General
-
Target
Dox_tool.exe
-
Size
1.7MB
-
Sample
240721-vn5zbsxhpj
-
MD5
276b2bfee53d4a1bd9b6ea4d2f1b7dda
-
SHA1
675296357dee37115c193e31fac2de25964f5270
-
SHA256
d9f6c68201892bafc05114797bcfe7d38d14e0d33604fa2b987cd9fb10b0606f
-
SHA512
58f68ce2fa13fd24bc9d93439560d55fc1121eb2ed949f4b9cbcf6aaaf9363ed55803f1a3714c1a171c2b9c7311aae23867624ea8e0987f3108f0a14199324c3
-
SSDEEP
24576:U2G/nvxW3Ww0tlRnL691WiZw7xxf2sOQY6/8YHz4m5LG+sn501TW4l/KXFUO9RZQ:UbA30lBL6e7Xjc4euy4l/KXFU6Ih9
Behavioral task
behavioral1
Sample
Dox_tool.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
Dox_tool.exe
Resource
win10v2004-20240709-en
Malware Config
Targets
-
-
Target
Dox_tool.exe
-
Size
1.7MB
-
MD5
276b2bfee53d4a1bd9b6ea4d2f1b7dda
-
SHA1
675296357dee37115c193e31fac2de25964f5270
-
SHA256
d9f6c68201892bafc05114797bcfe7d38d14e0d33604fa2b987cd9fb10b0606f
-
SHA512
58f68ce2fa13fd24bc9d93439560d55fc1121eb2ed949f4b9cbcf6aaaf9363ed55803f1a3714c1a171c2b9c7311aae23867624ea8e0987f3108f0a14199324c3
-
SSDEEP
24576:U2G/nvxW3Ww0tlRnL691WiZw7xxf2sOQY6/8YHz4m5LG+sn501TW4l/KXFUO9RZQ:UbA30lBL6e7Xjc4euy4l/KXFU6Ih9
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
Modifies WinLogon for 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
-
Loads dropped DLL
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
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 Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1