Overview

overview

10

Static

static

3

2024-10-11...re.exe

windows7-x64

10

2024-10-11...re.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    2024-10-11_ec105a10fbc6340a69581f36454d722f_bkransomware

  • Size

    6.6MB

  • Sample

    241011-2bystaxdkb

  • MD5

    ec105a10fbc6340a69581f36454d722f

  • SHA1

    744eaf350ae3aa2865bc5bce43b72f5c0e6ab5c7

  • SHA256

    12405a7f8f62a12fbfb93668c5d1314c88440eb9e11e37933a31d98fa73a11f6

  • SHA512

    d6c5833510e50390a90a35329a30bf80af3909f871a00731dc7bfdfaea803e28929440853d106ed157431cabf3e5d5feed5635f360e02e32113c9ec87d000d59

  • SSDEEP

    196608:66ABZOhEyu0HDsqhU8gccZ6Limi6rHTZTBq+djV:cOhEyFoq0R6Limb1B5

Score
10/10
defense_evasiondiscoveryevasionexecutionspywarestealertrojan

Malware Config

Targets

    • Target

      2024-10-11_ec105a10fbc6340a69581f36454d722f_bkransomware

    • Size

      6.6MB

    • MD5

      ec105a10fbc6340a69581f36454d722f

    • SHA1

      744eaf350ae3aa2865bc5bce43b72f5c0e6ab5c7

    • SHA256

      12405a7f8f62a12fbfb93668c5d1314c88440eb9e11e37933a31d98fa73a11f6

    • SHA512

      d6c5833510e50390a90a35329a30bf80af3909f871a00731dc7bfdfaea803e28929440853d106ed157431cabf3e5d5feed5635f360e02e32113c9ec87d000d59

    • SSDEEP

      196608:66ABZOhEyu0HDsqhU8gccZ6Limi6rHTZTBq+djV:cOhEyFoq0R6Limb1B5

    Score
    10/10
    defense_evasiondiscoveryevasionexecutionspywarestealertrojan

    • 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.

    • Indirect Command Execution

      Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

      defense_evasion

    • 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 Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Indirect Command Execution

1
T1202

Modify Registry

2
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

2
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

Exfiltration

Impact

Tasks