General
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Target
6540d525cae788a13a66d8fb84b0760d43e39e3ec2de5199dd418b2deb703731
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Size
326KB
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Sample
211226-fzbgjabbh2
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MD5
fe949c372e2b28e4f8b1edeab25c021e
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SHA1
c74f381a5b71ab90b1653c64d98500836d4fb9bb
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SHA256
6540d525cae788a13a66d8fb84b0760d43e39e3ec2de5199dd418b2deb703731
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SHA512
6403afc3319238221bf2c07e91fdb4e921074ee3a12ad3b4c894a1fc6e95b1f041ad4ba876d2013e7df08bfb9eb584f7ed798da9d3cb682c99747018b4c5d587
Static task
static1
Behavioral task
behavioral1
Sample
6540d525cae788a13a66d8fb84b0760d43e39e3ec2de5199dd418b2deb703731.exe
Resource
win10-en-20211208
Malware Config
Extracted
smokeloader
2020
http://host-data-coin-11.com/
http://file-coin-host-12.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
Extracted
tofsee
parubey.info
patmushta.info
Extracted
redline
1
86.107.197.138:38133
Targets
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Target
6540d525cae788a13a66d8fb84b0760d43e39e3ec2de5199dd418b2deb703731
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Size
326KB
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MD5
fe949c372e2b28e4f8b1edeab25c021e
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SHA1
c74f381a5b71ab90b1653c64d98500836d4fb9bb
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SHA256
6540d525cae788a13a66d8fb84b0760d43e39e3ec2de5199dd418b2deb703731
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SHA512
6403afc3319238221bf2c07e91fdb4e921074ee3a12ad3b4c894a1fc6e95b1f041ad4ba876d2013e7df08bfb9eb584f7ed798da9d3cb682c99747018b4c5d587
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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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Suspicious use of NtCreateProcessExOtherParentProcess
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Arkei Stealer Payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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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Executes dropped EXE
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Modifies Windows Firewall
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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 Microsoft Outlook profiles
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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 NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
New Service
1Modify Existing Service
1Hidden Files and Directories
2Registry Run Keys / Startup Folder
2Defense Evasion
Disabling Security Tools
1Modify Registry
3Virtualization/Sandbox Evasion
1Hidden Files and Directories
2