Static task
static1
Behavioral task
behavioral1
Sample
kos.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
kos.exe
Resource
win10v2004-20230915-en
General
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Target
kos.exe
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Size
8KB
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MD5
076ab7d1cc5150a5e9f8745cc5f5fb6c
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SHA1
7b40783a27a38106e2cc91414f2bc4d8b484c578
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SHA256
d1b71081d7ba414b589338329f278ba51c6ccf542d74f131f96c2337ee0a4c90
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SHA512
75e274a654e88feb0d66156f387bc5e420811f4f62939396a7455d12e835d7e134b2579ab59976c591b416d1ec1acdf05e9eb290c8f01383c6a50bf43854420b
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SSDEEP
96:SJyJOuzsUIyOoR5ofnkdeKozt14fNdVdJFnzNt:SIIyjR5ofGe34vjx
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource kos.exe
Files
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kos.exe.exe windows 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: 5KB - Virtual size: 5KB
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
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ