General

  • Target

    9356ed2de6a7feed01f5fecb99fc74ddd0eab39eb9421c7a31f5562ada971239

  • Size

    6.6MB

  • Sample

    221002-s2chtsecer

  • MD5

    81f2740836dbe2cafa7e671398391962

  • SHA1

    03602d8af9f6d298a939fce0309117f394b8ad2e

  • SHA256

    9356ed2de6a7feed01f5fecb99fc74ddd0eab39eb9421c7a31f5562ada971239

  • SHA512

    34803ecb93d2acf992772be863ad9be3bac7a10fe087d013641586d4a7361d72a5ab8a15a4dc60f9b4d990c5d3b86fd3bd596f87a3be25faa7c2a5380556e15a

  • SSDEEP

    196608:rVks9fzm96+85xe7PqCsXDjpf/2WliXYrHW1LHFO0fN:5d+h7PqCEJ2ciIrHWRHFO8

Malware Config

Targets

    • Target

      9356ed2de6a7feed01f5fecb99fc74ddd0eab39eb9421c7a31f5562ada971239

    • Size

      6.6MB

    • MD5

      81f2740836dbe2cafa7e671398391962

    • SHA1

      03602d8af9f6d298a939fce0309117f394b8ad2e

    • SHA256

      9356ed2de6a7feed01f5fecb99fc74ddd0eab39eb9421c7a31f5562ada971239

    • SHA512

      34803ecb93d2acf992772be863ad9be3bac7a10fe087d013641586d4a7361d72a5ab8a15a4dc60f9b4d990c5d3b86fd3bd596f87a3be25faa7c2a5380556e15a

    • SSDEEP

      196608:rVks9fzm96+85xe7PqCsXDjpf/2WliXYrHW1LHFO0fN:5d+h7PqCEJ2ciIrHWRHFO8

    • 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.

    • 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.

    • Loads dropped DLL

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks