Overview

overview

10

Static

static

10

e3603667b9...c2.exe

windows7-x64

10

e3603667b9...c2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e3603667b97da5681b8da47ec64df176925bc3c84d6d0d6bd4cbf877b6678ec2

  • Size

    1.2MB

  • Sample

    240417-f7v6xagd4x

  • MD5

    905fc1a825014947d6769368d1f851f1

  • SHA1

    489a946caa75cb980d07cf16853a73041837f596

  • SHA256

    e3603667b97da5681b8da47ec64df176925bc3c84d6d0d6bd4cbf877b6678ec2

  • SHA512

    329aa1541e9fe94c408b8b93d43510d5d60ba943d58ffcf235b5ad28549d581a2f70ad627e73a1fa12e3afa6d0d5c0f15b2b13e7ce89a9808911524dd2510acb

  • SSDEEP

    24576:FR28aergLxCcjZGKCKFuTBHNWdd2HAxWnUDTJ/yS3Rh:rJaDKf4p4UD1v

Score
10/10
dcratevasioninfostealerrattrojan

Malware Config

Targets

    • Target

      e3603667b97da5681b8da47ec64df176925bc3c84d6d0d6bd4cbf877b6678ec2

    • Size

      1.2MB

    • MD5

      905fc1a825014947d6769368d1f851f1

    • SHA1

      489a946caa75cb980d07cf16853a73041837f596

    • SHA256

      e3603667b97da5681b8da47ec64df176925bc3c84d6d0d6bd4cbf877b6678ec2

    • SHA512

      329aa1541e9fe94c408b8b93d43510d5d60ba943d58ffcf235b5ad28549d581a2f70ad627e73a1fa12e3afa6d0d5c0f15b2b13e7ce89a9808911524dd2510acb

    • SSDEEP

      24576:FR28aergLxCcjZGKCKFuTBHNWdd2HAxWnUDTJ/yS3Rh:rJaDKf4p4UD1v

    Score
    10/10
    dcratevasioninfostealerrattrojan

    • DcRat

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

      ratinfostealerdcrat

    • Process spawned unexpected child process

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

    • UAC bypass

      evasiontrojan

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Detects executables containing bas64 encoded gzip files

    • Detects executables packed with SmartAssembly

    • Checks computer location settings

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

    • Executes dropped EXE

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Scheduled Task/Job

1
T1053

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

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks