Overview

overview

10

Static

static

5ea37730_b...is.exe

windows7_x64

10

5ea37730_b...is.exe

windows10_x64

10

Sharing

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General

  • Target

    5ea37730_by_Libranalysis

  • Size

    746KB

  • Sample

    210505-r1drea5v9n

  • MD5

    5ea37730c24548a651fb02903c9270a3

  • SHA1

    365a84ec731954b6127dea7d16d6d7b7634fe9a3

  • SHA256

    a1e107113e53d370cd73ea06fc1052816ca26bb8f94f1eee174fc2cedc7ba620

  • SHA512

    c71f92c806b8d98ecbf22d42798e696fd8bb3d4d346e9b04110bc013bbfdf74c702772b6bad4be173b7e8890f88c22535ebafa2925766eedc2200099c6309d1e

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      5ea37730_by_Libranalysis

    • Size

      746KB

    • MD5

      5ea37730c24548a651fb02903c9270a3

    • SHA1

      365a84ec731954b6127dea7d16d6d7b7634fe9a3

    • SHA256

      a1e107113e53d370cd73ea06fc1052816ca26bb8f94f1eee174fc2cedc7ba620

    • SHA512

      c71f92c806b8d98ecbf22d42798e696fd8bb3d4d346e9b04110bc013bbfdf74c702772b6bad4be173b7e8890f88c22535ebafa2925766eedc2200099c6309d1e

    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