General
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Target
6b08812a6837ef81f21ddd7dc04aadcb.exe
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Size
161KB
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Sample
240306-nd9q7saf99
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MD5
6b08812a6837ef81f21ddd7dc04aadcb
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SHA1
ef9acb2bd522fd21e7ee1bdfd1c6ac6522ee5952
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SHA256
cc28d7f2d6934af40e9f5ca9acc40179cd2688271ec778556aabfd2638a943e6
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SHA512
51534f2963b483c91eca6bdd8aa04cd2441d9c24dc6da276c057c3137714510a4ddda9a25845890748887f096cc31889093c3389c8219e0a90911d166c2e3e7d
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SSDEEP
3072:6iZpyDaHgA6pqu3oHS8rys0iCXlRTmmXR8su4:6qpyMMpWyKpURf
Static task
static1
Behavioral task
behavioral1
Sample
6b08812a6837ef81f21ddd7dc04aadcb.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6b08812a6837ef81f21ddd7dc04aadcb.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
smokeloader
pub1
Extracted
smokeloader
2022
http://trad-einmyus.com/index.php
http://tradein-myus.com/index.php
http://trade-inmyus.com/index.php
Extracted
djvu
http://sajdfue.com/test1/get.php
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extension
.wisz
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offline_id
4p0Nzrg1q0ND5of5Gtp2UBjthSXuE8VxnMrd4vt1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
8.1
e2da5861d01d391b927839bbec00e666
https://steamcommunity.com/profiles/76561199649267298
https://t.me/uprizin
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profile_id_v2
e2da5861d01d391b927839bbec00e666
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36 OPR/96.0.0.0
Targets
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Target
6b08812a6837ef81f21ddd7dc04aadcb.exe
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Size
161KB
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MD5
6b08812a6837ef81f21ddd7dc04aadcb
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SHA1
ef9acb2bd522fd21e7ee1bdfd1c6ac6522ee5952
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SHA256
cc28d7f2d6934af40e9f5ca9acc40179cd2688271ec778556aabfd2638a943e6
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SHA512
51534f2963b483c91eca6bdd8aa04cd2441d9c24dc6da276c057c3137714510a4ddda9a25845890748887f096cc31889093c3389c8219e0a90911d166c2e3e7d
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SSDEEP
3072:6iZpyDaHgA6pqu3oHS8rys0iCXlRTmmXR8su4:6qpyMMpWyKpURf
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detect Vidar Stealer
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Detected Djvu ransomware
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Glupteba payload
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Downloads MZ/PE file
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
4Subvert Trust Controls
1Install Root Certificate
1