Extracted

Extracted

• • Target

    fd8810323361a1a2dce67cf6f972c670N

  • Size

    822KB

  • MD5

    fd8810323361a1a2dce67cf6f972c670

  • SHA1

    771b220ddb991aea4084ea7d4c6b7974513f58ad

  • SHA256

    f854e61c5fe94b9cf0f5074174e7008fcf73f4bb8610b04c4a69d465c07a87f2

  • SHA512

    b78d295401953b90f41ddcde26d34678a585818d7f0c1fb98c6995625afad737ce06cb346f086c78de502db671288f44218d901f23b772f2d3026cd571a27323

  • SSDEEP

    12288:uf8gbof4mhRT1sngcKrhQdEiI2wKcj8eFpXnXfpKUFqkj3VyVlq8nK2iRB:C8gbGr2urcEivzeF5Xekj3P2

  Score

  10^/10

  44caliberumbralcredential_accessdiscoveryexecutionpersistencespywarestealer

  • 44Caliber

    An open source infostealer written in C#.

    stealer44caliber

  • Detect Umbral payload

  • Modifies WinLogon for persistence

    persistence

  • Umbral

    Umbral stealer is an opensource moduler stealer written in C#.

    stealerumbral

  • Credentials from Password Stores: Credentials from Web Browsers

    Malicious Access or copy of Web Browser Credential store.

    credential_accessstealer

  • Command and Scripting Interpreter: PowerShell

    Using powershell.exe command.

    execution

  • 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.

    spywarestealer

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    spyware

  • 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.

  behavioral1behavioral2