General
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Target
dc4b200a1df80f1cb5633556766dca191fe18726c903ae310f97fa44d9650a4e
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Size
1.5MB
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Sample
231031-shda1sac2z
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MD5
5a9e09bbae653d43f06521c546ab659b
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SHA1
5f38e04b2d2d017aa89c00af21566a9eb0e5bbab
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SHA256
da97b006d4f582cc65d42ebeca74fdf3bd1c1ccb087603ec1201645daf4ac8ef
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SHA512
a71dc1236115baa8c00b99738f8d172c5faf268da3503752f385354a17db39871129f00b0e057d586e016a1f23fe301ec8aa620766a050600bba9bfe89c3da26
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SSDEEP
24576:s8y6njGmD8QtnVS0Qrn+ARbSlnUdEvP5XILVFrga9W7Sci2DlnmwqV6HUGsCaR5m:c6njGmD8CVQRb2l5X2Xrga9W7SJ2hm8x
Static task
static1
Behavioral task
behavioral1
Sample
dc4b200a1df80f1cb5633556766dca191fe18726c903ae310f97fa44d9650a4e.exe
Resource
win10v2004-20231020-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
grome
77.91.124.86:19084
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
kinza
77.91.124.86:19084
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
raccoon
6a6a005b9aa778f606280c5fa24ae595
http://195.123.218.98:80
http://31.192.23
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user_agent
SunShineMoonLight
Targets
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Target
dc4b200a1df80f1cb5633556766dca191fe18726c903ae310f97fa44d9650a4e
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Size
1.5MB
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MD5
b4e08286aca0ae6069528f6ecf5b7090
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SHA1
76285f2aaed7b70d8dc90e0d9f055c2606de64a4
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SHA256
dc4b200a1df80f1cb5633556766dca191fe18726c903ae310f97fa44d9650a4e
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SHA512
0a3f3a5a46928f3f4b01548d9a59fbed2fd04b99eb3764de86b37fe30dd9b8964ec711839733dbb407b292dbfa27d8287ecd700e357de4fe761a5d798aa7d981
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SSDEEP
49152:K/Gm9Y0Vd1RbQqFXuXHgapa7CJOhG4D4lx:VKzHblxuQTUODD4lx
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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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Glupteba payload
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Raccoon Stealer 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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XMRig Miner payload
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Blocklisted process makes network request
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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 Microsoft Outlook profiles
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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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