General
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Target
f3b976b7cf9758297025bc90bcfb1660f7aba849b4934b6df0c6b35d758f30c6
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Size
327KB
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Sample
211226-nyaslsbeb5
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MD5
d1b4cc256d963f6549b9d63fd63c3bb7
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SHA1
75a65405f5dc3c864913e919fa35adc21045dabb
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SHA256
f3b976b7cf9758297025bc90bcfb1660f7aba849b4934b6df0c6b35d758f30c6
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SHA512
bb1f7f2c9c3765f990de039298fe745415c4546d664a892044799c6a6825a1dc259e6ffb519fb0cc8bc4d5ba9fcc921a14dea0e0e31c69edae77138e464ecc7f
Static task
static1
Behavioral task
behavioral1
Sample
f3b976b7cf9758297025bc90bcfb1660f7aba849b4934b6df0c6b35d758f30c6.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
f3b976b7cf9758297025bc90bcfb1660f7aba849b4934b6df0c6b35d758f30c6
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Size
327KB
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MD5
d1b4cc256d963f6549b9d63fd63c3bb7
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SHA1
75a65405f5dc3c864913e919fa35adc21045dabb
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SHA256
f3b976b7cf9758297025bc90bcfb1660f7aba849b4934b6df0c6b35d758f30c6
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SHA512
bb1f7f2c9c3765f990de039298fe745415c4546d664a892044799c6a6825a1dc259e6ffb519fb0cc8bc4d5ba9fcc921a14dea0e0e31c69edae77138e464ecc7f
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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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Legitimate hosting services abused for malware hosting/C2
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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 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