Overview

overview

10

Static

static

3

d65fdeff64...48.exe

windows7-x64

10

d65fdeff64...48.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d65fdeff64de39aecb66d54b9507dbda3a73b35d58311294d5867117e93e0b48.exe

  • Size

    2.9MB

  • Sample

    230521-z6xswsfc9v

  • MD5

    2ca3bafc7886b966e722a487e9ebb777

  • SHA1

    cd1e4658d593e53bee15594c58be888436ce4176

  • SHA256

    d65fdeff64de39aecb66d54b9507dbda3a73b35d58311294d5867117e93e0b48

  • SHA512

    58876c4383f7873134c5d4b4ca13881ad22d4f9c566af98fdc1221c0c5c2fb13bc02723ff34d63c12be6e76025397bff95b37c25fdb96350dbff325b3f71d2f8

  • SSDEEP

    49152:LInicyfxXlMoAlSmEfqV62QVc7921m1ryrjFkcVQBRE6:Lkyl6KUtPGr3L

Score
10/10
dcratdiscoveryevasionexploitinfostealerrattrojan

Malware Config

Targets

    • Target

      d65fdeff64de39aecb66d54b9507dbda3a73b35d58311294d5867117e93e0b48.exe

    • Size

      2.9MB

    • MD5

      2ca3bafc7886b966e722a487e9ebb777

    • SHA1

      cd1e4658d593e53bee15594c58be888436ce4176

    • SHA256

      d65fdeff64de39aecb66d54b9507dbda3a73b35d58311294d5867117e93e0b48

    • SHA512

      58876c4383f7873134c5d4b4ca13881ad22d4f9c566af98fdc1221c0c5c2fb13bc02723ff34d63c12be6e76025397bff95b37c25fdb96350dbff325b3f71d2f8

    • SSDEEP

      49152:LInicyfxXlMoAlSmEfqV62QVc7921m1ryrjFkcVQBRE6:Lkyl6KUtPGr3L

    Score
    10/10
    dcratdiscoveryevasionexploitinfostealerrattrojan

    • DcRat

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

      ratinfostealerdcrat

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Possible privilege escalation attempt

      exploit

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Disabling Security Tools

1
T1089

File Permissions Modification

1
T1222

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks