General
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Target
Doc09876545678.vbs
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Size
14KB
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Sample
240603-hj7k5sgd53
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MD5
494d78b928788a22fb2114e977a65aa3
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SHA1
f45fbbacb8fbda4f1e87f2b4d354294aa58e5d22
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SHA256
af46cfe7a8d2968846d0ae4ea5b3b36f91f37cf4195f781155e95c4e20696f85
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SHA512
cb04906f798259528f922439d8ff1e5dabd989b53b2fc4b19c8d9c1663fbaf40a504d8dd0d2592cbf12048ec0e80dde27dbff4dd9cf5e2974a1714fb0748856c
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SSDEEP
384:uZ4/lDtFSJhFdLCygqhKSYVg7ThfMbfj9wsH:ucDtFSJpLlKSAg7VfsBx
Static task
static1
Behavioral task
behavioral1
Sample
Doc09876545678.vbs
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Doc09876545678.vbs
Resource
win10v2004-20240508-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.defenber.com - Port:
587 - Username:
[email protected] - Password:
X8hhdzc})RSz - Email To:
[email protected]
Targets
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Target
Doc09876545678.vbs
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Size
14KB
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MD5
494d78b928788a22fb2114e977a65aa3
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SHA1
f45fbbacb8fbda4f1e87f2b4d354294aa58e5d22
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SHA256
af46cfe7a8d2968846d0ae4ea5b3b36f91f37cf4195f781155e95c4e20696f85
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SHA512
cb04906f798259528f922439d8ff1e5dabd989b53b2fc4b19c8d9c1663fbaf40a504d8dd0d2592cbf12048ec0e80dde27dbff4dd9cf5e2974a1714fb0748856c
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SSDEEP
384:uZ4/lDtFSJhFdLCygqhKSYVg7ThfMbfj9wsH:ucDtFSJpLlKSAg7VfsBx
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Blocklisted process makes network request
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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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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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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