General
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Target
invoice.exe
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Size
478KB
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Sample
220623-qvnamsfhe5
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MD5
3a75aa109244ea42ee8c226d0e782490
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SHA1
c4fdf0b6ce5b95938dbed423588c2357dd40a141
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SHA256
6a9000a89de749fd66e88c6176513546bda80a1e4a49db8f90db974a792cd06d
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SHA512
9015124bd86653e699c44eb4230b1b06d1ba68dac3c2aee41001bdf70b1b012f90f1e5c9a3a413fab691c105619e1065a5a4ab6a3d7d9ae452296e3b3fb83ad4
Malware Config
Extracted
xloader
2.6
pdrq
welchsunstar.com
mppservicesllc.com
wiresofteflon.com
brabov.xyz
compnonoch.site
yourbuilderworks.com
iamsamirahman.com
eriqoes.com
eastudio.design
skyearth-est.com
teethfitness.com
razaancreates.com
shfbfs.com
joyfulbrokekids.com
kjbolden.com
howirep.com
deedeesmainecoons.website
e-powair.com
aheatea.com
shalfey0009.xyz
Targets
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Target
invoice.exe
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Size
478KB
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MD5
3a75aa109244ea42ee8c226d0e782490
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SHA1
c4fdf0b6ce5b95938dbed423588c2357dd40a141
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SHA256
6a9000a89de749fd66e88c6176513546bda80a1e4a49db8f90db974a792cd06d
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SHA512
9015124bd86653e699c44eb4230b1b06d1ba68dac3c2aee41001bdf70b1b012f90f1e5c9a3a413fab691c105619e1065a5a4ab6a3d7d9ae452296e3b3fb83ad4
Score10/10-
Formbook
Formbook is a data stealing malware which is capable of stealing data.
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Xloader
Xloader is a rebranded version of Formbook malware.
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
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suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
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Looks for VirtualBox Guest Additions in registry
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Xloader Payload
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Adds policy Run key to start application
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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