General
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Target
NEAS.2771b6bfcb2a8179087d987e3b742be0_JC.exe
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Size
1.0MB
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Sample
231104-k57jdaee8x
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MD5
2771b6bfcb2a8179087d987e3b742be0
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SHA1
6b55bbcea9a26e78bf06163bf25f15b94068f045
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SHA256
8400116c6432439420d912546ed0dd82a48c2a82388415b3ad2f9e58864421c4
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SHA512
6315774d6da00ecb3f34b3e503913f421e797388c52d4554384dfc73f3d25dc3479f621a595fb6f5592876f4f560fa0be5fceac2badd014e106d6ee6ef611444
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SSDEEP
24576:kygZX906dIEkZuS7NHRdY0DJmvYIjOBQ2KPAh3R+4:zgZreEE9bY0DJNI5Ah3R+
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2771b6bfcb2a8179087d987e3b742be0_JC.exe
Resource
win10v2004-20231025-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
grome
77.91.124.86:19084
Extracted
redline
plost
77.91.124.86:19084
Extracted
redline
kedru
77.91.124.86:19084
Extracted
redline
pixelnew2.0
194.49.94.11:80
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
redline
LiveTraffic
195.10.205.17:8122
Targets
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Target
NEAS.2771b6bfcb2a8179087d987e3b742be0_JC.exe
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Size
1.0MB
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MD5
2771b6bfcb2a8179087d987e3b742be0
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SHA1
6b55bbcea9a26e78bf06163bf25f15b94068f045
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SHA256
8400116c6432439420d912546ed0dd82a48c2a82388415b3ad2f9e58864421c4
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SHA512
6315774d6da00ecb3f34b3e503913f421e797388c52d4554384dfc73f3d25dc3479f621a595fb6f5592876f4f560fa0be5fceac2badd014e106d6ee6ef611444
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SSDEEP
24576:kygZX906dIEkZuS7NHRdY0DJmvYIjOBQ2KPAh3R+4:zgZreEE9bY0DJNI5Ah3R+
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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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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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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 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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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
3Windows Service
3Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
3Windows Service
3Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1