Overview

overview

10

Static

static

8752fc212f...a1.exe

windows7_x64

10

8752fc212f...a1.exe

windows10_x64

10

Sharing

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General

  • Target

    8752fc212f35e82e34cf6c4677fdf3222543a31bf0b91b36a23003388edc4ba1

  • Size

    625KB

  • Sample

    210511-nrr53jvbha

  • MD5

    e6ac39a86d046bd0cdaeb7b55600ca58

  • SHA1

    fd77eca0d605e7da05d4d3b661c37042080cbbe2

  • SHA256

    8752fc212f35e82e34cf6c4677fdf3222543a31bf0b91b36a23003388edc4ba1

  • SHA512

    f50ea5257166d35dde2973488be87a71db6aa44b736074badc0ad15074d095438d8326d6adc56baccf44dcdfb2fd01f1e55ef7c40ee01b51eaa6641f54a5dbc5

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      8752fc212f35e82e34cf6c4677fdf3222543a31bf0b91b36a23003388edc4ba1

    • Size

      625KB

    • MD5

      e6ac39a86d046bd0cdaeb7b55600ca58

    • SHA1

      fd77eca0d605e7da05d4d3b661c37042080cbbe2

    • SHA256

      8752fc212f35e82e34cf6c4677fdf3222543a31bf0b91b36a23003388edc4ba1

    • SHA512

      f50ea5257166d35dde2973488be87a71db6aa44b736074badc0ad15074d095438d8326d6adc56baccf44dcdfb2fd01f1e55ef7c40ee01b51eaa6641f54a5dbc5

    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