General
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Target
s3.exe
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Size
44KB
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MD5
c67100bb482bc085af61d23aaa2c2191
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SHA1
1c2dbd8605509a30cb1fee426142c381dc392db2
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SHA256
41c277b3d567ac5449e29328212596efe8c16bf58bc9043b70a14d7142111163
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SHA512
a83ee017b97d5858cb337f0f877f27cfe0fea6b0a838711db5bf4445a57ce71cf2e8a4462a38cfbbaf545ea7c0cdefcb58b30cfb9184ef76ddd71011fcfe8af0
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SSDEEP
768:W2aZQnlm1k5nVABNIkfVr9PDDmFEPa9Bfc6tOFhFzwtw2:WKlRcflMFd9Nc6tOFnn2
Malware Config
Extracted
xworm
5.0
U7sKl0tpfhRT8PYA
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Install_directory
%LocalAppData%
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install_file
rundll64.exe
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pastebin_url
https://pastebin.com/raw/EiiXCJbn
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 s3.exe
Files
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s3.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: 42KB - Virtual size: 41KB
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