General
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Target
SteamServersFix.exe
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Size
327KB
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Sample
241203-ysdx7a1pcw
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MD5
a4b716a88bd9bffe93238cf361d2bb9b
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SHA1
a8d98a27fe2c4d36b0093d518660afe5f8f59208
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SHA256
fa01f82861a9949b4bddcadd6c2c5fd707b07c6a4090b08a19e932236c04feb9
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SHA512
65d1c05de9634c4fc6562233010b473dabf13507108fd9ba83842598a72270b57added822726bb71585a5c70a8355940258c322cfe427e150d7e579f067421a6
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SSDEEP
6144:zqW6/EpyjHwbECuizo+GIIIIIIIhIIIIIIIIIIIIIIIU:zj0tCuizL
Behavioral task
behavioral1
Sample
SteamServersFix.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
SteamServersFix.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
xworm
vshostupdater.duckdns.org:1177
http://vshostupdater.duckdns.org:1177
octothl-21053.portmap.host:21053:1177
189.14.62.242:1177
192.168.1.6:1177
187.18.72.113:1177
189.14.53.123:1177
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Install_directory
%AppData%
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install_file
SteamProcFix.exe
Targets
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Target
SteamServersFix.exe
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Size
327KB
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MD5
a4b716a88bd9bffe93238cf361d2bb9b
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SHA1
a8d98a27fe2c4d36b0093d518660afe5f8f59208
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SHA256
fa01f82861a9949b4bddcadd6c2c5fd707b07c6a4090b08a19e932236c04feb9
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SHA512
65d1c05de9634c4fc6562233010b473dabf13507108fd9ba83842598a72270b57added822726bb71585a5c70a8355940258c322cfe427e150d7e579f067421a6
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SSDEEP
6144:zqW6/EpyjHwbECuizo+GIIIIIIIhIIIIIIIIIIIIIIIU:zj0tCuizL
Score10/10-
Detect Xworm Payload
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Xworm family
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1