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General
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Target
NEAS.b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37_JC.exe
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Size
271KB
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Sample
231008-tyfxhsec2v
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MD5
a434b3fd28418de82d65a2592bfb5c97
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SHA1
d663fc3f01d8ab233b2aed6f9450b4838311a13d
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SHA256
b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37
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SHA512
69f11a33a6dd96e92d5b57af3df9248b68e2442852a5470a2ceac260dee0a3378ddc4ea11d0e1151812d9f55bf9128afa9ad5d5786f8de4b05aa4e7d3e2d7075
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SSDEEP
6144:sDafTqHz6GV3Dmsiwyf0LvfhYuJAOcrIX9H5JAQrQS:sDa7QzZV36YLquJkGrrQS
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
amadey
3.89
http://77.91.124.1/theme/index.php
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
Extracted
amadey
3.83
http://5.42.65.80/8bmeVwqx/index.php
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install_dir
207aa4515d
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install_file
oneetx.exe
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strings_key
3e634dd0840c68ae2ced83c2be7bf0d4
Extracted
redline
magia
77.91.124.55:19071
Extracted
redline
lutyr
77.91.124.55:19071
Targets
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Target
NEAS.b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37_JC.exe
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Size
271KB
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MD5
a434b3fd28418de82d65a2592bfb5c97
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SHA1
d663fc3f01d8ab233b2aed6f9450b4838311a13d
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SHA256
b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37
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SHA512
69f11a33a6dd96e92d5b57af3df9248b68e2442852a5470a2ceac260dee0a3378ddc4ea11d0e1151812d9f55bf9128afa9ad5d5786f8de4b05aa4e7d3e2d7075
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SSDEEP
6144:sDafTqHz6GV3Dmsiwyf0LvfhYuJAOcrIX9H5JAQrQS:sDa7QzZV36YLquJkGrrQS
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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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Detects Healer an antivirus disabler dropper
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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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Downloads MZ/PE file
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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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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
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
1