General
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Target
3nz83wD.exe
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Size
30KB
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Sample
231030-hgtaqsdc76
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MD5
ab8178ffad0530f4b0fffff2421d4e60
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SHA1
63c1826ab15511ddb24d22b9db45a9d21c08e22b
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SHA256
a3b2d1d567cbe1f9248e90b98fec55fc2f74e0553f5f222c1fc0a37d6ada7916
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SHA512
b4aafeae10b13cc047c30bcffe5b242e4119578667b64b95f189998218d931cde311282e403f4dc1bcb45368aa5ae9813103767f33b8807e28d4a19d6721af01
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SSDEEP
384:K9VD6tee+qUOTd2opQTLAdz1SvNmhpdvOjT7PbA6HBiTSnjxZMdP05ldpRMaYIBI:k6Qe+qUv8zcqdvOXA6XkPslJvGaVW
Behavioral task
behavioral1
Sample
3nz83wD.exe
Resource
win7-20231023-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
redline
pixelnew
194.49.94.11:80
Extracted
raccoon
6a6a005b9aa778f606280c5fa24ae595
http://195.123.218.98:80
http://31.192.23
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user_agent
SunShineMoonLight
Extracted
redline
@ytlogsbot
194.169.175.235:42691
Extracted
smokeloader
up3
Targets
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Target
3nz83wD.exe
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Size
30KB
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MD5
ab8178ffad0530f4b0fffff2421d4e60
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SHA1
63c1826ab15511ddb24d22b9db45a9d21c08e22b
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SHA256
a3b2d1d567cbe1f9248e90b98fec55fc2f74e0553f5f222c1fc0a37d6ada7916
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SHA512
b4aafeae10b13cc047c30bcffe5b242e4119578667b64b95f189998218d931cde311282e403f4dc1bcb45368aa5ae9813103767f33b8807e28d4a19d6721af01
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SSDEEP
384:K9VD6tee+qUOTd2opQTLAdz1SvNmhpdvOjT7PbA6HBiTSnjxZMdP05ldpRMaYIBI:k6Qe+qUv8zcqdvOXA6XkPslJvGaVW
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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 Poverty Stealer Payload
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Detect ZGRat V1
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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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SectopRAT 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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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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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
1Defense Evasion
Impair Defenses
4Disable or Modify Tools
3Modify Registry
6Subvert Trust Controls
1Install Root Certificate
1