Overview

overview

10

Static

static

ba863dc639...cf.exe

windows7_x64

10

ba863dc639...cf.exe

windows10_x64

10

Sharing

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General

  • Target

    ba863dc63963d112145cfb98fcdc30acabc063a201b3d9980dc44dbf8df379cf

  • Size

    610KB

  • Sample

    210511-mzsvckh3rj

  • MD5

    9f2079adc77fb18ca203a0309636ea48

  • SHA1

    63c8d1856f3638b42136bc29261e7480ffc96ff1

  • SHA256

    ba863dc63963d112145cfb98fcdc30acabc063a201b3d9980dc44dbf8df379cf

  • SHA512

    9e18db713208af042e4658fbf2b589eb5e4d51bcf28310f5b8ef35391d29660c56edc6955bc8c5623c0b26044513937695de38b7a2bf5153be6f969d213189fc

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      ba863dc63963d112145cfb98fcdc30acabc063a201b3d9980dc44dbf8df379cf

    • Size

      610KB

    • MD5

      9f2079adc77fb18ca203a0309636ea48

    • SHA1

      63c8d1856f3638b42136bc29261e7480ffc96ff1

    • SHA256

      ba863dc63963d112145cfb98fcdc30acabc063a201b3d9980dc44dbf8df379cf

    • SHA512

      9e18db713208af042e4658fbf2b589eb5e4d51bcf28310f5b8ef35391d29660c56edc6955bc8c5623c0b26044513937695de38b7a2bf5153be6f969d213189fc

    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.

    • Deletes itself

    • 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

    • Checks whether UAC is enabled

      evasiontrojan

    • 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

6
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

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks