Overview

overview

10

Static

static

3

a18ae160c8...e4.exe

windows7-x64

10

a18ae160c8...e4.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    a18ae160c885960f9d06df081a4e8b766010d4db40634a8171c4e142dd8a48e4.exe

  • Size

    1.8MB

  • Sample

    250130-dymgasxmay

  • MD5

    030fdca6a01f5aefa1a089d31c87a73e

  • SHA1

    fdcbea38bc25badb5e158c83b86fa0eb59e2404d

  • SHA256

    a18ae160c885960f9d06df081a4e8b766010d4db40634a8171c4e142dd8a48e4

  • SHA512

    b6d1b32830a40a3780f6c46eeed30c0227e601b476764ac14bd54d5f719a782bb6966cffb59718401db83d91673bbf9d39fdb0dc0749b67610811eefa3394456

  • SSDEEP

    49152:cHH3s3SsnEPgb1ND8WbGc3fzL3I+nsNqdfjyxh:wH3s3SsEPgb1WpcPzL5dmxh

Score
10/10
dcratdiscoveryinfostealerpersistenceratspywarestealer

Malware Config

Targets

    • Target

      a18ae160c885960f9d06df081a4e8b766010d4db40634a8171c4e142dd8a48e4.exe

    • Size

      1.8MB

    • MD5

      030fdca6a01f5aefa1a089d31c87a73e

    • SHA1

      fdcbea38bc25badb5e158c83b86fa0eb59e2404d

    • SHA256

      a18ae160c885960f9d06df081a4e8b766010d4db40634a8171c4e142dd8a48e4

    • SHA512

      b6d1b32830a40a3780f6c46eeed30c0227e601b476764ac14bd54d5f719a782bb6966cffb59718401db83d91673bbf9d39fdb0dc0749b67610811eefa3394456

    • SSDEEP

      49152:cHH3s3SsnEPgb1ND8WbGc3fzL3I+nsNqdfjyxh:wH3s3SsEPgb1WpcPzL5dmxh

    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

    • 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 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