General
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Target
55f780b8f3d131fb0f4c89394e2ec47706bfb90ed17709da50747372132d40cb
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Size
1.2MB
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Sample
231010-ywyrrsgg91
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MD5
5658427f87d9b3f9e57162bb89674fc2
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SHA1
710bb69f82dc667af2d0cda9f0ce2ed022e021ae
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SHA256
55f780b8f3d131fb0f4c89394e2ec47706bfb90ed17709da50747372132d40cb
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SHA512
a0ef9b6e33eb2a5d7226597930434e70afdbedf91ec2c5cbb2e40e27087b33dc03f8d1f33fb0b945127b1ee3272886335aa2255f501dc64254017d6dfe6d3999
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SSDEEP
24576:uyNa9O0S+A9duI3+8a66R0IHgRszZUrOEDxQWWMGa:9Na9eVduI3pSg+QqW0
Static task
static1
Behavioral task
behavioral1
Sample
55f780b8f3d131fb0f4c89394e2ec47706bfb90ed17709da50747372132d40cb.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
55f780b8f3d131fb0f4c89394e2ec47706bfb90ed17709da50747372132d40cb
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Size
1.2MB
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MD5
5658427f87d9b3f9e57162bb89674fc2
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SHA1
710bb69f82dc667af2d0cda9f0ce2ed022e021ae
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SHA256
55f780b8f3d131fb0f4c89394e2ec47706bfb90ed17709da50747372132d40cb
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SHA512
a0ef9b6e33eb2a5d7226597930434e70afdbedf91ec2c5cbb2e40e27087b33dc03f8d1f33fb0b945127b1ee3272886335aa2255f501dc64254017d6dfe6d3999
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SSDEEP
24576:uyNa9O0S+A9duI3+8a66R0IHgRszZUrOEDxQWWMGa:9Na9eVduI3pSg+QqW0
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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