General
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Target
4021857cc99f34f8c5883150bf73702838c24abb2cd6b8e5bd9b48e448ed5f25
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Size
150KB
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Sample
211124-agtmhaegd3
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MD5
f16d6232f7047bfaf2b4810cb14b55ff
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SHA1
5c7ab283f28f0d0b9e93e829e207953ab1764679
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SHA256
4021857cc99f34f8c5883150bf73702838c24abb2cd6b8e5bd9b48e448ed5f25
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SHA512
76938ba16f3e1ee214a0606289bcb8bd4cf060f3a86d90483dc7d71860ad3142ed7a36e880294637249e579fa42b011fc0d226066b20e00a40a8712fbed5c714
Static task
static1
Behavioral task
behavioral1
Sample
4021857cc99f34f8c5883150bf73702838c24abb2cd6b8e5bd9b48e448ed5f25.exe
Resource
win10-en-20211104
Malware Config
Extracted
smokeloader
2020
http://nalirou70.top/
http://xacokuo80.top/
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
quadoil.ru
lakeflex.ru
Extracted
redline
185.159.80.90:38655
Extracted
redline
@123
141.95.82.50:63652
Extracted
redline
Firefox
194.127.179.0:42417
Extracted
redline
BADMAN2020
147.124.208.247:34932
Targets
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Target
4021857cc99f34f8c5883150bf73702838c24abb2cd6b8e5bd9b48e448ed5f25
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Size
150KB
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MD5
f16d6232f7047bfaf2b4810cb14b55ff
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SHA1
5c7ab283f28f0d0b9e93e829e207953ab1764679
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SHA256
4021857cc99f34f8c5883150bf73702838c24abb2cd6b8e5bd9b48e448ed5f25
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SHA512
76938ba16f3e1ee214a0606289bcb8bd4cf060f3a86d90483dc7d71860ad3142ed7a36e880294637249e579fa42b011fc0d226066b20e00a40a8712fbed5c714
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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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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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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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Drops file in System32 directory
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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