Overview

overview

10

Static

static

3

9615f26aef...62.exe

windows7-x64

10

9615f26aef...62.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9615f26aefd8a273a4f87f28f88306238f06960ff560b75a9c1f8cd1d7910462.exe

  • Size

    1.8MB

  • Sample

    241105-ekf8sswphm

  • MD5

    8fe4d765052f33ee206babd50ecebff4

  • SHA1

    626ed36cc72ed374334c868a5d2471cd1d70e9ef

  • SHA256

    9615f26aefd8a273a4f87f28f88306238f06960ff560b75a9c1f8cd1d7910462

  • SHA512

    5a41dbc6ead37caa5de7c3110378fc1357954a6b02b50eea6d82ff2685962536090e2e6e75a83ab321aa14a04a50f31c92290ace854bd45bc4c5913a1e1a7210

  • SSDEEP

    49152:IBJS5y9ltNK+s0am17m5uSTRhNCYX1xoUQ/Ui5zbf2qmOK:ywGls0amCyN5zbf7jK

Score
10/10
dcratdiscoveryinfostealerpersistenceratspywarestealer

Malware Config

Targets

    • Target

      9615f26aefd8a273a4f87f28f88306238f06960ff560b75a9c1f8cd1d7910462.exe

    • Size

      1.8MB

    • MD5

      8fe4d765052f33ee206babd50ecebff4

    • SHA1

      626ed36cc72ed374334c868a5d2471cd1d70e9ef

    • SHA256

      9615f26aefd8a273a4f87f28f88306238f06960ff560b75a9c1f8cd1d7910462

    • SHA512

      5a41dbc6ead37caa5de7c3110378fc1357954a6b02b50eea6d82ff2685962536090e2e6e75a83ab321aa14a04a50f31c92290ace854bd45bc4c5913a1e1a7210

    • SSDEEP

      49152:IBJS5y9ltNK+s0am17m5uSTRhNCYX1xoUQ/Ui5zbf2qmOK:ywGls0amCyN5zbf7jK

    Score
    10/10
    dcratdiscoveryinfostealerpersistenceratspywarestealer

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • 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

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

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

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks