General
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Target
2385bb7e9f4076ce0e865981716a849028325d7e4d2ab72f571e85500d1e93d7
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Size
243KB
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Sample
210920-eet8gacgd4
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MD5
e13ece31253584d3f21d666adaaa3a0c
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SHA1
cb33e5cf9f81449f5688a5a63175af5942fa6064
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SHA256
2385bb7e9f4076ce0e865981716a849028325d7e4d2ab72f571e85500d1e93d7
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SHA512
af922a02588ce8d2d6e4070dd3320c589b73fd1961fb52f1258a0e16d4891ec268ba19330a8f15bb9852821b0a19be597e931af58af477b1a705ac2a90a69ef0
Static task
static1
Malware Config
Extracted
smokeloader
2020
http://venerynnet1.top/
http://kevonahira2.top/
http://vegangelist3.top/
http://kingriffaele4.top/
http://arakeishant5.top/
Extracted
redline
UDP
45.9.20.20:13441
Targets
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Target
2385bb7e9f4076ce0e865981716a849028325d7e4d2ab72f571e85500d1e93d7
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Size
243KB
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MD5
e13ece31253584d3f21d666adaaa3a0c
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SHA1
cb33e5cf9f81449f5688a5a63175af5942fa6064
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SHA256
2385bb7e9f4076ce0e865981716a849028325d7e4d2ab72f571e85500d1e93d7
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SHA512
af922a02588ce8d2d6e4070dd3320c589b73fd1961fb52f1258a0e16d4891ec268ba19330a8f15bb9852821b0a19be597e931af58af477b1a705ac2a90a69ef0
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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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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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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 Enterprise v6
Persistence
Modify Existing Service
1New Service
1Registry Run Keys / Startup Folder
2Defense Evasion
Disabling Security Tools
1Modify Registry
3Virtualization/Sandbox Evasion
1