General
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Target
84b607224b08194b311683727ad11950.exe
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Size
246KB
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Sample
240227-pee4nagd56
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MD5
84b607224b08194b311683727ad11950
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SHA1
f40b14acd72941439165a1df48e04a80ab978f34
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SHA256
01006e47ba030748e7843e01ec62fdf7970d003931434837fa79cd4b84e3e0e0
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SHA512
f83140c375769e3f8eff768b7888de1a6c6a209dbdc60b92c0361b1e331d2fd5968163b0bb32a56b2075d70b5c6c68fed7886d4661d866a634cb70da4144dcf2
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SSDEEP
3072:ZjbSZBZLDOAnav+tyPoESrTGpe3HZaBsfCf+NjXjMnN5J5c5f8:ZU+KyPolrTGA3HZssfCWNbWJC5f
Static task
static1
Behavioral task
behavioral1
Sample
84b607224b08194b311683727ad11950.exe
Resource
win7-20240221-en
Malware Config
Extracted
smokeloader
2022
http://selebration17io.io/index.php
http://vacantion18ffeu.cc/index.php
http://valarioulinity1.net/index.php
http://buriatiarutuhuob.net/index.php
http://cassiosssionunu.me/index.php
http://sulugilioiu19.net/index.php
http://goodfooggooftool.net/index.php
http://kamsmad.com/tmp/index.php
http://souzhensil.ru/tmp/index.php
http://teplokub.com.ua/tmp/index.php
Extracted
smokeloader
pub1
Extracted
lumma
https://resergvearyinitiani.shop/api
https://technologyenterdo.shop/api
https://detectordiscusser.shop/api
https://turkeyunlikelyofw.shop/api
https://associationokeo.shop/api
Targets
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Target
84b607224b08194b311683727ad11950.exe
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Size
246KB
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MD5
84b607224b08194b311683727ad11950
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SHA1
f40b14acd72941439165a1df48e04a80ab978f34
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SHA256
01006e47ba030748e7843e01ec62fdf7970d003931434837fa79cd4b84e3e0e0
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SHA512
f83140c375769e3f8eff768b7888de1a6c6a209dbdc60b92c0361b1e331d2fd5968163b0bb32a56b2075d70b5c6c68fed7886d4661d866a634cb70da4144dcf2
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SSDEEP
3072:ZjbSZBZLDOAnav+tyPoESrTGpe3HZaBsfCf+NjXjMnN5J5c5f8:ZU+KyPolrTGA3HZssfCWNbWJC5f
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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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Glupteba payload
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Creates new service(s)
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Downloads MZ/PE file
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Modifies Windows Firewall
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Stops running service(s)
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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Legitimate hosting services abused for malware hosting/C2
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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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
3Windows Service
3Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
1Pre-OS Boot
1Bootkit
1