General
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Target
71df2f89641e760fc0cde7ff52972c2c674b5395083f1b8b3410b8c12991d4b4
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Size
336KB
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Sample
211220-2xcgpsbhg6
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MD5
c0484058a0d6d2d5cd4afaa6312610f3
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SHA1
2eb357dce377202a6a1425cddd42d57029dcbf94
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SHA256
71df2f89641e760fc0cde7ff52972c2c674b5395083f1b8b3410b8c12991d4b4
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SHA512
41e551de792a417527d178b79058aea0e99db6f597fe8da87cb2f67e49bab59035206012bbbbbff9fb63ea4270cee30466991e44c99601744edfba5a2787c515
Static task
static1
Behavioral task
behavioral1
Sample
71df2f89641e760fc0cde7ff52972c2c674b5395083f1b8b3410b8c12991d4b4.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
install
62.182.156.187:56323
Extracted
redline
1
86.107.197.138:38133
Targets
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-
Target
71df2f89641e760fc0cde7ff52972c2c674b5395083f1b8b3410b8c12991d4b4
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Size
336KB
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MD5
c0484058a0d6d2d5cd4afaa6312610f3
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SHA1
2eb357dce377202a6a1425cddd42d57029dcbf94
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SHA256
71df2f89641e760fc0cde7ff52972c2c674b5395083f1b8b3410b8c12991d4b4
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SHA512
41e551de792a417527d178b79058aea0e99db6f597fe8da87cb2f67e49bab59035206012bbbbbff9fb63ea4270cee30466991e44c99601744edfba5a2787c515
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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