General
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Target
415383d2e7a7a338c2775d895a3e15b87b80be3d1889c32e74b58235f2c6218d
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Size
1.5MB
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Sample
220116-jnayeaffck
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MD5
aa8e73e7c3be2c759ce76e2376aa8c7c
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SHA1
e94188e4ceb1ae9d124eb60111808d7969e4e249
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SHA256
415383d2e7a7a338c2775d895a3e15b87b80be3d1889c32e74b58235f2c6218d
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SHA512
911b5053681a18816147e32b2e04602021592d56040ea914a8d73910f60660f39af9ae3bc8d336d1fe6a7e952d5cb257ddeac9123b2aa0a47762d05bb9cb386d
Static task
static1
Malware Config
Extracted
vidar
49.6
1120
https://noc.social/@banda5ker
https://mastodon.social/@banda6ker
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profile_id
1120
Targets
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Target
415383d2e7a7a338c2775d895a3e15b87b80be3d1889c32e74b58235f2c6218d
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Size
1.5MB
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MD5
aa8e73e7c3be2c759ce76e2376aa8c7c
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SHA1
e94188e4ceb1ae9d124eb60111808d7969e4e249
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SHA256
415383d2e7a7a338c2775d895a3e15b87b80be3d1889c32e74b58235f2c6218d
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SHA512
911b5053681a18816147e32b2e04602021592d56040ea914a8d73910f60660f39af9ae3bc8d336d1fe6a7e952d5cb257ddeac9123b2aa0a47762d05bb9cb386d
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Loads dropped DLL
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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