Static task
static1
Behavioral task
behavioral1
Sample
Hkvyss.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Hkvyss.exe
Resource
win10v2004-20230703-en
General
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Target
Hkvyss.z
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Size
89KB
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MD5
cde31b4300fff68b6a35ddae703a13b0
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SHA1
08704d710e2cd39acebea36634a0e3a246b57fda
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SHA256
65bcbbf2323972738622f55d2d30638efe47735e0820bf4a310733cee1bf302e
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SHA512
da1868af4946e1076b8fb24d7e59c37461fa169bbc337eace5df247013f237cb663861e02e74e086c7094cd8e2ed162a04981c4a1e05830e70e6c7c2b729f24e
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SSDEEP
1536:Oz6b4Dx5K/mLsSharx+5EASG5liqZNVu6lzJmlYBK8R5cWtHydY/:J6x5w6PSG5TV3QYcw5cWtIY/
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Hkvyss.exe
Files
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Hkvyss.z.rar
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Hkvyss.exe.exe windows 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: 207KB - Virtual size: 207KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
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