Behavioral task
behavioral1
Sample
windll.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
windll.exe
Resource
win10v2004-20240802-en
General
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Target
windll.exe
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Size
77KB
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MD5
c384677d1954ed4e2c4aa4ac73f26240
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SHA1
292550a1e46f2218157322e5a2b9928eb785b15a
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SHA256
673909241d875637eb329a3f7744eee36c033d3b538d6b73138176b751866c49
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SHA512
1b095f28347f30b3d75746bd8f351018c52d58a2ed1f240e3fee30126844ab2de466e25ffe47adecc7be31d54498ddab7ba096adc0c6c64d364fd02470cdbd15
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SSDEEP
1536:bJf8kwnNWDALXSVxL+bh4RHso60547b/gsSOrKNSwUK:lu8aXUxL+bhE/4vTSOrK7N
Malware Config
Extracted
xworm
127.0.0.1:41012
147.185.221.18:41012
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Install_directory
%ProgramData%
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install_file
svchost32.exe
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 windll.exe
Files
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windll.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: 74KB - Virtual size: 74KB
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