General
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Target
dllhosting.exe
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Size
66KB
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MD5
57faa6b84fd1d328eeff3198a41dac84
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SHA1
9714815a289f2b30c26d489aa11f980392616be5
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SHA256
c5aaded89d2cfe3abdbd8956dc2ca8dcee427b5d7c9c89690921e43a85e55192
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SHA512
82492fb3fd25f6a1f74c7fa20cef535997101c53ef6933fffbcc126c8ac220db15bbc8520adb041d3aa634044d5af8c64411114addf21658eb1d5ea08d1e8dec
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SSDEEP
1536:c8K/Rzqn50Q7gmVikpizn4bctWypSPD6POQ7rDb:c8K/RzK0Q7gGisbctcaOQ73b
Malware Config
Extracted
xworm
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Install_directory
%ProgramData%
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install_file
USB.exe
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pastebin_url
https://pastebin.com/raw/YFCVB1E9
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 dllhosting.exe
Files
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dllhosting.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: 64KB - Virtual size: 63KB
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