Overview

overview

10

Static

static

sample19.exe

windows7_x64

10

sample19.exe

windows10_x64

10

Sharing

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General

  • Target

    sample19.exe

  • Size

    1.6MB

  • Sample

    210224-6vtplma61n

  • MD5

    0cb0f0997312736040cce046710bf30a

  • SHA1

    005d23b1490c0b821d40ab86f7a2c6dad0f0b20c

  • SHA256

    00193562efc1499b04811341ef681a32d9201e74c91bdd9824c6adaf557282d5

  • SHA512

    3ce35d98fbacede0b1ecc5161bb9f0690269702cdf6b375ded8e7e549ecac555b23db3927ad3946139fcc3a2713448efbfdef30db4c9194483d4e9d97e6a6f23

Score
10/10
evasionpersistenceransomwarespywaretrojan

Malware Config

Targets

    • Target

      sample19.exe

    • Size

      1.6MB

    • MD5

      0cb0f0997312736040cce046710bf30a

    • SHA1

      005d23b1490c0b821d40ab86f7a2c6dad0f0b20c

    • SHA256

      00193562efc1499b04811341ef681a32d9201e74c91bdd9824c6adaf557282d5

    • SHA512

      3ce35d98fbacede0b1ecc5161bb9f0690269702cdf6b375ded8e7e549ecac555b23db3927ad3946139fcc3a2713448efbfdef30db4c9194483d4e9d97e6a6f23

    Score
    10/10
    evasionpersistenceransomwarespywaretrojan

    • 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.

      spyware

    • 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