General
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Target
file.exe
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Size
1.4MB
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Sample
230920-k42azafc9s
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MD5
ea05bd2055230899d6bcd306ea9fb700
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SHA1
9d0e7ba3ac031d282fcf8922ee2ef24be7beafe4
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SHA256
31816a58b810162ddafb79da75983cae35195f9301ecaee35b75dba89f64ed1e
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SHA512
43579ddcac0ab894b5ff9ce6141236d99c9af725c2f42b91a4f8e352a6a4f64a2027d512cb96aa32b7ec0f142cf08e295db9792535222f5aee3b7f1d37dc7449
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SSDEEP
24576:EymVJEXetaMY9FLfL7k9PF6fnmaejUaXIMzKqrn0XWdkOwHABJdR1t7W:TmVJKetuNfM9P4n7eIBarnaWdkUnP7
Static task
static1
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
redline
trush
77.91.124.82:19071
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auth_value
c13814867cde8193679cd0cad2d774be
Targets
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Target
file.exe
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Size
1.4MB
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MD5
ea05bd2055230899d6bcd306ea9fb700
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SHA1
9d0e7ba3ac031d282fcf8922ee2ef24be7beafe4
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SHA256
31816a58b810162ddafb79da75983cae35195f9301ecaee35b75dba89f64ed1e
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SHA512
43579ddcac0ab894b5ff9ce6141236d99c9af725c2f42b91a4f8e352a6a4f64a2027d512cb96aa32b7ec0f142cf08e295db9792535222f5aee3b7f1d37dc7449
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SSDEEP
24576:EymVJEXetaMY9FLfL7k9PF6fnmaejUaXIMzKqrn0XWdkOwHABJdR1t7W:TmVJKetuNfM9P4n7eIBarnaWdkUnP7
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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 Fabookie payload
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Detects Healer an antivirus disabler dropper
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Glupteba payload
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Modifies boot configuration data using bcdedit
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XMRig Miner payload
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Uses the VBS compiler for execution
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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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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
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Impair Defenses
4Disable or Modify Tools
3Modify Registry
6Scripting
1Subvert Trust Controls
1Install Root Certificate
1