General
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Target
SecuriteInfo.com.Trojan.Olock.1.12604.14787
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Size
848KB
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Sample
220712-kqevtadea3
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MD5
50968c3535895352d411a89114c20feb
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SHA1
449d8d3e5c6a2460a0015ae66a44087ea6920d77
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SHA256
af5011d40d9869926e4f208372a75fcd5fd2547f5e406e7e5b5e5aab4a5b7cd3
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SHA512
c26830fa525fc03b22cc507234e6c4e39e0f8df677c928f0ac3771c2b2e1fc3950bace8b8ce3a525bd7cb50c1083f964333a84c2cc433a388fe77f5964fcb9cd
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
SecuriteInfo.com.Trojan.Olock.1.12604.14787
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Size
848KB
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MD5
50968c3535895352d411a89114c20feb
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SHA1
449d8d3e5c6a2460a0015ae66a44087ea6920d77
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SHA256
af5011d40d9869926e4f208372a75fcd5fd2547f5e406e7e5b5e5aab4a5b7cd3
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SHA512
c26830fa525fc03b22cc507234e6c4e39e0f8df677c928f0ac3771c2b2e1fc3950bace8b8ce3a525bd7cb50c1083f964333a84c2cc433a388fe77f5964fcb9cd
Score10/10-
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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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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Adds Run key to start application
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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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