Overview

overview

10

Static

static

3

2024052270...ck.exe

windows7-x64

10

2024052270...ck.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024052270b44f5eef4df1621e863e49c01402c5virlock

  • Size

    204KB

  • Sample

    240522-xstszada7x

  • MD5

    70b44f5eef4df1621e863e49c01402c5

  • SHA1

    dd3b50bf475c08766a72f668228d940f6ccdbb9f

  • SHA256

    338148932ece144ab27de71918a610fbf2c249b0f7b673277e9ef0cd67b27b18

  • SHA512

    d19b3ae5899aa07fa7179ec9df62368a3c62f28ed52f02b266c4e47f2aeea4e77bfcdc2a4218faaaa2511ea330f7faa64f7cf6fdb33e1059319ba6424e74e002

  • SSDEEP

    3072:IWsoKycRpXJ1TH/feRWJhcnYajlENhhyiP8Gbv7WwZ7:hBKL51TH/fPhKYajlENDy0vKwZ7

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      2024052270b44f5eef4df1621e863e49c01402c5virlock

    • Size

      204KB

    • MD5

      70b44f5eef4df1621e863e49c01402c5

    • SHA1

      dd3b50bf475c08766a72f668228d940f6ccdbb9f

    • SHA256

      338148932ece144ab27de71918a610fbf2c249b0f7b673277e9ef0cd67b27b18

    • SHA512

      d19b3ae5899aa07fa7179ec9df62368a3c62f28ed52f02b266c4e47f2aeea4e77bfcdc2a4218faaaa2511ea330f7faa64f7cf6fdb33e1059319ba6424e74e002

    • SSDEEP

      3072:IWsoKycRpXJ1TH/feRWJhcnYajlENhhyiP8Gbv7WwZ7:hBKL51TH/fPhKYajlENDy0vKwZ7

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (57) 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.

    • 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