General
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Target
SecuriteInfo.com.Variant.Zusy.579171.21622.20496.exe
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Size
6.3MB
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Sample
250210-k1sveswkfj
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MD5
3d9d112de1d1c23fa2b4eb8d321ce6e5
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SHA1
9314e7202b643196bf242f388fdd806506e10b20
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SHA256
7e49f1011a210abac4fdb4472a4ae389871222061a3bd2ae7375855933b093a4
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SHA512
b61bfe8da853dc93f8a9f9e0b82cbca0242337a561505a0947b9ada2534eca649f56ef146cf51af0f82f08221337db953c4f132236b3d8f77f32218406f4dd9b
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SSDEEP
98304:mr4ZWX/n/RYNTYxiFwBucMQudBXR+MUBDW5IeBgsh22I2fcgI:Xw/RYNTrMjPq9gsh2x2zI
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Variant.Zusy.579171.21622.20496.exe
Resource
win7-20250207-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Variant.Zusy.579171.21622.20496.exe
Resource
win10v2004-20250207-en
Malware Config
Extracted
cryptbot
http://home.fivepp5sb.top/joLepLgSzIBRhlkJbQYx17
Targets
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Target
SecuriteInfo.com.Variant.Zusy.579171.21622.20496.exe
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Size
6.3MB
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MD5
3d9d112de1d1c23fa2b4eb8d321ce6e5
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SHA1
9314e7202b643196bf242f388fdd806506e10b20
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SHA256
7e49f1011a210abac4fdb4472a4ae389871222061a3bd2ae7375855933b093a4
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SHA512
b61bfe8da853dc93f8a9f9e0b82cbca0242337a561505a0947b9ada2534eca649f56ef146cf51af0f82f08221337db953c4f132236b3d8f77f32218406f4dd9b
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SSDEEP
98304:mr4ZWX/n/RYNTYxiFwBucMQudBXR+MUBDW5IeBgsh22I2fcgI:Xw/RYNTrMjPq9gsh2x2zI
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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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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Active Setup
1Browser Extensions
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Active Setup
1Event Triggered Execution
1Component Object Model Hijacking
1