General
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Target
c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58_JC.exe
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Size
1.1MB
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Sample
231010-wrtwxafd61
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MD5
59818e109bb85010c8286e7325563013
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SHA1
bedf13135c090a521dc29df01d20e22463be281d
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SHA256
c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58
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SHA512
4e2b2bb8d27921162331ee6c98f15fbd0b53fcde4e2cd3946302d99f6756338b85fca3c774ea3cecf49900afd626e12ca75612dcb03158475942335ad2bb8bc9
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SSDEEP
24576:/yjr/lR0/oPXNsxqCUw34Wsaur6rFZ66nSErEG8U6xZptH9F:Kv/lR7PNsxqzw3iaa6BRS/G8vpt
Static task
static1
Behavioral task
behavioral1
Sample
c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
magia
77.91.124.55:19071
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
redline
lutyr
77.91.124.55:19071
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Targets
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Target
c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58_JC.exe
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Size
1.1MB
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MD5
59818e109bb85010c8286e7325563013
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SHA1
bedf13135c090a521dc29df01d20e22463be281d
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SHA256
c390e8ad0bf322ba66c60885cf80fd0093ba9ba93b9558979e0d1afeee0bae58
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SHA512
4e2b2bb8d27921162331ee6c98f15fbd0b53fcde4e2cd3946302d99f6756338b85fca3c774ea3cecf49900afd626e12ca75612dcb03158475942335ad2bb8bc9
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SSDEEP
24576:/yjr/lR0/oPXNsxqCUw34Wsaur6rFZ66nSErEG8U6xZptH9F:Kv/lR7PNsxqzw3iaa6BRS/G8vpt
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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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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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Suspicious use of NtCreateUserProcessOtherParentProcess
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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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Stops running service(s)
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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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Legitimate hosting services abused for malware hosting/C2
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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
3Windows Service
3Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1