General
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Target
NEAS.534db8e5a446ab66708493ab8238d7a808cae18cefa2300a20ae35957a280c57exe_JC.exe
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Size
1.1MB
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Sample
231008-r7m13sdc4t
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MD5
39d64fb7feaca5d0d338f7237b85c9b0
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SHA1
2e2fdd9a079f71f265e68cb0380cc6fa4222a689
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SHA256
534db8e5a446ab66708493ab8238d7a808cae18cefa2300a20ae35957a280c57
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SHA512
33c84828dd80767036b09cecfa217f51e8d93245c30a269ac476e0f9490d4bca0fe223f66427eb0dfe2337bab8419ee629262879e226aa68be03ce659467361e
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SSDEEP
24576:dysijtUPNM/HcUoSMBE7SbEp7Jf5Yzh4YwKqpjnOX9/HP:4sipUSHcUoSMUpxezm9hnUH
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.534db8e5a446ab66708493ab8238d7a808cae18cefa2300a20ae35957a280c57exe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.534db8e5a446ab66708493ab8238d7a808cae18cefa2300a20ae35957a280c57exe_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
mystic
http://5.42.92.211/loghub/master
Extracted
redline
frant
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
magia
77.91.124.55:19071
Extracted
redline
lutyr
77.91.124.55:19071
Targets
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Target
NEAS.534db8e5a446ab66708493ab8238d7a808cae18cefa2300a20ae35957a280c57exe_JC.exe
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Size
1.1MB
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MD5
39d64fb7feaca5d0d338f7237b85c9b0
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SHA1
2e2fdd9a079f71f265e68cb0380cc6fa4222a689
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SHA256
534db8e5a446ab66708493ab8238d7a808cae18cefa2300a20ae35957a280c57
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SHA512
33c84828dd80767036b09cecfa217f51e8d93245c30a269ac476e0f9490d4bca0fe223f66427eb0dfe2337bab8419ee629262879e226aa68be03ce659467361e
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SSDEEP
24576:dysijtUPNM/HcUoSMBE7SbEp7Jf5Yzh4YwKqpjnOX9/HP:4sipUSHcUoSMUpxezm9hnUH
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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 Mystic stealer payload
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Detects Healer an antivirus disabler dropper
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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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Downloads MZ/PE file
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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1