Overview

overview

10

Static

static

a86eac5dd8...ba.exe

windows7_x64

10

a86eac5dd8...ba.exe

windows10_x64

10

Sharing

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General

  • Target

    a86eac5dd875908aa1cbc0fc06db1bf44b17af03c7d8d9ae4c09f2b384579eba

  • Size

    751KB

  • Sample

    210511-ldrykyk1jx

  • MD5

    8ff4b79d9144c00b5ff28cda0e98b402

  • SHA1

    89f1650f3f68011f6a3239c2f2960207567348ba

  • SHA256

    a86eac5dd875908aa1cbc0fc06db1bf44b17af03c7d8d9ae4c09f2b384579eba

  • SHA512

    c0d276ca2a8731b3182fae9d71ff08af7fb4832f9ba9444762c168f79bf31fb0667b8b9b20c9e248d32dda16ef1ef387ccf79111d6e8a83b373892bc2ff9fcbe

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      a86eac5dd875908aa1cbc0fc06db1bf44b17af03c7d8d9ae4c09f2b384579eba

    • Size

      751KB

    • MD5

      8ff4b79d9144c00b5ff28cda0e98b402

    • SHA1

      89f1650f3f68011f6a3239c2f2960207567348ba

    • SHA256

      a86eac5dd875908aa1cbc0fc06db1bf44b17af03c7d8d9ae4c09f2b384579eba

    • SHA512

      c0d276ca2a8731b3182fae9d71ff08af7fb4832f9ba9444762c168f79bf31fb0667b8b9b20c9e248d32dda16ef1ef387ccf79111d6e8a83b373892bc2ff9fcbe

    Score
    10/10
    evasionpersistencespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • 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