Analysis Overview
SHA256
53792131a86763f55f1c114ec3b916639543eeca08823c66db3ab731f87acd6b
Threat Level: Likely malicious
The file 90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks computer location settings
Executes dropped EXE
Drops desktop.ini file(s)
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Enumerates system info in registry
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-03 07:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 07:44
Reported
2024-06-03 07:47
Platform
win7-20240221-en
Max time kernel
119s
Max time network
121s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe"
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 07:44
Reported
2024-06-03 07:47
Platform
win10v2004-20240508-en
Max time kernel
134s
Max time network
127s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
Enumerates physical storage devices
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81 | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\91C6D6EE3E8AC86384E548C299295C756C817B81\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2384 wrote to memory of 628 | N/A | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe |
| PID 2384 wrote to memory of 628 | N/A | C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe
"C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe" 516a44baba09890fe0694ef2RExE1XtpATrgYLhvMwD/7uWh/HNNZwNIoeq/fQnIIOnmHJ6agNu6EEzkizrPk2PzLIVHZ9ZkneimHCG1bXSZr6FnWWrhqtlgHMRcliB1VUPd7bxaIVfoMaUrUiyoFZRNINZyJ3bViUrJ2KqzRtwEOa7YZbvE1hVy2saF2jbX63s= /v "C:\Users\Admin\AppData\Local\Temp\90fdb39e323f556e1cbd146aa6ac6058_JaffaCakes118.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4176,i,5711962389779687290,1245653010537220991,262144 --variations-seed-version --mojo-platform-channel-handle=4100 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ocsp.thawte.com | udp |
| US | 152.199.19.74:80 | ocsp.thawte.com | tcp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.19.199.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | crl.thawte.com | udp |
| SE | 192.229.221.95:80 | crl.thawte.com | tcp |
| US | 8.8.8.8:53 | th.symcd.com | udp |
| US | 152.199.19.74:80 | th.symcd.com | tcp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 945c5.northstar.api.socdn.com | udp |
| US | 13.248.148.254:80 | 945c5.northstar.api.socdn.com | tcp |
| US | 8.8.8.8:53 | 254.148.248.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\n2049\s2049.exe
| MD5 | 3704d702fab17912fe846d0cbcc6e1ee |
| SHA1 | 80a8eb023387c1503296d2a69e6490745fee6c9a |
| SHA256 | 6d947c5db567f39d74552b385a91bf3e5b1766062240e0c50e296a1d561c5197 |
| SHA512 | bcaf82f3b28bbe23fcde975c9ad6bc5c3849f962410bf74e873544cb3600f6537db3772538a92a965023c1e8b43e57e4b7988090cbffc1932587d7de816162f4 |
memory/628-12-0x00007FFC06D15000-0x00007FFC06D16000-memory.dmp
memory/628-13-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-29-0x000000001BC10000-0x000000001BC20000-memory.dmp
memory/628-32-0x000000001C640000-0x000000001CB0E000-memory.dmp
memory/628-33-0x000000001CBB0000-0x000000001CC4C000-memory.dmp
memory/628-34-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-35-0x000000001CDA0000-0x000000001CE02000-memory.dmp
memory/628-36-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-37-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-38-0x000000001CCB0000-0x000000001CCB8000-memory.dmp
memory/628-39-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-40-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-41-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-42-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-43-0x0000000020360000-0x000000002049C000-memory.dmp
memory/628-44-0x00000000209B0000-0x0000000020EBE000-memory.dmp
memory/628-45-0x00007FFC06D15000-0x00007FFC06D16000-memory.dmp
memory/628-46-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-47-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-48-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp
memory/628-50-0x00007FFC06A60000-0x00007FFC07401000-memory.dmp