Static task
static1
Behavioral task
behavioral1
Sample
KEIBOJS_000000242301_pdf.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
KEIBOJS_000000242301_pdf.exe
Resource
win10v2004-20231130-en
General
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Target
804d083d79760fedd410c64cad608b4496e34a3d7c3979d25258f1796bf308df
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Size
64KB
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MD5
25fae33fa96cdcdfaa1176d7818d3ae6
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SHA1
3de43a39eace8723ae64da5af474297df479f253
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SHA256
804d083d79760fedd410c64cad608b4496e34a3d7c3979d25258f1796bf308df
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SHA512
6285f04d8659cd5b0a3290e148a3950e1ce9c3aa4e9ad800f5c9d1d30928d1aa5823dc48c865810bf585b8e48f3e970944f51a0bd095c065f9321a2bd44d7c70
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SSDEEP
192:wdQ8+pGrmjALBBhaqFYw55bGTzK5jX92PxcZiHu:wO8YKmjSxFv5JQzKJX9roHu
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack002/KEIBOJS_000000242301_pdf.exe
Files
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804d083d79760fedd410c64cad608b4496e34a3d7c3979d25258f1796bf308df.iso
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out.iso.iso
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KEIBOJS_000000242301_pdf.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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 8KB - Virtual size: 7KB
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