Extracted

• • Target

    loader.exe

  • Size

    39.3MB

  • MD5

    cb5900d8c99b9b2b8391c5e07de93048

  • SHA1

    21434e75d38c698a924a28a39498f230ba1e23f2

  • SHA256

    53d60f5a2e65c6aae90eb6e9f872cd381fc152f33e8227bef5fe27d61e09ceb3

  • SHA512

    148be276c6a8b98971c975c27a7b4d27146667b80447198d09777131b2dd5511de51db3ded5b3d04b72a85f12f772792e0590427c3cbceb2b1d9b5420d9d205d

  • SSDEEP

    786432:vp039FS+ab44n6ASQSc6k00CZcKoTMS4n4BgmpHvT6CKrftQKN:vps9Fnab4+6DQSc6JUCSC4hH2CKLtQK

  Score

  10^/10

  gurcumilleniumratdiscoveryevasionexecutionpersistencepyinstallerratspywarestealerupx

  • Gurcu, WhiteSnake

    Gurcu is a malware stealer written in C#.

    stealergurcu

  • MilleniumRat

    MilleniumRat is a remote access trojan written in C#.

    ratstealermilleniumrat

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • Contacts a large (15588) amount of remote hosts

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

    discovery

  • Creates a large amount of network flows

    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)

    evasionexecution

  • 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

  • UPX packed file

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

    upx

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    spyware

  • 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

  • Suspicious use of NtSetInformationThreadHideFromDebugger

  • Suspicious use of SetThreadContext

  behavioral1