General
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Target
d41884d91cc5190ca82d68a6713f51c7.exe
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Size
200KB
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Sample
211006-y7wrjsbef2
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MD5
d41884d91cc5190ca82d68a6713f51c7
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SHA1
293efba70c0a652b0b59ee4a843d21d350bc634f
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SHA256
eb32c6e488657eae46e3dc1ac48e1c4399af28356d6952469cd5976192fe7c57
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SHA512
8f1ffdb2ef887628cfbc61da398d480d55009efc17dcc17e6ce62660c3f4384bacce2f59b02905f56186156418868afcc7cd8b2e2be27edee02ad53cad758a71
Static task
static1
Behavioral task
behavioral1
Sample
d41884d91cc5190ca82d68a6713f51c7.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
d41884d91cc5190ca82d68a6713f51c7.exe
Resource
win10-en-20210920
Malware Config
Extracted
smokeloader
2020
http://fiskahlilian16.top/
http://paishancho17.top/
http://ydiannetter18.top/
http://azarehanelle19.top/
http://quericeriant20.top/
Extracted
redline
777
93.115.20.139:28978
Extracted
raccoon
1.8.2
2ea41939378a473cbe7002fd507389778c0f10e7
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url4cnc
http://teletop.top/stevuitreen
http://teleta.top/stevuitreen
https://t.me/stevuitreen
Extracted
redline
800
87.251.71.44:80
Extracted
raccoon
1.8.2
8d179b9e611eee525425544ee8c6d77360ab7cd9
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url4cnc
http://teletop.top/agrybirdsgamerept
http://teleta.top/agrybirdsgamerept
https://t.me/agrybirdsgamerept
Targets
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Target
d41884d91cc5190ca82d68a6713f51c7.exe
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Size
200KB
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MD5
d41884d91cc5190ca82d68a6713f51c7
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SHA1
293efba70c0a652b0b59ee4a843d21d350bc634f
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SHA256
eb32c6e488657eae46e3dc1ac48e1c4399af28356d6952469cd5976192fe7c57
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SHA512
8f1ffdb2ef887628cfbc61da398d480d55009efc17dcc17e6ce62660c3f4384bacce2f59b02905f56186156418868afcc7cd8b2e2be27edee02ad53cad758a71
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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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 cryptocurrency files/wallets, possible credential harvesting
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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
1Registry Run Keys / Startup Folder
1Defense Evasion
Disabling Security Tools
1Modify Registry
3Virtualization/Sandbox Evasion
1Install Root Certificate
1