Overview

overview

10

Static

static

39e6621a5c...31.exe

windows7_x64

10

39e6621a5c...31.exe

windows10_x64

10

Sharing

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General

  • Target

    39e6621a5c6a1ea630a8fdf4972d8fc4bdccd583bc6fe8d41276909ef5811731

  • Size

    749KB

  • Sample

    210511-w71sjvg2ps

  • MD5

    369f6ff758b68c3c68b1c77aeefed0a6

  • SHA1

    7e00fdbd50d6bd9284ff38ce643f59fbddbe4cb3

  • SHA256

    39e6621a5c6a1ea630a8fdf4972d8fc4bdccd583bc6fe8d41276909ef5811731

  • SHA512

    03040d2cffeb7e7e335b657856cd2adda570f17f3f8cea33ad22e12dbe30a30124d1907c426266f484a55cffe7a6edd8d124b79a0c3bc68d7494e1b831fcea90

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      39e6621a5c6a1ea630a8fdf4972d8fc4bdccd583bc6fe8d41276909ef5811731

    • Size

      749KB

    • MD5

      369f6ff758b68c3c68b1c77aeefed0a6

    • SHA1

      7e00fdbd50d6bd9284ff38ce643f59fbddbe4cb3

    • SHA256

      39e6621a5c6a1ea630a8fdf4972d8fc4bdccd583bc6fe8d41276909ef5811731

    • SHA512

      03040d2cffeb7e7e335b657856cd2adda570f17f3f8cea33ad22e12dbe30a30124d1907c426266f484a55cffe7a6edd8d124b79a0c3bc68d7494e1b831fcea90

    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