General
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Target
JaffaCakes118_b5086a758d463bce597c5bd5c6f23707e82f3a19f9ac96b4c9e1935bb00134b9
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Size
4.6MB
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Sample
241222-cfrgvsypgk
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MD5
86937696590b8f5316bc580f57514239
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SHA1
12b889c195633c8f83edc8c2d7de68dc0aa05ab0
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SHA256
b5086a758d463bce597c5bd5c6f23707e82f3a19f9ac96b4c9e1935bb00134b9
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SHA512
ce9fc8343cd08c1da922db32c9f9c85dafa1e540605c3ee2fd98425f2120dd95f35f10e3bb78254f5d942cb951308c307dd9177b5469d25aa394386b94b6fbd9
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SSDEEP
98304:lT+3yNxqNdexDNhs8EOFD4hFOCGBT1jODWIv4L:V0yNxJxDNhtnFcOCaZODHW
Static task
static1
Behavioral task
behavioral1
Sample
b308cb2b9e0c87edfca66e3b337f4efbecefbd2ece7a52f8a0708da0934322fc.exe
Resource
win7-20240903-en
Malware Config
Targets
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Target
b308cb2b9e0c87edfca66e3b337f4efbecefbd2ece7a52f8a0708da0934322fc
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Size
4.7MB
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MD5
aec88dc0fce9bab66fc9c31b30af950d
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SHA1
476e270fd4e4c7df0d0d3d744b8440d4b7bc2641
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SHA256
b308cb2b9e0c87edfca66e3b337f4efbecefbd2ece7a52f8a0708da0934322fc
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SHA512
235702f1077e47cbeca8373340fd1291bca84d2c34c99eee5f39f331eaaab29bc0b7f91797ba70528f155fa8366562b21c776d3c2ef8085947a6a026915f55e7
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SSDEEP
98304:3nhRkDypHFpvQLVth6GNvYPFOAzHQidMy/aujLhjCBUl0GO1s:mAHF6JOGNwPFOUHcXuXAlB1s
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CryptBot payload
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Cryptbot family
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Legitimate hosting services abused for malware hosting/C2
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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 NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2