Behavioral task
behavioral1
Sample
bKWC.exe
Resource
win7-20230831-en
General
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Target
bKWC.exe
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Size
56KB
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MD5
12b9fd9acbc1ad0d11ea58a6930f119c
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SHA1
87bb96efa520bdeea7cbee4559336610bc74d4f5
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SHA256
83b91f098157b5ba0147972c1d5c4d751d66fc59d7645e2e643ce863101f6d52
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SHA512
36fe4456888c98f277086984d3145c9d588fffebe4f781c40d6a8de763817dfdf6c2662ce406839f4b0511bf934d6a6091fb1f25465fe262590f5c6d30b400d6
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SSDEEP
768:yq2y5DshJuRXXjnfdD5ZjKo0o/aptgEbyQwFMCDaYJ0Y5sALNApOoghJIFlJhZxE:lM2HjzZuoPaxbyQwFX+uGpOXv4/BK
Malware Config
Extracted
xworm
3.1
serverwindor.duckdns.org:5000
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install_file
USB.exe
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule sample family_xworm -
Xworm family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bKWC.exe
Files
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bKWC.exe.exe windows:4 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: 54KB - Virtual size: 53KB
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