General
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Target
b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c_JC.exe
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Size
1.4MB
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Sample
230923-xw434shh9w
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MD5
48176e8e6fbea981ef18e00862cb4c8e
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SHA1
598c60b471c8d429b95a6fc2915a2e568e114868
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SHA256
b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c
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SHA512
11adc6b5e8aae2d68af43416bd3814315d4fc4bf88c236b68f4a662ef17e3bc075f228a113a84c03b5e557e06f145878cca7facbfea1c2dcf870aafc01225a17
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SSDEEP
24576:yydq8Eyryo3tKF8PWQm9lRDGwcmU3/EG1edXHGEvaXFAJ:Zdqoryo7utHfuPEGghvaX
Static task
static1
Behavioral task
behavioral1
Sample
b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
redline
trush
77.91.124.82:19071
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auth_value
c13814867cde8193679cd0cad2d774be
Extracted
fabookie
http://app.nnnaajjjgc.com/check/safe
Targets
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Target
b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c_JC.exe
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Size
1.4MB
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MD5
48176e8e6fbea981ef18e00862cb4c8e
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SHA1
598c60b471c8d429b95a6fc2915a2e568e114868
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SHA256
b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c
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SHA512
11adc6b5e8aae2d68af43416bd3814315d4fc4bf88c236b68f4a662ef17e3bc075f228a113a84c03b5e557e06f145878cca7facbfea1c2dcf870aafc01225a17
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SSDEEP
24576:yydq8Eyryo3tKF8PWQm9lRDGwcmU3/EG1edXHGEvaXFAJ:Zdqoryo7utHfuPEGghvaX
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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 Fabookie payload
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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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Modifies boot configuration data using bcdedit
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XMRig Miner payload
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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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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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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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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
4Disable or Modify Tools
3Modify Registry
6Scripting
1Subvert Trust Controls
1Install Root Certificate
1