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General
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Target
c76530899637831fd1ec3f281fda195a_JaffaCakes118
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Size
1.2MB
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Sample
240828-wyfb4azblg
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MD5
c76530899637831fd1ec3f281fda195a
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SHA1
207445fe509e567da3b3de081fc5e5334b2d77b2
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SHA256
a2b99bc286042b301692432559d915a6e8ae19f143afb9f91e6e5c51445ad925
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SHA512
fe933b0c19027e6a7fec65e9da04a3902db3509157c0b471289b13e1eab4d8f34776e78012210e8d1addeb52ed925b0136305c2aaaf761c8eed8b188562f3833
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SSDEEP
24576:NhtOJF7fjodcrAh2LbBa4QhdvdL6sgMUQhG+oomy0r0DO/:NLO3LjouAh2LbOLdLAqooE
Static task
static1
Behavioral task
behavioral1
Sample
c76530899637831fd1ec3f281fda195a_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
c76530899637831fd1ec3f281fda195a_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
c76530899637831fd1ec3f281fda195a_JaffaCakes118
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Size
1.2MB
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MD5
c76530899637831fd1ec3f281fda195a
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SHA1
207445fe509e567da3b3de081fc5e5334b2d77b2
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SHA256
a2b99bc286042b301692432559d915a6e8ae19f143afb9f91e6e5c51445ad925
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SHA512
fe933b0c19027e6a7fec65e9da04a3902db3509157c0b471289b13e1eab4d8f34776e78012210e8d1addeb52ed925b0136305c2aaaf761c8eed8b188562f3833
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SSDEEP
24576:NhtOJF7fjodcrAh2LbBa4QhdvdL6sgMUQhG+oomy0r0DO/:NLO3LjouAh2LbOLdLAqooE
Score9/10-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2