General

  • Target

    12312de68052a05888a9cf9d804cec6c.exe

  • Size

    2.6MB

  • Sample

    220925-ehcsladbb7

  • MD5

    12312de68052a05888a9cf9d804cec6c

  • SHA1

    ddae2aaadb5b462c95a768d15b9cbb8ddc97571f

  • SHA256

    561c42758fa04340f8d121384f586adfe1a032e1dcdf7580e5047a7e7dc42e8c

  • SHA512

    02f0c91703a50c57f7ab24b05676933d8ce102a0da608a610b6fb066dffed1a32affe6dcdccb9aeb79c1714b134ada7b2c2a9219f8d3d6ed2cf13b4fa8348630

  • SSDEEP

    49152:XpTn80rAHkSrvT7yEBpojAGw3fo+5D0gRbfGNW8UlbSpDCP2XF:XZpktrvTOqp2Nw3L0gRbfGI8sepeu1

Malware Config

Targets

    • Target

      12312de68052a05888a9cf9d804cec6c.exe

    • Size

      2.6MB

    • MD5

      12312de68052a05888a9cf9d804cec6c

    • SHA1

      ddae2aaadb5b462c95a768d15b9cbb8ddc97571f

    • SHA256

      561c42758fa04340f8d121384f586adfe1a032e1dcdf7580e5047a7e7dc42e8c

    • SHA512

      02f0c91703a50c57f7ab24b05676933d8ce102a0da608a610b6fb066dffed1a32affe6dcdccb9aeb79c1714b134ada7b2c2a9219f8d3d6ed2cf13b4fa8348630

    • SSDEEP

      49152:XpTn80rAHkSrvT7yEBpojAGw3fo+5D0gRbfGNW8UlbSpDCP2XF:XZpktrvTOqp2Nw3L0gRbfGI8sepeu1

    • DcRat

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

    • Process spawned unexpected child process

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

    • UAC bypass

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Bypass User Account Control

1
T1088

Scheduled Task

1
T1053

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks