General
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Target
272f23a4252b4e1229cf23fcf5ec5a329dde3a1a73e459a31cdccc0ee05708ad
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Size
269KB
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Sample
210920-rvlx9ahadp
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MD5
bb4a97f08b6da5bff18ae40873fa88fd
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SHA1
ca7d5866ff9fedc021251901377583610e8b42f5
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SHA256
272f23a4252b4e1229cf23fcf5ec5a329dde3a1a73e459a31cdccc0ee05708ad
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SHA512
347ceec8a1d65a6cba2e5c119dff19db7056a230eeb0110260414bb14d06a629e8071f35deb522e9ba15538b44e4ffc570f3b9f568966a164bbf85fe5bdcf920
Static task
static1
Behavioral task
behavioral1
Sample
272f23a4252b4e1229cf23fcf5ec5a329dde3a1a73e459a31cdccc0ee05708ad.exe
Resource
win10v20210408
Malware Config
Extracted
smokeloader
2020
http://venerynnet1.top/
http://kevonahira2.top/
http://vegangelist3.top/
http://kingriffaele4.top/
http://arakeishant5.top/
Extracted
redline
installbv
80.85.137.89:17954
Extracted
redline
Moneymaker
185.244.217.166:56316
Targets
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Target
272f23a4252b4e1229cf23fcf5ec5a329dde3a1a73e459a31cdccc0ee05708ad
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Size
269KB
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MD5
bb4a97f08b6da5bff18ae40873fa88fd
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SHA1
ca7d5866ff9fedc021251901377583610e8b42f5
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SHA256
272f23a4252b4e1229cf23fcf5ec5a329dde3a1a73e459a31cdccc0ee05708ad
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SHA512
347ceec8a1d65a6cba2e5c119dff19db7056a230eeb0110260414bb14d06a629e8071f35deb522e9ba15538b44e4ffc570f3b9f568966a164bbf85fe5bdcf920
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MedusaLocker Payload
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Modifies WinLogon for persistence
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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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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suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
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Arkei Stealer Payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Modifies boot configuration data using bcdedit
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XMRig Miner Payload
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Creates new service(s)
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Downloads MZ/PE file
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Drops file in Drivers directory
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Executes dropped EXE
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Modifies Windows Firewall
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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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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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v6
Persistence
Modify Existing Service
1New Service
1Registry Run Keys / Startup Folder
2Scheduled Task
1Winlogon Helper DLL
1Defense Evasion
Disabling Security Tools
1File Deletion
3Modify Registry
5Virtualization/Sandbox Evasion
1