Overview

overview

10

Static

static

0566d46291...da.exe

windows7_x64

10

0566d46291...da.exe

windows10_x64

10

Sharing

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General

  • Target

    0566d4629180e86a020543d028f5406d11e39f6a9f656ebc40adb751a4c4d5da

  • Size

    628KB

  • Sample

    210511-48ddvjkzlx

  • MD5

    0c8a49f191c0992b2b7343f2ae3f6d91

  • SHA1

    622fab7f3e067148021c4684d98dc5df61f889db

  • SHA256

    0566d4629180e86a020543d028f5406d11e39f6a9f656ebc40adb751a4c4d5da

  • SHA512

    4944ad2ecdf92492ef173e8d783d3a1f803354535ff50a6d72b29fb9fcd19e0e528fe576da256ae5520f3800fa6d74952aa5322bdb11ac996b456fa7b398f9a7

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      0566d4629180e86a020543d028f5406d11e39f6a9f656ebc40adb751a4c4d5da

    • Size

      628KB

    • MD5

      0c8a49f191c0992b2b7343f2ae3f6d91

    • SHA1

      622fab7f3e067148021c4684d98dc5df61f889db

    • SHA256

      0566d4629180e86a020543d028f5406d11e39f6a9f656ebc40adb751a4c4d5da

    • SHA512

      4944ad2ecdf92492ef173e8d783d3a1f803354535ff50a6d72b29fb9fcd19e0e528fe576da256ae5520f3800fa6d74952aa5322bdb11ac996b456fa7b398f9a7

    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