Overview

overview

10

Static

static

10

2026-08-21...op.exe

windows10-2004-x64

10

2026-08-21...op.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-21_48fce4c811222fb55fca5b0e703cb48a_elex_makop
  • Size 34KB
  • Sample260821-e9eq9sshqb
  • SHA256 80bc4ae5e57af19c4648a147da2a9632757ceff4112b34b7d2a331856d99d35d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
makopcredential_accessdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      2026-08-21_48fce4c811222fb55fca5b0e703cb48a_elex_makop
    • Size 34KB
    • SHA256 80bc4ae5e57af19c4648a147da2a9632757ceff4112b34b7d2a331856d99d35d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    credential_accessdefense_evasiondiscoveryexecutionmakopimpactpersistenceransomwarespywarestealer

    • Family: Makop

      Ransomware family discovered by @VK_Intel in early 2020.

      ransomwaremakop

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (10066) files with added filename extension

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

      ransomware

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

      credential_accessstealer

    • 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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Direct Volume Access

1
T1006

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Modify Registry

1
T1112

Credential Access

Credentials from Password Stores

2
T1555

Credentials from Web Browsers

1
T1555.003

Windows Credential Manager

1
T1555.004

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

2
T1120

Query Registry

3
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Inhibit System Recovery

3
T1490

Tasks