General
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Target
a24fb86e7ce3fc2d3e2a39f06cba3123.exe
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Size
330KB
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Sample
211226-kesbrsbda8
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MD5
a24fb86e7ce3fc2d3e2a39f06cba3123
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SHA1
ac16caec6bfb8d838af27b580b55736c5504297f
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SHA256
9f623816dd6288c6bcb3a7663ebd9cfc8977110cc781899b7f8ce4f4bcd83d3c
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SHA512
5c54a88dccc367c8eb0ec1de4e9c4dfc52972915e6c24a4500ff559bf0c7192a45466791b3a5ef6f38c28adc6bba9a989e2775dbfdd8ea4210d4676f89a3c937
Static task
static1
Behavioral task
behavioral1
Sample
a24fb86e7ce3fc2d3e2a39f06cba3123.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
a24fb86e7ce3fc2d3e2a39f06cba3123.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
Extracted
raccoon
10da56e7e71e97bdc1f36eb76813bbc3231de7e4
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url4cnc
http://194.180.174.53/capibar
http://91.219.236.18/capibar
http://194.180.174.41/capibar
http://91.219.236.148/capibar
https://t.me/capibar
Targets
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Target
a24fb86e7ce3fc2d3e2a39f06cba3123.exe
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Size
330KB
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MD5
a24fb86e7ce3fc2d3e2a39f06cba3123
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SHA1
ac16caec6bfb8d838af27b580b55736c5504297f
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SHA256
9f623816dd6288c6bcb3a7663ebd9cfc8977110cc781899b7f8ce4f4bcd83d3c
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SHA512
5c54a88dccc367c8eb0ec1de4e9c4dfc52972915e6c24a4500ff559bf0c7192a45466791b3a5ef6f38c28adc6bba9a989e2775dbfdd8ea4210d4676f89a3c937
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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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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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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
2Virtualization/Sandbox Evasion
1