Overview

overview

10

Static

static

10

NEAS.66c15...10.exe

windows7-x64

10

NEAS.66c15...10.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    NEAS.66c158147321a1ee377aaca871f67c10.exe

  • Size

    783KB

  • Sample

    231013-y7y7nscd96

  • MD5

    66c158147321a1ee377aaca871f67c10

  • SHA1

    e7d81492b40cf90d611538d4e9982919873ddb58

  • SHA256

    bf35292b701b24b6a18aa29f6dd6c651d8a50b24098440fc90b8423ca732ee06

  • SHA512

    23fd4833c37bc4d7fa2e5b58966431ab826540f7d1f2aa4f8a148fda666f5d1cf9624c6821528ab203012bf52cf77b1cd0c2de89bf2c8d2f0ef4ad64dbd351f4

  • SSDEEP

    12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

Score
10/10
dcratevasioninfostealerpersistencerattrojan

Malware Config

Targets

    • Target

      NEAS.66c158147321a1ee377aaca871f67c10.exe

    • Size

      783KB

    • MD5

      66c158147321a1ee377aaca871f67c10

    • SHA1

      e7d81492b40cf90d611538d4e9982919873ddb58

    • SHA256

      bf35292b701b24b6a18aa29f6dd6c651d8a50b24098440fc90b8423ca732ee06

    • SHA512

      23fd4833c37bc4d7fa2e5b58966431ab826540f7d1f2aa4f8a148fda666f5d1cf9624c6821528ab203012bf52cf77b1cd0c2de89bf2c8d2f0ef4ad64dbd351f4

    • SSDEEP

      12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

    Score
    10/10
    dcratevasioninfostealerpersistencerattrojan

    • 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

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks