General
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Target
11b4633345982ace9d710465450941598b2f9289f0438c358fa79eb8eaf680c3
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Size
134KB
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Sample
210926-xggn9sfbdl
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MD5
28351e9cfaca470a9f99b2455b3f1354
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SHA1
3546e2d0d5732538a0bb565d410f5ca1de9c3416
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SHA256
11b4633345982ace9d710465450941598b2f9289f0438c358fa79eb8eaf680c3
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SHA512
2314aa8caf12dd0a730106b3fd6663bf80f8cc798956aef55eeb238d640b11f7a4afafb8f87293df7b6ece96afd4dc9002dfeacb6ecdca5a2296ada2826f4897
Static task
static1
Malware Config
Extracted
smokeloader
2020
http://naghenrietti1.top/
http://kimballiett2.top/
http://xadriettany3.top/
http://jebeccallis4.top/
http://nityanneron5.top/
http://umayaniela6.top/
http://lynettaram7.top/
http://sadineyalas8.top/
http://geenaldencia9.top/
http://aradysiusep10.top/
Targets
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Target
11b4633345982ace9d710465450941598b2f9289f0438c358fa79eb8eaf680c3
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Size
134KB
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MD5
28351e9cfaca470a9f99b2455b3f1354
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SHA1
3546e2d0d5732538a0bb565d410f5ca1de9c3416
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SHA256
11b4633345982ace9d710465450941598b2f9289f0438c358fa79eb8eaf680c3
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SHA512
2314aa8caf12dd0a730106b3fd6663bf80f8cc798956aef55eeb238d640b11f7a4afafb8f87293df7b6ece96afd4dc9002dfeacb6ecdca5a2296ada2826f4897
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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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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
1Defense Evasion
Disabling Security Tools
1Modify Registry
2Virtualization/Sandbox Evasion
1