Overview

overview

10

Static

static

10

HEUR-Troja...a1.exe

windows7-x64

10

HEUR-Troja...a1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    HEUR-Trojan-Spy.MSIL.Stealer.gen-fd9e479531a1.exe

  • Size

    1.1MB

  • Sample

    230201-qext5sdh65

  • MD5

    4f85fd9da0e6d825b520f09905b16301

  • SHA1

    11b96ca925a09cd96569c4be2930b9b2bad9dd07

  • SHA256

    fd9e479531a11076bfa97269d4562bda4571f3f03f00e049e3e125d82099e942

  • SHA512

    cd7d31d8cec1f0aca5597216baffa5fbdaa7b4cf8134f8b0de7f2ed0b97c24c5964cf0508dc115360d5264e093436081970d7acfa6917e0d1a14d34a4774003e

  • SSDEEP

    24576:TGyavpdrgnar7l2odPdcsZHpa+AGO05d2GqXW+lWR++4:wlr7tcsZHpaVwulm

Score
10/10
dcratinfostealerpersistencerat

Malware Config

Targets

    • Target

      HEUR-Trojan-Spy.MSIL.Stealer.gen-fd9e479531a1.exe

    • Size

      1.1MB

    • MD5

      4f85fd9da0e6d825b520f09905b16301

    • SHA1

      11b96ca925a09cd96569c4be2930b9b2bad9dd07

    • SHA256

      fd9e479531a11076bfa97269d4562bda4571f3f03f00e049e3e125d82099e942

    • SHA512

      cd7d31d8cec1f0aca5597216baffa5fbdaa7b4cf8134f8b0de7f2ed0b97c24c5964cf0508dc115360d5264e093436081970d7acfa6917e0d1a14d34a4774003e

    • SSDEEP

      24576:TGyavpdrgnar7l2odPdcsZHpa+AGO05d2GqXW+lWR++4:wlr7tcsZHpaVwulm

    Score
    10/10
    dcratinfostealerpersistencerat

    • 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.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Executes dropped EXE

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks