Overview

overview

10

Static

static

237e6a0600...47.exe

windows7_x64

10

237e6a0600...47.exe

windows10_x64

10

Sharing

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General

  • Target

    237e6a060002b7f867ca9eac4756fa9f4ad7176352899d4dadc516431031e847

  • Size

    646KB

  • Sample

    210511-ld2ggxvcrx

  • MD5

    f95eaf8f5293aeb540c4b2d7da273920

  • SHA1

    7433a59c1b154a6948e3ae1181a0c81a49b7ac63

  • SHA256

    237e6a060002b7f867ca9eac4756fa9f4ad7176352899d4dadc516431031e847

  • SHA512

    eedb830f9ab3c32676a7bda4b7437733521ee46bbf0a581c8854d03d0a960faea61cce8c0acdb622cc50ccf6692e13b8d2d3f5659fde78a12937e1b13430e415

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      237e6a060002b7f867ca9eac4756fa9f4ad7176352899d4dadc516431031e847

    • Size

      646KB

    • MD5

      f95eaf8f5293aeb540c4b2d7da273920

    • SHA1

      7433a59c1b154a6948e3ae1181a0c81a49b7ac63

    • SHA256

      237e6a060002b7f867ca9eac4756fa9f4ad7176352899d4dadc516431031e847

    • SHA512

      eedb830f9ab3c32676a7bda4b7437733521ee46bbf0a581c8854d03d0a960faea61cce8c0acdb622cc50ccf6692e13b8d2d3f5659fde78a12937e1b13430e415

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

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

    • 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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

5
T1112

Hidden Files and Directories

1
T1158

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks