dcrat | 26bda6e083db3a3c3ccaf29434850d91bbb9e10c48886a6f6a06bbf6c183448d | Triage

Sharing

General

Target

Sigmanly_26bda6e083db3a3c3ccaf29434850d91bbb9e10c48886a6f6a06bbf6c183448d
Size

1.9MB
Sample

250113-slsj4synbp
MD5

54eff01605da5e7cbdb382c98ece2c2a
SHA1

be2ecfc24603a5e282bdfbb7780a03c1410879b8
SHA256

26bda6e083db3a3c3ccaf29434850d91bbb9e10c48886a6f6a06bbf6c183448d
SHA512

dd00705fb9741c6400145e2433af42605264a95e4c1fe44ee1579ac464463f9b493d8bdef98af4a5b03d717cd79357674cc09e5b8780c4ffe31a9704b08c89d0
SSDEEP

49152:gWLMtwyMxRizAwgueOJNN3lRHiKLWDWU:gLwyMb9ue0NTH2P

Score

10^/10

dcrat discovery infostealer persistence rat

Malware Config

Targets

- Target
  
  Sigmanly_26bda6e083db3a3c3ccaf29434850d91bbb9e10c48886a6f6a06bbf6c183448d
- Size
  
  1.9MB
- MD5
  
  54eff01605da5e7cbdb382c98ece2c2a
- SHA1
  
  be2ecfc24603a5e282bdfbb7780a03c1410879b8
- SHA256
  
  26bda6e083db3a3c3ccaf29434850d91bbb9e10c48886a6f6a06bbf6c183448d
- SHA512
  
  dd00705fb9741c6400145e2433af42605264a95e4c1fe44ee1579ac464463f9b493d8bdef98af4a5b03d717cd79357674cc09e5b8780c4ffe31a9704b08c89d0
- SSDEEP
  
  49152:gWLMtwyMxRizAwgueOJNN3lRHiKLWDWU:gLwyMb9ue0NTH2P
Score

10^/10

dcrat discovery infostealer persistence rat
- DcRat
  DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
  rat infostealer dcrat
- Dcrat family
  dcrat
- Modifies WinLogon for persistence
  persistence
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Adds Run key to start application
  persistence
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Scheduled Task

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Scheduled Task/Job

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Scheduled Task/Job

Scheduled Task

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

Remote System Discovery

System Information Discovery

System Network Configuration Discovery

Internet Connection Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

dcratdiscoveryinfostealerpersistencerat

behavioral2

dcratdiscoveryinfostealerpersistencerat