General
- Target 4e24fdbec5a768f78ad89177e71c4846.exe
- Size 3.7MB
- Sample240611-sx2bdssdkl
- SHA256 fdef3bd7f14535f73bfcbe2741792c3c2c9cd10af69be1bd1bc1c41d5daeb71c
- MD5 4e24fdbec5a768f78ad89177e71c4846
- SHA1 db17fd6f2e44cebb01a93265779e623ec75dbffb
- SHA512 9ee6cb4fe199a47d942e0591b30b20026fc9231e35ebf6f8528a2c720b7a8330fce4569ce5ca14478fc3e1a72b48ab9dcc9e7492149ec61ed397882f569648a1
- SSDEEP 49152:bGEuq6liv5bT20EgaBojf0nMyPbCqbfgIpoXW85SAmCgVibEuYUZzMA/y8N7RDn6:aFqpbSdgaqADhpoXB5lbkHoNM9ZFv/
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
4e24fdbec5a768f78ad89177e71c4846.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4e24fdbec5a768f78ad89177e71c4846.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
-
xworm
-
5.0
-
127.0.0.1:50230
-
letter-takes.gl.at.ply.gg:50230
-
ke4QYmw58n6HyeTA
-
Install_directory
%AppData%
-
install_file
XClient.exe
Targets
-
- Target 4e24fdbec5a768f78ad89177e71c4846.exe
- Size 3.7MB
- SHA256 fdef3bd7f14535f73bfcbe2741792c3c2c9cd10af69be1bd1bc1c41d5daeb71c
- MD5 4e24fdbec5a768f78ad89177e71c4846
- SHA1 db17fd6f2e44cebb01a93265779e623ec75dbffb
- SHA512 9ee6cb4fe199a47d942e0591b30b20026fc9231e35ebf6f8528a2c720b7a8330fce4569ce5ca14478fc3e1a72b48ab9dcc9e7492149ec61ed397882f569648a1
- SSDEEP 49152:bGEuq6liv5bT20EgaBojf0nMyPbCqbfgIpoXW85SAmCgVibEuYUZzMA/y8N7RDn6:aFqpbSdgaqADhpoXB5lbkHoNM9ZFv/
- MD5 SHA1 SHA512 SSDEEP
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
Detect Xworm Payload
-
Modifies WinLogon for persistence
-
Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
-
Disables Task Manager via registry modification
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops startup file
-
Executes dropped EXE
-
Loads dropped DLL
-
Adds Run key to start application
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1