General
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Target
21ad44a19c791fb7cacb21ac86fc9c077bd86a6c07421c9c937fc92c623433c6
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Size
182KB
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Sample
211211-wqh31sbee3
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MD5
159b7bb27abd6a44f31a902866d3b02e
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SHA1
43119528c23bd4c4d368bacb9645973bba08f5e5
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SHA256
21ad44a19c791fb7cacb21ac86fc9c077bd86a6c07421c9c937fc92c623433c6
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SHA512
94b53a0c61cadb733bc5f32dcf5ad3837491b9c479b773233e6b6f0ea3210a7fed811d98edf58e099896d624fb0e7552cd4bad224d82ad5a122b511b824c1399
Static task
static1
Behavioral task
behavioral1
Sample
21ad44a19c791fb7cacb21ac86fc9c077bd86a6c07421c9c937fc92c623433c6.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
raccoon
1.8.3-hotfix
f797145799b7b1b77b35d81de942eee0908da519
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url4cnc
http://91.219.236.27/capibar
http://94.158.245.167/capibar
http://185.163.204.216/capibar
http://185.225.19.238/capibar
http://185.163.204.218/capibar
https://t.me/capibar
Extracted
tofsee
mubrikych.top
oxxyfix.xyz
Targets
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Target
21ad44a19c791fb7cacb21ac86fc9c077bd86a6c07421c9c937fc92c623433c6
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Size
182KB
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MD5
159b7bb27abd6a44f31a902866d3b02e
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SHA1
43119528c23bd4c4d368bacb9645973bba08f5e5
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SHA256
21ad44a19c791fb7cacb21ac86fc9c077bd86a6c07421c9c937fc92c623433c6
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SHA512
94b53a0c61cadb733bc5f32dcf5ad3837491b9c479b773233e6b6f0ea3210a7fed811d98edf58e099896d624fb0e7552cd4bad224d82ad5a122b511b824c1399
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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 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