General
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Target
guilded_ums.exe
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Size
227KB
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Sample
240209-qmkjsabd8x
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MD5
adbb1ff2093cd75f5d386ed3071f732a
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SHA1
cbec205579e47cfab72873a13f3021b56c111b68
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SHA256
d646794ea3c663854047a79206ef3dc27f16c01162248a95d8d52927c05f1889
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SHA512
236f6fcda0a5808d63e34bb5c542196212d039bb739ed9c0902a0c899d01bfb47403561d6a9e69668e5e5055a42c46daf46910364d5a74be5c4cca2f84dd24ec
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SSDEEP
6144:dloZMxNXg+dOntLnEPfdMXGkVW2U7X8gtoGnnG+Tb8e1mai:/oZxEOn0mGkVW2U7X8gtoGnnGEw
Behavioral task
behavioral1
Sample
guilded_ums.exe
Resource
win10-20231215-en
Behavioral task
behavioral2
Sample
guilded_ums.exe
Resource
win7-20231215-en
Behavioral task
behavioral3
Sample
guilded_ums.exe
Resource
win10-20231220-en
Behavioral task
behavioral4
Sample
guilded_ums.exe
Resource
win10v2004-20231215-en
Malware Config
Extracted
umbral
https://media.guilded.gg/webhooks/2c5f9f77-f4ec-4ea9-9466-46f0364247ee/WWKNk9fLosqO8Wcc6OQEm2IOqQ2O8sCA0mc4UO44kMC0sMw6omO6GI8uaYAimwqM0yOccwkUIOoCIKwsAW6sgW
Targets
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Target
guilded_ums.exe
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Size
227KB
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MD5
adbb1ff2093cd75f5d386ed3071f732a
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SHA1
cbec205579e47cfab72873a13f3021b56c111b68
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SHA256
d646794ea3c663854047a79206ef3dc27f16c01162248a95d8d52927c05f1889
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SHA512
236f6fcda0a5808d63e34bb5c542196212d039bb739ed9c0902a0c899d01bfb47403561d6a9e69668e5e5055a42c46daf46910364d5a74be5c4cca2f84dd24ec
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SSDEEP
6144:dloZMxNXg+dOntLnEPfdMXGkVW2U7X8gtoGnnG+Tb8e1mai:/oZxEOn0mGkVW2U7X8gtoGnnGEw
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Detect Umbral payload
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Drops file in Drivers directory
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Deletes itself
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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