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General
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Target
b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377
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Size
1.4MB
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Sample
231012-p662fsch75
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MD5
fa074735dd47f60a825d97a08d98a33d
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SHA1
cbeca43ef31e64047ae1d22eb51390df0a413a79
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SHA256
b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377
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SHA512
750aed8497fd007128285e42f3bde764799e4dd6218f07fd681807091d9a944afae9645c630b1178a65362b323e5d7600a54761eeaf6b73ba2d5ca28e9772486
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SSDEEP
24576:gJYSgG+lqO7/38XOKQi7skivRePwCY1hQ+HIIqCA4UrXQM1q8dYf:ZSgG+0M/38tUsD7+o5r1Sf
Static task
static1
Behavioral task
behavioral1
Sample
b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
amadey
3.89
http://77.91.68.52/mac/index.php
http://77.91.68.78/help/index.php
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install_dir
fefffe8cea
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install_file
explonde.exe
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strings_key
916aae73606d7a9e02a1d3b47c199688
Extracted
redline
prets
77.91.124.82:19071
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auth_value
44ee9617e145f5ca73d49c1a4a0c2e34
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
kukish
77.91.124.55:19071
Extracted
systembc
zl0yy.ru:4001
r0ck3t.ru:4001
Extracted
redline
breha
77.91.124.55:19071
Targets
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Target
b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377
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Size
1.4MB
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MD5
fa074735dd47f60a825d97a08d98a33d
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SHA1
cbeca43ef31e64047ae1d22eb51390df0a413a79
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SHA256
b97cf8e14076f75497c53ea069997c4cd6275387907c210a5b45059c2c49c377
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SHA512
750aed8497fd007128285e42f3bde764799e4dd6218f07fd681807091d9a944afae9645c630b1178a65362b323e5d7600a54761eeaf6b73ba2d5ca28e9772486
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SSDEEP
24576:gJYSgG+lqO7/38XOKQi7skivRePwCY1hQ+HIIqCA4UrXQM1q8dYf:ZSgG+0M/38tUsD7+o5r1Sf
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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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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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Looks for VirtualBox Guest Additions in registry
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Downloads MZ/PE file
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Looks for VMWare Tools registry key
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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 BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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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
5Scripting
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2