General
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Target
2b56bef315980db16bba6b46656e8ebb4b9ccea5c820b3c698f283b149f8843e
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Size
337KB
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Sample
211220-31zbbacae9
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MD5
595fd76126d4daea45b9802264bdbc72
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SHA1
b66a0fa529de26e1ca18540c193d23d75799e4b7
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SHA256
2b56bef315980db16bba6b46656e8ebb4b9ccea5c820b3c698f283b149f8843e
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SHA512
b18020e2bc5448ea7babeb960ed141ee56670d4fe1739545235cd66e08ef9d41140c0b786002d06b92d70c488a911583a99c3c441cce6126c6d74fd9a3ab2b65
Static task
static1
Behavioral task
behavioral1
Sample
2b56bef315980db16bba6b46656e8ebb4b9ccea5c820b3c698f283b149f8843e.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
mubrikych.top
oxxyfix.xyz
Extracted
redline
1
86.107.197.138:38133
Extracted
redline
install
62.182.156.187:56323
Targets
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-
Target
2b56bef315980db16bba6b46656e8ebb4b9ccea5c820b3c698f283b149f8843e
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Size
337KB
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MD5
595fd76126d4daea45b9802264bdbc72
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SHA1
b66a0fa529de26e1ca18540c193d23d75799e4b7
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SHA256
2b56bef315980db16bba6b46656e8ebb4b9ccea5c820b3c698f283b149f8843e
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SHA512
b18020e2bc5448ea7babeb960ed141ee56670d4fe1739545235cd66e08ef9d41140c0b786002d06b92d70c488a911583a99c3c441cce6126c6d74fd9a3ab2b65
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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