Behavioral task
behavioral1
Sample
MainUpdated.exe
Resource
win7-20240419-en
General
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Target
MainUpdated.exe
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Size
61KB
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MD5
2d1117e76971378d13a5d79451fa585c
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SHA1
4cb446c2a6312b6da19683638f9ef16ae71e6328
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SHA256
f302df05db0c085c2614de01d1f351d88b102863bebdfa6fd2cb6dbba266889c
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SHA512
6545b824ea6b5659cba7cc5761bb0e68db3071c0077a39dc6257142defd49b370b11779243700f8acd4c25acac8fd39569f2c7a1b7e721ca90db74303dbb8ce5
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SSDEEP
1536:9jXPnvGv/tWNV9VsdCKoCRkbTCbBvP/OjQqudk+:9jX/qWz9OdDkbTGn/OjQqj+
Malware Config
Extracted
xworm
https://pastebin.com/raw/H3wFXmEi:1234
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install_file
USB.exe
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pastebin_url
https://pastebin.com/raw/H3wFXmEi
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 MainUpdated.exe
Files
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MainUpdated.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: 59KB - Virtual size: 58KB
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