Behavioral task
behavioral1
Sample
zune.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
zune.exe
Resource
win10v2004-20240508-en
General
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Target
zune.exe
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Size
2.7MB
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MD5
d395e798b9884b6c1837fe4fe147a3fa
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SHA1
530ffbe23bbb3f88fb97ff95ef5486d3628776a3
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SHA256
e1696968ad55e7e03a8334711d90350c4145fb4f60de5fb4a2f5f19187183c05
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SHA512
30cc4aa9b0e7e6ff85d56a11b2f81e079687d4c2ac87ac72835c15253787fe9b15bd4308ffdb689301b5816f0f3c7fd8f6700b71aa991bf8c066a5f6ba36eb27
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SSDEEP
49152:Bik3l/s9YcuT/s9YEQtQRTMYIMi7ztf33cSywWyFoEgn9u4:BvVsGfzsG1tQRjdih8rwc
Malware Config
Signatures
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Detect ZGRat V1 1 IoCs
resource yara_rule sample family_zgrat_v1 -
Zgrat family
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.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule sample net_reactor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource zune.exe
Files
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zune.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 2.6MB - Virtual size: 2.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 127KB - Virtual size: 126KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ