee

  • SHA256

    2af962ad399e4fb17c59924ca84653c7044dd779f4e9e907813fced175b6611e

  • SHA512

    147444ea1708ca7e8477ff64a63cc21741d79b58046d3b10a2720f369719f505b9c3f5bee58d08a477a016c07d96d3d7c36f3b330a9a67f381e07762a096c4ed

Malware Config

Targets

    • Target

      script.bat

    • Size

      58B

    • MD5

      0ee707c240e98ab4c3e14f76a5d6d107

    • SHA1

      34cb86eaaca7d7da1532d193bd8d27b75fdf34ee

    • SHA256

      2af962ad399e4fb17c59924ca84653c7044dd779f4e9e907813fced175b6611e

    • SHA512

      147444ea1708ca7e8477ff64a63cc21741d79b58046d3b10a2720f369719f505b9c3f5bee58d08a477a016c07d96d3d7c36f3b330a9a67f381e07762a096c4ed

    • SnakeBOT

      SnakeBOT is a heavily obfuscated .NET downloader.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Contains SnakeBOT related strings

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Software Discovery

1
T1518

Query Registry

6
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Defacement

1
T1491

Tasks