General
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Target
XClient.exe
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Size
190KB
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MD5
21b9f390aaf842a38dd8a27a5c67e718
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SHA1
9dcafda9fc56dd0ec3d7f8392228404c39b614e0
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SHA256
ec96de99b5257e59878490164db618607f01b7791e9cd0feedd5352c5070f7cb
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SHA512
050ebc9734320f843ef650e2d55e6ae2cae8bfe80dd341fe0378166628ede8161e42de478aac8f044399ab19fda23be1f08fa53eb1ae019ba7f9282b8ff6b412
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SSDEEP
3072:z79Ml4Z0+bBHsTOg4UCRUGKXs+S++7KFSbxeY+qDDrMP:/3bpstGqStKEbxI
Malware Config
Extracted
xworm
https://pastebin.com/raw/H3wFXmEi:6666
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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 XClient.exe
Files
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XClient.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: 61KB - Virtual size: 61KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 127KB - Virtual size: 127KB
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