General
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Target
NEAS.7846841f8cb7a26fe831e00ff46e21a7661b1741598f38b1d6ed077a727db700exe_JC.exe
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Size
1.1MB
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Sample
231008-srx2safh54
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MD5
40f8c9b783dafe611657de0877078c3b
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SHA1
980b09d52dc6e8c397259f08b710c0ef20f09cc8
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SHA256
7846841f8cb7a26fe831e00ff46e21a7661b1741598f38b1d6ed077a727db700
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SHA512
a0ad23ccf21620cba6c95bbdac8a1495f26fcd400fe3c8baf72e2df8c9bee8c46117132872ee296567f216f8322a0b61359500f99e175de4ea225d8620ceba64
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SSDEEP
24576:VyB7BQJjDfb6NpLkvyqmtyIaHCfZlvFjeYRGSJ9m3Aylw/JB/c:w1IPONe6qmIlCfZDg7A1J
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.7846841f8cb7a26fe831e00ff46e21a7661b1741598f38b1d6ed077a727db700exe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.7846841f8cb7a26fe831e00ff46e21a7661b1741598f38b1d6ed077a727db700exe_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
frant
77.91.124.55:19071
Extracted
redline
magia
77.91.124.55:19071
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
lutyr
77.91.124.55:19071
Targets
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Target
NEAS.7846841f8cb7a26fe831e00ff46e21a7661b1741598f38b1d6ed077a727db700exe_JC.exe
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Size
1.1MB
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MD5
40f8c9b783dafe611657de0877078c3b
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SHA1
980b09d52dc6e8c397259f08b710c0ef20f09cc8
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SHA256
7846841f8cb7a26fe831e00ff46e21a7661b1741598f38b1d6ed077a727db700
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SHA512
a0ad23ccf21620cba6c95bbdac8a1495f26fcd400fe3c8baf72e2df8c9bee8c46117132872ee296567f216f8322a0b61359500f99e175de4ea225d8620ceba64
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SSDEEP
24576:VyB7BQJjDfb6NpLkvyqmtyIaHCfZlvFjeYRGSJ9m3Aylw/JB/c:w1IPONe6qmIlCfZDg7A1J
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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 Mystic stealer payload
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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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Adds Run key to start application
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1