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Overview

overview

10

Static

static

3

3aebcdd50b...3e.exe

windows7-x64

10

3aebcdd50b...3e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3aebcdd50b20739ee3298a4401641da74c6e00bfb0eaf84c93f9e4e9e5e8fc3e

  • Size

    111KB

  • Sample

    240315-xs6grsaf23

  • MD5

    ef019e8914bd613e0f4839e5b7c848d1

  • SHA1

    cbe8bbf68529c05f1c6e719ac472f2c066e10038

  • SHA256

    3aebcdd50b20739ee3298a4401641da74c6e00bfb0eaf84c93f9e4e9e5e8fc3e

  • SHA512

    0caea7168b1a22ed31a007e5992d33a7ed6bccbef0ba2745e462c98b9faefef74458d84a5716789deca4e87b8fd8271134a4af76cfed956d2c3c32044b15073e

  • SSDEEP

    1536:TYDrUowZUcK/rNfK8vtlTsYJjzZ9LCKJqByJx3RDPiMrVvsa1TrWzoX+KcqpHPXr:EkycMiotJTJDLRdJxLpWzoX9pHD1oX

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      3aebcdd50b20739ee3298a4401641da74c6e00bfb0eaf84c93f9e4e9e5e8fc3e

    • Size

      111KB

    • MD5

      ef019e8914bd613e0f4839e5b7c848d1

    • SHA1

      cbe8bbf68529c05f1c6e719ac472f2c066e10038

    • SHA256

      3aebcdd50b20739ee3298a4401641da74c6e00bfb0eaf84c93f9e4e9e5e8fc3e

    • SHA512

      0caea7168b1a22ed31a007e5992d33a7ed6bccbef0ba2745e462c98b9faefef74458d84a5716789deca4e87b8fd8271134a4af76cfed956d2c3c32044b15073e

    • SSDEEP

      1536:TYDrUowZUcK/rNfK8vtlTsYJjzZ9LCKJqByJx3RDPiMrVvsa1TrWzoX+KcqpHPXr:EkycMiotJTJDLRdJxLpWzoX9pHD1oX

    Score
    10/10
    evasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (83) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks