General
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Target
JC_da5fba2b3db9eec2925669dd3201472a7aa610e01759ab60c51a96d11abb7e47
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Size
261KB
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Sample
230918-xnf2baed38
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MD5
8cbcd663c9ba5edf54c1fcba1000f674
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SHA1
e19016a383ed99790af13809125ae9dec0220562
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SHA256
da5fba2b3db9eec2925669dd3201472a7aa610e01759ab60c51a96d11abb7e47
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SHA512
8bef0795e7bb2336e4d5098e7981a977930eeb302375ca3586c90e9075d747c1f533010dfdb847c50ce3e61af06629ea84c580cc16d8ee4f79a5a55616a8cec0
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SSDEEP
3072:42yG6IBtVVzkEmJth+9p1ORs+NJ2uvHJ5TMi473cceipyEAeAg0FujDDGfQjyEmK:4mvJm09zORs+z/TMify9DAOrqQs8/
Static task
static1
Behavioral task
behavioral1
Sample
JC_da5fba2b3db9eec2925669dd3201472a7aa610e01759ab60c51a96d11abb7e47.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
JC_da5fba2b3db9eec2925669dd3201472a7aa610e01759ab60c51a96d11abb7e47.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
0305
185.215.113.25:10195
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auth_value
c86205ff1cc37b2da12f0190adfda52c
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
redline
LegendaryInstalls_20230918
62.72.23.19:80
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auth_value
7e2e28855818d91285389c56372566f4
Targets
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Target
JC_da5fba2b3db9eec2925669dd3201472a7aa610e01759ab60c51a96d11abb7e47
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Size
261KB
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MD5
8cbcd663c9ba5edf54c1fcba1000f674
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SHA1
e19016a383ed99790af13809125ae9dec0220562
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SHA256
da5fba2b3db9eec2925669dd3201472a7aa610e01759ab60c51a96d11abb7e47
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SHA512
8bef0795e7bb2336e4d5098e7981a977930eeb302375ca3586c90e9075d747c1f533010dfdb847c50ce3e61af06629ea84c580cc16d8ee4f79a5a55616a8cec0
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SSDEEP
3072:42yG6IBtVVzkEmJth+9p1ORs+NJ2uvHJ5TMi473cceipyEAeAg0FujDDGfQjyEmK:4mvJm09zORs+z/TMify9DAOrqQs8/
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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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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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Modifies boot configuration data using bcdedit
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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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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
Impair Defenses
3Disable or Modify Tools
2Modify Registry
5Scripting
1Subvert Trust Controls
1Install Root Certificate
1