General
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Target
2788726bf2b63922bcf2df88bc268878.exe
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Size
214KB
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Sample
240221-gpm81scg29
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MD5
2788726bf2b63922bcf2df88bc268878
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SHA1
bffd28b0d388401cf792d718634f6aab81d9b748
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SHA256
7b78d121a7fff35d2efdbabeac9ace888d0c6e917b27a258058cd4b075ebcb71
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SHA512
483aa2a212c13837b0d712b6f98979aa96fb5a9a168b861fb558fd1a9658cec38242dd8b87651fe1c7fdbb26b0b423c4d191c64a3068263e9c824b08412f9027
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SSDEEP
3072:A6ZEDNsXtzFjRvSl5D4o/QQBEYonyUwGTKMdjq125UndbKX:ZfXtzFq5Dg8EUUrT99K4
Static task
static1
Behavioral task
behavioral1
Sample
2788726bf2b63922bcf2df88bc268878.exe
Resource
win7-20231215-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
Extracted
smokeloader
pub1
Extracted
stealc
http://185.172.128.145
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url_path
/3cd2b41cbde8fc9c.php
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
2788726bf2b63922bcf2df88bc268878.exe
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Size
214KB
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MD5
2788726bf2b63922bcf2df88bc268878
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SHA1
bffd28b0d388401cf792d718634f6aab81d9b748
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SHA256
7b78d121a7fff35d2efdbabeac9ace888d0c6e917b27a258058cd4b075ebcb71
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SHA512
483aa2a212c13837b0d712b6f98979aa96fb5a9a168b861fb558fd1a9658cec38242dd8b87651fe1c7fdbb26b0b423c4d191c64a3068263e9c824b08412f9027
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SSDEEP
3072:A6ZEDNsXtzFjRvSl5D4o/QQBEYonyUwGTKMdjq125UndbKX:ZfXtzFq5Dg8EUUrT99K4
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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