Overview

overview

10

Static

static

61628c7403...fa.exe

windows7_x64

10

61628c7403...fa.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    61628c74033cdda94fe9262275d62646bbfa4e87366ce68edb20038f8d2fc8fa

  • Size

    460KB

  • Sample

    220523-xc49rsefdp

  • MD5

    01a3fde9d2ac922028e5e1ae3562f7e0

  • SHA1

    0e4eaa8af3a8d695fd018305c65fef3bb3efe51c

  • SHA256

    61628c74033cdda94fe9262275d62646bbfa4e87366ce68edb20038f8d2fc8fa

  • SHA512

    421bd721f0ba06fc4d694b6a2ff0c64bf042edd0aeba7ab8e66f4ba2a7696bb3f51777c9448f86ded3e11f0d7165a6d748dff1dd7b7245ffb494ebca4414ddae

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      61628c74033cdda94fe9262275d62646bbfa4e87366ce68edb20038f8d2fc8fa

    • Size

      460KB

    • MD5

      01a3fde9d2ac922028e5e1ae3562f7e0

    • SHA1

      0e4eaa8af3a8d695fd018305c65fef3bb3efe51c

    • SHA256

      61628c74033cdda94fe9262275d62646bbfa4e87366ce68edb20038f8d2fc8fa

    • SHA512

      421bd721f0ba06fc4d694b6a2ff0c64bf042edd0aeba7ab8e66f4ba2a7696bb3f51777c9448f86ded3e11f0d7165a6d748dff1dd7b7245ffb494ebca4414ddae

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • 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

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

4
T1112

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