Behavioral task
behavioral1
Sample
spoolsv.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
spoolsv.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
spoolsv.exe
Resource
win11-20241007-en
Errors
General
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Target
spoolsv.exe
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Size
125KB
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MD5
02201ab0ffca3905fbf110296fd58298
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SHA1
4068eb4c09f6e09637588ee3cf62bf7229a25faa
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SHA256
4d0f2f8fd89fec7e4f1348b5b6a0ea528d2b391f48e69df140b91845c0989abe
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SHA512
4f2d86d8dbdb6946bdd982b7c48aea803eccd99c51ddbd6edcb1f7301f9a8f255953210b5b47ecd6e6a8f1bf93269bb519b3a83548f7d3ea63ded3980bef3705
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SSDEEP
1536:Rn7TvjnE1RowM/gZbgjx1LAYivy6sDOsyrXdtyVt3A7HPd4n+lbeRZIbSQPYU:RHovoX/0bgAoORHyHQbPRyZ2pPYU
Malware Config
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 spoolsv.exe
Files
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spoolsv.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: 68KB - Virtual size: 67KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 56KB - Virtual size: 56KB
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