Static task
static1
Behavioral task
behavioral1
Sample
BStub_Onimai.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
BStub_Onimai.exe
Resource
win10v2004-20240802-en
General
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Target
BStub_Onimai.exe
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Size
257KB
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MD5
9eba0c6d4375b7545a48c30b8bcc0351
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SHA1
bb1cd46f108672aea63d761ed3113dcc6b6cd135
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SHA256
93c0ed4747b482f7257a7683efa8c1544192c36120b033ede404906d25d719b2
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SHA512
c152ee229f7c424c6ca01b9bcd5df3edce1e28d752d736ff7dcd35bf76c459a0a9e78a0d1d7577f9ec831be4f353c9b654e28bc416387c3c907ee8212cf24c8a
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SSDEEP
6144:77npsTT5JsH+E0L0RPfGmVouP/Pa1gZC8q+BUTeM:o5JsHgLmCP+B
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource BStub_Onimai.exe
Files
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BStub_Onimai.exe.exe windows:4 windows x64 arch:x64
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_LARGE_ADDRESS_AWARE
Sections
.text Size: 255KB - Virtual size: 255KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ