General
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Target
b341f1bc5ac611eb57a63709a8cd6528_JaffaCakes118
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Size
4.5MB
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Sample
240616-nh2w6a1fmh
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MD5
b341f1bc5ac611eb57a63709a8cd6528
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SHA1
85ea543a2bdcb385a7fb45e611ea965174673f2a
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SHA256
6f5c319abad434df88f93e4068bd85781ccf125546cb6fac3b8d453b347be2f7
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SHA512
8915bb1501857b8d3367dbbd141d3795eb1cd72b9f7c006c68cdbdd159b910f2f1f3615da5bf6f346e9be8fcc934bff535adf144839a49e4a3bf011aee1d9d2e
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SSDEEP
98304:8U4tsSgLivtRXrIgDMd6nKhTvUWZsPm05:8paLisgoInqv1sPB
Static task
static1
Behavioral task
behavioral1
Sample
b341f1bc5ac611eb57a63709a8cd6528_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
b341f1bc5ac611eb57a63709a8cd6528_JaffaCakes118.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Sibuia.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Sibuia.dll
Resource
win10v2004-20240611-en
Malware Config
Extracted
cryptbot
bibinene02.top
moraass05.top
Targets
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Target
b341f1bc5ac611eb57a63709a8cd6528_JaffaCakes118
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Size
4.5MB
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MD5
b341f1bc5ac611eb57a63709a8cd6528
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SHA1
85ea543a2bdcb385a7fb45e611ea965174673f2a
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SHA256
6f5c319abad434df88f93e4068bd85781ccf125546cb6fac3b8d453b347be2f7
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SHA512
8915bb1501857b8d3367dbbd141d3795eb1cd72b9f7c006c68cdbdd159b910f2f1f3615da5bf6f346e9be8fcc934bff535adf144839a49e4a3bf011aee1d9d2e
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SSDEEP
98304:8U4tsSgLivtRXrIgDMd6nKhTvUWZsPm05:8paLisgoInqv1sPB
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CryptBot payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Executes dropped EXE
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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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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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Target
$PLUGINSDIR/Sibuia.dll
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Size
524KB
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MD5
6a3c3c97e92a5949f88311e80268bbb5
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SHA1
48c11e3f694b468479bc2c978749d27b5d03faa2
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SHA256
7938db73242aafbe80915e4ca886d38be9b7e872b93bdae1e8ee6cf4a005b7d9
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SHA512
6141886a889825ccdfa59a419f7670a34ef240c4f90a83bc17223c415f2fbd983280e98e67485710e449746b5bf3284907537bef6ab698a48954dd4910ddf693
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SSDEEP
12288:yFlW+6yL4qXm3e39uB9dk6M6g89vYyw7UwogmySQk9GS168q:y/L6yL44oAP7LD7UvCaGSlq
Score3/10 -