General
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Target
Malware-1.zip
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Size
1.6MB
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Sample
220921-amhr7aeff2
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MD5
680c19b0ecfc417961d2c0d2d1588a09
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SHA1
13b0d65325d029a47e8700814799be54046f8ce6
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SHA256
428b46215b5c992fd7aa4d3e6edabce901928bad7231050eda6b1a64344e5854
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SHA512
ea1db3b45fe38508234df04d83b31c3f0a48b31839fbbbaa84aa12829f52d76c63d2227fff7e26fe7c279ede28bf939b2718bd47e9d0874ab2a6d9af98633d20
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SSDEEP
49152:k9EzpqzbJQntGg5Iqq/YbOcXDqYVCmNxwsSr:kACbJgoQpq/YKczq6Cmzm
Static task
static1
Behavioral task
behavioral1
Sample
Run-DLL.bat
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Run-DLL.bat
Resource
win10-20220812-en
Behavioral task
behavioral3
Sample
nWysXc.dll
Resource
win7-20220901-en
Behavioral task
behavioral4
Sample
nWysXc.dll
Resource
win10-20220812-en
Malware Config
Extracted
bumblebee
1909
108.177.235.29:443
23.106.160.117:443
23.106.215.133:443
Targets
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Target
Run-DLL.bat
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Size
34B
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MD5
396374ee917bc1abedd996c8152a4454
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SHA1
dd69c36489b15a4057d8cceef4b1ff3fad4f8a2a
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SHA256
5663fcbbdbfdd1b78cee360919363009cdeaa58189ce5aec87d2014f02cc4001
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SHA512
3a3e3e7015a9818741d0641538bf6b0f77066b206ebc0f8b76127386b79ab05993ebb9a35767f22bac02540ec6d6a686c8ed28c51706b4b4e7f9c7faa1012b5d
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Enumerates VirtualBox registry keys
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Looks for VirtualBox Guest Additions 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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Suspicious use of NtCreateThreadExHideFromDebugger
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Target
nWysXc.bin
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Size
3.6MB
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MD5
3ad465cc538b57026aa28b1157885621
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SHA1
1715b6a42f9cd1ed6ac0789d3255d9cb5b83bb74
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SHA256
8fbe7927d62938479125474d0e634c5e50d88a47beb6e802d5ca8ef52cd3c021
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SHA512
22425364d813bfcb58ac87cec9f575265fb2b26046dab664bcda649a598e0cd05b9e84d7fe32ae7471d3f3882eb0f931de7bdd318debd2c7f54fe332a824edbf
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SSDEEP
24576:2BeR8J1ZadeRT8E/xRm8P2IHzYQEitobudhkIJvHadqG6p02Pd0p7OMlh72Mm3Dl:4i8JradeRQG
Score3/10 -