Static task
static1
Behavioral task
behavioral1
Sample
sykora.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
sykora.exe
Resource
win10v2004-20240226-en
General
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Target
sykora.exe
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Size
126KB
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MD5
ff4b95855c05f265b37c7250ca56d329
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SHA1
25d9ba40bdc38132c9441cd792b3231fb30b2daa
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SHA256
f7e1d89b8d9b1bbd34a91cd145e612c531942b09311611847ee43ae99c1b95be
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SHA512
4f5a065fb7160b009d99ed645fde5402ce671a1346b28af495c320a93a4b91eaf777d4c435f66b5a3bfabe1e38054e0a3ab94342b720738e9682891bd351e607
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SSDEEP
768:nmvTZPkcvr9oVAUqp2VszxerSgTDJ8uWmpmyWgt:nePkcvr9iAUq8Mc2gTDZnpmyW
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource sykora.exe
Files
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sykora.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 107KB - Virtual size: 106KB
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