Static task
static1
Behavioral task
behavioral1
Sample
ymbk.exe
Resource
win7-20230712-en
General
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Target
ymbk.exe
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Size
81.2MB
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MD5
f7b9faf98763a7dfb8fa312291abe39c
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SHA1
3c8a7f2885d5465dac86ee001c22375e9fb88145
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SHA256
c48585aaad4288f5f119da99355579c4fa61721f13e6f96c13b1b38cf672dbae
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SHA512
52442968379d52c42a10762f478e3fcb8ba23947469e078e2930fa77f3b05ed3c610b77ef31e18688a6f792d67567827d9ed5f3cf6da9c3c32170b650a16395d
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SSDEEP
1572864:zHRP3dtcv9AxsLAsRG+hnW08MPMedhpTwC6qnIVMJoiO/Z3MzgnWGBJ8mpzNLzmZ:zx1+v9L0EpWKPMILwC6qnwkovh3znWG2
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ymbk.exe
Files
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ymbk.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: 81.1MB - Virtual size: 81.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 56KB - Virtual size: 55KB
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