Overview

overview

7

Static

static

3

2024-04-28...re.exe

windows7-x64

7

2024-04-28...re.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    2024-04-28_31399e198b2142c8720172842e3af5b8_bkransomware

  • Size

    2.2MB

  • Sample

    240428-f4ysmaha43

  • MD5

    31399e198b2142c8720172842e3af5b8

  • SHA1

    84e8a94e6b4595bc72b213b0fcb28f5675186118

  • SHA256

    4fd90ae17a33d64776141defd5f10af0d7a20af1ab087e179b6447120f786460

  • SHA512

    99298abd14eafd1c546108976bf21276401ba37d7e95f8ba035f496b1be9104d597358ed18d0ea57bd7db392265a7ef13642c4a1b8f7264a5ceceb3ed500e337

  • SSDEEP

    49152:DJKRJh28dl5VzMrSzR3zibwbCTYehyLDvarb3:DJabl5TzRjiZTci

Score
7/10
persistencespywarestealer

Malware Config

Targets

    • Target

      2024-04-28_31399e198b2142c8720172842e3af5b8_bkransomware

    • Size

      2.2MB

    • MD5

      31399e198b2142c8720172842e3af5b8

    • SHA1

      84e8a94e6b4595bc72b213b0fcb28f5675186118

    • SHA256

      4fd90ae17a33d64776141defd5f10af0d7a20af1ab087e179b6447120f786460

    • SHA512

      99298abd14eafd1c546108976bf21276401ba37d7e95f8ba035f496b1be9104d597358ed18d0ea57bd7db392265a7ef13642c4a1b8f7264a5ceceb3ed500e337

    • SSDEEP

      49152:DJKRJh28dl5VzMrSzR3zibwbCTYehyLDvarb3:DJabl5TzRjiZTci

    Score
    7/10
    persistencespywarestealer

    • 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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks