General
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Target
file.exe
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Size
4.2MB
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Sample
241127-aq69ysxlfz
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MD5
8bbc0ba3f7e3de90ec5e840675fb4312
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SHA1
d55c0017d44c6f92dab0a4590239633ae0d39c6d
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SHA256
61b556e5d3b3f6005b4d8074e31cb3b3fd99a285b62e8f141c5ee52bdfeb9e44
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SHA512
6a6fe43be875d44235b09f4b64fe54a0e3a2c426b314f236291c46f614774ebd3151ece273601f626c684a89138e452b713250d118f954694fef866775f740f6
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SSDEEP
98304:aFDniBcAh8HUmTwW5WmBZ8QTVkibnwXFF/57ZY4BoXo4O:aFDnisPz9BZrTVkibAFF2Y4
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
Malware Config
Targets
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Target
file.exe
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Size
4.2MB
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MD5
8bbc0ba3f7e3de90ec5e840675fb4312
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SHA1
d55c0017d44c6f92dab0a4590239633ae0d39c6d
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SHA256
61b556e5d3b3f6005b4d8074e31cb3b3fd99a285b62e8f141c5ee52bdfeb9e44
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SHA512
6a6fe43be875d44235b09f4b64fe54a0e3a2c426b314f236291c46f614774ebd3151ece273601f626c684a89138e452b713250d118f954694fef866775f740f6
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SSDEEP
98304:aFDniBcAh8HUmTwW5WmBZ8QTVkibnwXFF/57ZY4BoXo4O:aFDnisPz9BZrTVkibAFF2Y4
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Cryptbot family
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Enumerates VirtualBox registry keys
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1