Overview

overview

10

Static

static

3

2024-05-24...re.exe

windows7-x64

10

2024-05-24...re.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    2024-05-24_f793b0bdfb3c06ba932dddffb5be9ad8_bkransomware

  • Size

    6.7MB

  • Sample

    240524-t5r85acf25

  • MD5

    f793b0bdfb3c06ba932dddffb5be9ad8

  • SHA1

    b17c6d562c371f8140432354b4304ac4d03fe41f

  • SHA256

    b9026fce43a810a6a6b216a2cf6d9a39e9cf265caac3b8c46de3a1bdef8a606d

  • SHA512

    e587a085e39d6691b7ee55fda9581dd14fb175a619d5613a1370a5ae4bc661dfd8c6cbc82dbffb75787eb228778b88a8feddd1a9df83540ace73cbd15cf0d501

  • SSDEEP

    196608:chjvlx3/aPRLJ5uuC49qd3rGC03XhzuxktD0:cdvb/wRLauu5GCWoxktD

Score
10/10
discoveryevasionexecutionspywarestealertrojan

Malware Config

Targets

    • Target

      2024-05-24_f793b0bdfb3c06ba932dddffb5be9ad8_bkransomware

    • Size

      6.7MB

    • MD5

      f793b0bdfb3c06ba932dddffb5be9ad8

    • SHA1

      b17c6d562c371f8140432354b4304ac4d03fe41f

    • SHA256

      b9026fce43a810a6a6b216a2cf6d9a39e9cf265caac3b8c46de3a1bdef8a606d

    • SHA512

      e587a085e39d6691b7ee55fda9581dd14fb175a619d5613a1370a5ae4bc661dfd8c6cbc82dbffb75787eb228778b88a8feddd1a9df83540ace73cbd15cf0d501

    • SSDEEP

      196608:chjvlx3/aPRLJ5uuC49qd3rGC03XhzuxktD0:cdvb/wRLauu5GCWoxktD

    Score
    10/10
    discoveryevasionexecutionspywarestealertrojan

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops Chrome extension

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks