General
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Target
file.exe
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Size
483KB
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Sample
231001-rhtsbsch76
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MD5
20aa704ebe3c3f55099ef7a2d622377d
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SHA1
1f864523711217479188f394d14da0a294b7d20e
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SHA256
40ad1caa10bdb28b0e175989766dcef91dbf48d13002cdecef7dde3c3f9c03ec
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SHA512
a3bf39d10544051db3fc18251928864dc5b57b373310a27ca67f3132f72df3be93b9fa2c9e785866f0396e12bbc277dbd0299427374b1d8abffe4dfc87749a1e
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SSDEEP
6144:K2y+bnr+Cp0yN90QEmRFuFeps2MZAThWz9/Lp7rR15ppUjV6fxhCc0rEQ8t3Z653:SMrWy907OeFlhLo6fxh+EQqEvGJQ
Static task
static1
Malware Config
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
smokeloader
up3
Extracted
redline
@ytlogsbot
176.123.4.46:33783
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auth_value
295b226f1b63bcd55148625381b27b19
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
fabookie
http://app.nnnaajjjgc.com/check/safe
Extracted
redline
lada
77.91.124.55:19071
Extracted
redline
luska
77.91.124.55:19071
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auth_value
a6797888f51a88afbfd8854a79ac9357
Targets
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Target
file.exe
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Size
483KB
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MD5
20aa704ebe3c3f55099ef7a2d622377d
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SHA1
1f864523711217479188f394d14da0a294b7d20e
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SHA256
40ad1caa10bdb28b0e175989766dcef91dbf48d13002cdecef7dde3c3f9c03ec
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SHA512
a3bf39d10544051db3fc18251928864dc5b57b373310a27ca67f3132f72df3be93b9fa2c9e785866f0396e12bbc277dbd0299427374b1d8abffe4dfc87749a1e
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SSDEEP
6144:K2y+bnr+Cp0yN90QEmRFuFeps2MZAThWz9/Lp7rR15ppUjV6fxhCc0rEQ8t3Z653:SMrWy907OeFlhLo6fxh+EQqEvGJQ
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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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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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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
4Disable or Modify Tools
3Modify Registry
6Scripting
1Subvert Trust Controls
1Install Root Certificate
1