General
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Target
Pass_1234_Setup.rar
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Size
5.3MB
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Sample
220630-lkvjrabhf2
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MD5
a5d5cbd6d221b528f236857dd6dad09f
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SHA1
31881992e6c5cabb710bc131de947f86c9f5d87e
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SHA256
3b93d09292f2f38a0405954ff5c9a4697a2425fbcfad55d61782d4d055b2d9f7
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SHA512
df3412ae30fce4bf0402fc16a95442535febbc5fce94c09c45c5c3819b10d135b80b31362f9b5d1d62d7f6746df8e590dffbb7fcaa0bf3a2bf914da3ee013e53
Static task
static1
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win7-20220414-en
Malware Config
Extracted
recordbreaker
http://45.140.146.30/
http://45.133.216.200/
Targets
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Target
Setup.exe
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Size
400.2MB
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MD5
8c56d9ea1ae002bb3d998069fbd81a31
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SHA1
d8fd68e3344f490826afd859899b16477e879c78
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SHA256
a62628c4a68d9261ab6fe875a79f6876ef1089b5b68ba57f61c65f3854aeef73
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SHA512
4d493baf3787da147a88bab6da07faaef1ee7ed5381e3a9caf99d25d4db969829e79720c5f0acb8eeebe01d3efaea9a08ee9e7953b50b9e9a8cf615242657c6f
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RecordBreaker
RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.
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suricata: ET MALWARE Generic .bin download from Dotted Quad
suricata: ET MALWARE Generic .bin download from Dotted Quad
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suricata: ET MALWARE Generic Stealer Config Download Request
suricata: ET MALWARE Generic Stealer Config Download Request
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suricata: ET MALWARE Win32/RecordBreaker CnC Checkin
suricata: ET MALWARE Win32/RecordBreaker CnC Checkin
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Executes dropped EXE
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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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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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