General
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Target
4762b3698567f6ca4476b7efda3c9c8aac61b9d3123d67cd2379d8dbfcd8ebff
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Size
605KB
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Sample
221127-mjebtaac85
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MD5
10d50f6d602c7226059e474446961752
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SHA1
762085efb1976770d0030ece0df8c45bc70e7b13
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SHA256
4762b3698567f6ca4476b7efda3c9c8aac61b9d3123d67cd2379d8dbfcd8ebff
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SHA512
6e1ab1a48b9c476d030b2f4a62512e16a05d94c9bddac35043d936c217028f979ec7b8ac9ceacfcadf773ceabc3b7fcde1d1bc3aa2c1415c5b17be71428ef980
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SSDEEP
12288:GUqGjCSIzDzzXRZCasVJpxmRDdnDRU08hAFhiU7ENld7A2mhJB2MVq:GUqiGnzXRZh+pkRDhSAjQd3mhTtq
Static task
static1
Behavioral task
behavioral1
Sample
Atualização UPF n. 2.2.0.3.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Atualização UPF n. 2.2.0.3.exe
Resource
win10v2004-20220812-en
Malware Config
Targets
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Target
Atualização UPF n. 2.2.0.3.exe
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Size
1.0MB
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MD5
2401765178074a5b2f7aa40df5d5eb9b
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SHA1
f51da992a5c9c6980223c9fbc39b1175abb3d8d0
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SHA256
4622a83bb4d5b4e7d8e0ea963c927f9a900adb62bc1ab0263409e03d91a59eee
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SHA512
af00476c5571281b1b1028b267bf70a28d00bcbc181aa8b422249dfabcf68d127795d15780321cba3c04e606742e33c2847143b359728bb0cdc0a7cff5cc8e25
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SSDEEP
12288:vUOyMQXOm6Qx7701919qSyVgEHObxxvN8owF3mNpeod8Cw7KZkFkF4:vPlQXf6Qxv0pkhLOdxvNB+ibwWZS
Score10/10-
Modifies WinLogon for persistence
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Drops desktop.ini file(s)
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Suspicious use of SetThreadContext
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