Overview

overview

10

Static

static

3

ec455e7827...ff.exe

windows7-x64

10

ec455e7827...ff.exe

windows10-2004-x64

10

ec455e7827...ff.exe

android-9-x86

ec455e7827...ff.exe

android-10-x64

ec455e7827...ff.exe

android-11-x64

ec455e7827...ff.exe

macos-10.15-amd64

ec455e7827...ff.exe

ubuntu-18.04-amd64

ec455e7827...ff.exe

debian-9-armhf

ec455e7827...ff.exe

debian-9-mips

ec455e7827...ff.exe

debian-9-mipsel

Resubmissions

13-01-2025 06:01

250113-gqyq5syqex 10

12-01-2025 22:40

250112-2ll7rsvqek 10

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General

  • Target

    ec455e7827ad85aec51982eb1e0e3653ec13ee2dba778b72e1fc564c1ebeceff.exe

  • Size

    1.5MB

  • Sample

    250113-gqyq5syqex

  • MD5

    207f37be38ccbb0fe77bda8d4ab69187

  • SHA1

    97a4aa79a700e336ca8450bfbf38d7e18215173b

  • SHA256

    ec455e7827ad85aec51982eb1e0e3653ec13ee2dba778b72e1fc564c1ebeceff

  • SHA512

    34350185b31d087e3d9027bdaa382497c061d68fd9d30a201d2563598fdaf2ef05dc8f08f27bc13af0303fc5694f2fea997e1ef042168e705cc83c3f23f6c93e

  • SSDEEP

    24576:UNNUtQhWhtqDfDXQdy+N+gfQqRsgFlDRluQ70eJiVbWpRK:kzhWhCXQFN+0IEuQgyiVKS

Score
10/10
dcratandroidevasionexecutioninfostealerlinuxmacospersistencerattrojan

Malware Config

Targets

    • Target

      ec455e7827ad85aec51982eb1e0e3653ec13ee2dba778b72e1fc564c1ebeceff.exe

    • Size

      1.5MB

    • MD5

      207f37be38ccbb0fe77bda8d4ab69187

    • SHA1

      97a4aa79a700e336ca8450bfbf38d7e18215173b

    • SHA256

      ec455e7827ad85aec51982eb1e0e3653ec13ee2dba778b72e1fc564c1ebeceff

    • SHA512

      34350185b31d087e3d9027bdaa382497c061d68fd9d30a201d2563598fdaf2ef05dc8f08f27bc13af0303fc5694f2fea997e1ef042168e705cc83c3f23f6c93e

    • SSDEEP

      24576:UNNUtQhWhtqDfDXQdy+N+gfQqRsgFlDRluQ70eJiVbWpRK:kzhWhCXQFN+0IEuQgyiVKS

    Score
    10/10
    dcratevasionexecutioninfostealerpersistencerattrojan

    • 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.

    • UAC bypass

      evasiontrojan

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops file in System32 directory

    behavioral1behavioral10behavioral2behavioral3behavioral4behavioral5behavioral6behavioral7behavioral8behavioral9

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

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

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

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

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks