General
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Target
upO Builder 0.9.7.exe
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Size
3.5MB
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Sample
250306-vqej6atsft
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MD5
c7789a0f8d83e744a84b0b4be0be7158
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SHA1
c8ffb47663650341146810daf5ebbc29018b3e1d
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SHA256
9365fa153dd60ba9703ea92cd37e0c737c5f222012644f6acb0892c558113451
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SHA512
711c59377faad994c4696d16e2718578f82673b2baac9d6d7022a5f37c81bfff71e812e8f5d574bfbfaf748b73d794faccc885d036dea751ea52e108e3dfea7a
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SSDEEP
98304:weaJXwmAk5dop8nuxgHe2eBu7jqhbq2OkVV9icA:WAk5dop8nuO1r7jq9nTFip
Static task
static1
Malware Config
Extracted
https://github.com/charlie-60/R/raw/refs/heads/main/MasonRootkit.exe
https://raw.githubusercontent.com/ninhpn1337/Disable-Windows-Defender/main/source.bat
Extracted
xworm
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Install_directory
%port%
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install_file
svchost.exe
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pastebin_url
https://pastebin.com/raw/J42c6s7r
Targets
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Target
upO Builder 0.9.7.exe
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Size
3.5MB
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MD5
c7789a0f8d83e744a84b0b4be0be7158
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SHA1
c8ffb47663650341146810daf5ebbc29018b3e1d
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SHA256
9365fa153dd60ba9703ea92cd37e0c737c5f222012644f6acb0892c558113451
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SHA512
711c59377faad994c4696d16e2718578f82673b2baac9d6d7022a5f37c81bfff71e812e8f5d574bfbfaf748b73d794faccc885d036dea751ea52e108e3dfea7a
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SSDEEP
98304:weaJXwmAk5dop8nuxgHe2eBu7jqhbq2OkVV9icA:WAk5dop8nuO1r7jq9nTFip
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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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Executes dropped EXE
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Legitimate hosting services abused for malware hosting/C2
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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
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