Behavioral task
behavioral1
Sample
Steam Servers Starter.exe
Resource
win10ltsc2021-20241023-en
General
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Target
Steam Servers Starter.exe
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Size
328KB
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MD5
118058cb2e49ff809845d5543a8ee5c8
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SHA1
f7289d94b973fcbe0a064ed798c9328abecffca0
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SHA256
1133b725403821998bc9750d965d028ae078a3cc8d6014cbf231f7fb40a14f92
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SHA512
594bc589ca60bd653fabf72c34fb7e69de25643cbe19bbe1ed5e406390d7b6ac58c7adf76d66fc22d998b35bcfa5e0b07932aa6b73aee8cab1c277301c71bbf4
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SSDEEP
6144:rWBIIzFb83+GIIIIIIIhIIIIIIIIIIIIIIIU:qBIUi4
Malware Config
Extracted
xworm
vshostupdater.duckdns.org:1177
http://vshostupdater.duckdns.org:1177
189.14.62.242:1177
192.168.1.6:1177
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Install_directory
%AppData%
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install_file
svhostupdt.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 Steam Servers Starter.exe
Files
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Steam Servers Starter.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: 62KB - Virtual size: 61KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 265KB - Virtual size: 265KB
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