Overview

overview

10

Static

static

c69b09421a...d0.exe

windows7_x64

10

c69b09421a...d0.exe

windows10_x64

10

Sharing

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General

  • Target

    c69b09421a2398b7192f5ef7388fe85af8ea4984d1b56bdabc295aef8169d7d0

  • Size

    897KB

  • Sample

    210511-2clwlrv49j

  • MD5

    716ddefed8d3e8a361ea2d22eb74194c

  • SHA1

    9973a2683f1a97ae8ad35b8de9fce0867d2499ed

  • SHA256

    c69b09421a2398b7192f5ef7388fe85af8ea4984d1b56bdabc295aef8169d7d0

  • SHA512

    c731baab773d239071eb673138becd74d527a4150cd84dea1de82ef147296c11b3c711a3bec2a75e5a5cd574a607e42e021e925395a20db842d1f6e1b3c48766

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      c69b09421a2398b7192f5ef7388fe85af8ea4984d1b56bdabc295aef8169d7d0

    • Size

      897KB

    • MD5

      716ddefed8d3e8a361ea2d22eb74194c

    • SHA1

      9973a2683f1a97ae8ad35b8de9fce0867d2499ed

    • SHA256

      c69b09421a2398b7192f5ef7388fe85af8ea4984d1b56bdabc295aef8169d7d0

    • SHA512

      c731baab773d239071eb673138becd74d527a4150cd84dea1de82ef147296c11b3c711a3bec2a75e5a5cd574a607e42e021e925395a20db842d1f6e1b3c48766

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • 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