Behavioral task
behavioral1
Sample
installer.exe
Resource
win10v2004-20231215-en
General
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Target
installer.exe
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Size
49KB
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MD5
302f116f77a1da406376d6d72543e00b
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SHA1
b0566fc0b12908ccced8ac8f0ad57cda42060a06
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SHA256
4961cfa023831ff4177eab676fe92f421f991e05c1a70158db04acd397b9ca5d
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SHA512
c3146473177a711b436410cf0c7bc80cbed279cad5d99ae20878017ccbb0828d6a667ed55b2d31ada8ea5862eaead4fe63430b96b58c4ad133696390aa0517a8
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SSDEEP
1536:p2g8/cU6qUbbyk5ckbgbfsm6KOY8L4FzS:p2g8I/CkbgAyOY88FzS
Malware Config
Extracted
xworm
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Install_directory
%Temp%
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install_file
microsoftsoftware_sv.exe
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pastebin_url
https://pastebin.com/raw/K9HnkriZ
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 installer.exe
Files
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installer.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: 47KB - Virtual size: 46KB
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