General
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Target
NEAS.NEAS078ecfa66cf7c2c474c3ccf595e4758984e36c0fa9bde28fdc9e04d0dccacf8cexeexe_JC.exe
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Size
978KB
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Sample
231016-nreg8adg8w
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MD5
fe9ae73089d3b399f8a6e0506e18806d
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SHA1
3535998e49e5732ebb103da888320cf7386462b1
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SHA256
078ecfa66cf7c2c474c3ccf595e4758984e36c0fa9bde28fdc9e04d0dccacf8c
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SHA512
ad51d91035a00be2cbbe937b67d48b8e0c1579b8d6abc6bdca3ee048cf6463e16242081339d10ff20eb5dc6c4e6159ba5294e1d9cf2c9b9feefdaea38bdb6ca8
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SSDEEP
24576:OygmttAlBXeFvi1oTAjhG9ql51WjPdb9JQxajqjQd/VeuVfoS:dgmtqlBXeFvYoc0s/1WjFwaBlVeuV
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.NEAS078ecfa66cf7c2c474c3ccf595e4758984e36c0fa9bde28fdc9e04d0dccacf8cexeexe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.NEAS078ecfa66cf7c2c474c3ccf595e4758984e36c0fa9bde28fdc9e04d0dccacf8cexeexe_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
breha
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
kukish
77.91.124.55:19071
Extracted
redline
pixelscloud2.0
85.209.176.128:80
Extracted
redline
@ytlogsbot
185.216.70.238:37515
Targets
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Target
NEAS.NEAS078ecfa66cf7c2c474c3ccf595e4758984e36c0fa9bde28fdc9e04d0dccacf8cexeexe_JC.exe
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Size
978KB
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MD5
fe9ae73089d3b399f8a6e0506e18806d
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SHA1
3535998e49e5732ebb103da888320cf7386462b1
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SHA256
078ecfa66cf7c2c474c3ccf595e4758984e36c0fa9bde28fdc9e04d0dccacf8c
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SHA512
ad51d91035a00be2cbbe937b67d48b8e0c1579b8d6abc6bdca3ee048cf6463e16242081339d10ff20eb5dc6c4e6159ba5294e1d9cf2c9b9feefdaea38bdb6ca8
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SSDEEP
24576:OygmttAlBXeFvi1oTAjhG9ql51WjPdb9JQxajqjQd/VeuVfoS:dgmtqlBXeFvYoc0s/1WjFwaBlVeuV
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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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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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Downloads MZ/PE file
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Modifies Windows Firewall
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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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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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Uses the VBS compiler for execution
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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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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
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
3Scripting
1