Overview

overview

10

Static

static

sample20.exe

windows7_x64

10

sample20.exe

windows10_x64

10

Sharing

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General

  • Target

    sample20.exe

  • Size

    748KB

  • Sample

    210224-t4q8h786g6

  • MD5

    03aa03231c6de99dadba24969fa76084

  • SHA1

    a9f2258fb8b8d4df69b9b97d564f4f300d86f760

  • SHA256

    001c74e4ddcb89ec8da9ba79537072490725ffc5d1a5232d6dcecc109f621f13

  • SHA512

    068fa070806518d82844b187c6521c9a8f92840d2fcfcaaf0477e9d45db56a04d7c0a1d0b83f9de2cbb6c3dd153f399e33ba4fa56d85306d62ea5245a29ad4f6

Score
10/10
evasionpersistencespywaretrojan

Malware Config

Targets

    • Target

      sample20.exe

    • Size

      748KB

    • MD5

      03aa03231c6de99dadba24969fa76084

    • SHA1

      a9f2258fb8b8d4df69b9b97d564f4f300d86f760

    • SHA256

      001c74e4ddcb89ec8da9ba79537072490725ffc5d1a5232d6dcecc109f621f13

    • SHA512

      068fa070806518d82844b187c6521c9a8f92840d2fcfcaaf0477e9d45db56a04d7c0a1d0b83f9de2cbb6c3dd153f399e33ba4fa56d85306d62ea5245a29ad4f6

    Score
    10/10
    evasionpersistencespywaretrojan

    • 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.

      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