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Overview

overview

10

Static

static

3

7da74b4b5c...6f.exe

windows7-x64

10

7da74b4b5c...6f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7da74b4b5cbf1cb221543d33a528d1cd4268be43d963d7cb67892d58e3a2ee6f

  • Size

    114KB

  • Sample

    241017-xr7cns1ama

  • MD5

    8c9784aca1a5d6eb97f8b6357c46fd4a

  • SHA1

    96b897856eec88b7bd5d717b88d43b0121bc80b5

  • SHA256

    7da74b4b5cbf1cb221543d33a528d1cd4268be43d963d7cb67892d58e3a2ee6f

  • SHA512

    7096fa6d56efd85ef45e13be5445f55e3b5208e1734a1ca878275ab9128e8836a76456e70aa395c18e7326ebdaa95193c4b702337c25f28b26ef3f17f0e39cdb

  • SSDEEP

    3072:3ewxZTT/x8yWIuqa71FYDh3KCqDXX4amOU8GY/a2Ombl1kAKJYBwVs6i474n+F4C:3emJTWyW+/JYdd+F4ud

Score
10/10
discoveryevasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      7da74b4b5cbf1cb221543d33a528d1cd4268be43d963d7cb67892d58e3a2ee6f

    • Size

      114KB

    • MD5

      8c9784aca1a5d6eb97f8b6357c46fd4a

    • SHA1

      96b897856eec88b7bd5d717b88d43b0121bc80b5

    • SHA256

      7da74b4b5cbf1cb221543d33a528d1cd4268be43d963d7cb67892d58e3a2ee6f

    • SHA512

      7096fa6d56efd85ef45e13be5445f55e3b5208e1734a1ca878275ab9128e8836a76456e70aa395c18e7326ebdaa95193c4b702337c25f28b26ef3f17f0e39cdb

    • SSDEEP

      3072:3ewxZTT/x8yWIuqa71FYDh3KCqDXX4amOU8GY/a2Ombl1kAKJYBwVs6i474n+F4C:3emJTWyW+/JYdd+F4ud

    Score
    10/10
    discoveryevasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (79) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks