General
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Target
a3cfc15b75ce02a9831bf7e63016021bb52c7c5a2dd1aa6a70ed9073cfcc53de_JC.exe
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Size
1.1MB
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Sample
231011-g5hy8seg41
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MD5
632bfa0890fa7ba1c8c66ec16a74bf34
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SHA1
393eb5ce4e35bc2a9edfcc5fbd7f43819440adff
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SHA256
a3cfc15b75ce02a9831bf7e63016021bb52c7c5a2dd1aa6a70ed9073cfcc53de
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SHA512
332a6bd7ea1d250ebc69421a06b240b0eac8f5b2b59a9f9d46822c738b3edf522c92cab3cb01d0c24d8b4814d8981ac7288b4c0e6e92fdf70fb645c15fdbcc66
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SSDEEP
24576:KyX2HhZCX4EcmmoQwC5+FiX2NOmBLVZxT92B3ja17bho9yzRsyQxu:RXqZM4EcmCb5SiX2bZV3ZO4HiYSyQx
Static task
static1
Behavioral task
behavioral1
Sample
a3cfc15b75ce02a9831bf7e63016021bb52c7c5a2dd1aa6a70ed9073cfcc53de_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
a3cfc15b75ce02a9831bf7e63016021bb52c7c5a2dd1aa6a70ed9073cfcc53de_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
gruha
77.91.124.55:19071
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auth_value
2f4cf2e668a540e64775b27535cc6892
Extracted
amadey
3.89
http://77.91.68.52/mac/index.php
http://77.91.68.78/help/index.php
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install_dir
fefffe8cea
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install_file
explonde.exe
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strings_key
916aae73606d7a9e02a1d3b47c199688
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Targets
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Target
a3cfc15b75ce02a9831bf7e63016021bb52c7c5a2dd1aa6a70ed9073cfcc53de_JC.exe
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Size
1.1MB
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MD5
632bfa0890fa7ba1c8c66ec16a74bf34
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SHA1
393eb5ce4e35bc2a9edfcc5fbd7f43819440adff
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SHA256
a3cfc15b75ce02a9831bf7e63016021bb52c7c5a2dd1aa6a70ed9073cfcc53de
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SHA512
332a6bd7ea1d250ebc69421a06b240b0eac8f5b2b59a9f9d46822c738b3edf522c92cab3cb01d0c24d8b4814d8981ac7288b4c0e6e92fdf70fb645c15fdbcc66
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SSDEEP
24576:KyX2HhZCX4EcmmoQwC5+FiX2NOmBLVZxT92B3ja17bho9yzRsyQxu:RXqZM4EcmCb5SiX2bZV3ZO4HiYSyQx
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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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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 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