General
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Target
OBS.exe
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Size
241KB
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MD5
906fcfc94d104f10aa98b0064b9b804c
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SHA1
204a9ffcc03f9de717553f6d1d0cbbba25b29ff4
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SHA256
4cea36a088d1de893433331e9a35b81ecdf71d07e289177f7e5e8e7e7be18c48
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SHA512
ee23fe05dbdf4ac4654f8cfad1933cee9fa709669e7496bb576eeb512fc1969b41696c4134ecc6c4f23ae4e2fb6c12b3ff5bf9550e5c27ef923d58787ee628ea
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SSDEEP
3072:fc8HhOxfhFu9yjOfZ5o6eebFMN3NTaupap2UvDkKQiJR:fc8Hsx/u9DNcNTaupa6
Malware Config
Extracted
xworm
3.1
192.168.19.1:7000
FyNMqIwz6SpiPxnV
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Install_directory
%AppData%
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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 OBS.exe
Files
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OBS.exe.exe windows:4 windows x86 arch: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: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 206KB - Virtual size: 206KB
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