Extracted

• • Target

    001b1e6a60f512808cbaea7d6be9d2303ede9e1effc6451724f5d69d68ceaa14.exe

  • Size

    39.3MB

  • MD5

    d2c8ae12e59a4a4ea508db4c6fa036b8

  • SHA1

    ab1112be6099078c62bca22f44aa91d727084a04

  • SHA256

    001b1e6a60f512808cbaea7d6be9d2303ede9e1effc6451724f5d69d68ceaa14

  • SHA512

    b6f6a502ade8ce1a34b60a6986ef956cddf6a86840d2f13a2a868f779c71c835ef5ecc0e128095bc44d01063e20afb6a6d16ed5e688eec17488ad49c2ee4c06e

  • SSDEEP

    786432:0DIjXH0oq+wzHhIm9/P3J7qoQYFjfrsZ7Iz8+lBOde6fBBrZ:0DAX0lzB/9/vJ7XJTsNIJB8BBrZ

  Score

  10^/10

  upxgurcumilleniumratdefense_evasiondiscoveryexecutionpersistencepyinstallerratspywarestealer

  • Gurcu family

    gurcu

  • Gurcu, WhiteSnake

    Gurcu aka WhiteSnake is a malware stealer written in C#.

    stealergurcu

  • MilleniumRat

    MilleniumRat is a remote access trojan written in C#.

    ratstealermilleniumrat

  • Milleniumrat family

    milleniumrat

  • Modifies WinLogon for persistence

    persistence

  • Process spawned unexpected child process

    This typically indicates the parent process was compromised via an exploit or macro.

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • Contacts a large (2330) amount of remote hosts

    This may indicate a network scan to discover remotely running services.

    discovery

  • Command and Scripting Interpreter: PowerShell

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

    execution

  • Stops running service(s)

    defense_evasionexecution

  • Checks BIOS information in registry

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

  • 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.

    spywarestealer

  • Adds Run key to start application

    persistence

  • Legitimate hosting services abused for malware hosting/C2

  • Looks up external IP address via web service

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

  • Drops file in System32 directory

  • Enumerates processes with tasklist

    discovery

  • Suspicious use of NtSetInformationThreadHideFromDebugger

  • Suspicious use of SetThreadContext

  • UPX packed file

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  behavioral1behavioral2