Analysis Overview
SHA256
7236fb13667086299d0cf8eb8ffb5e013bb0314b392f197d8be523548ca73f06
Threat Level: Shows suspicious behavior
The file 274af13f898b0747a0549b340bb17ed1_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
Writes to the Master Boot Record (MBR)
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 23:49
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 23:49
Reported
2024-05-08 23:51
Platform
win7-20240215-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | master.etl.desktop.qq.com | udp |
| US | 8.8.8.8:53 | c.pc.qq.com | udp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| HK | 43.135.106.184:80 | c.pc.qq.com | tcp |
| HK | 43.135.106.184:443 | c.pc.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
Files
\Users\Admin\AppData\Local\Temp\TencentDownload\~f7611eb\QQPCDownload.dll
| MD5 | cc4af7e018bf913b1be001cf4472062e |
| SHA1 | 1646fc215b5198a90eecb6665b90949a8f3507ba |
| SHA256 | 06a7d3b03c5e1a52ccf1c94ed564ac3a6682afcf5aa06309c2f6dcb72de31b2f |
| SHA512 | 037e528f6d3becd2ac8cfa2563a4b8eebfb11468450e75d672be01d0fc36b45b8decc17309917ab672bfe871853076a84bd2438ee3421421d283547167fca843 |
memory/2320-11-0x0000000002060000-0x0000000002061000-memory.dmp
memory/2320-9-0x0000000003320000-0x0000000003331000-memory.dmp
\Users\Admin\AppData\Local\Temp\TencentDownload\~f7611eb\qmdr\dr.dll
| MD5 | 4f53e6f3881ff3e1ee1cc0dc0561410f |
| SHA1 | 31388b4d64164eaa5b79ee30bf22840f6b5955a2 |
| SHA256 | 967bfd76354486919fd252a8bcb3d787af495a0a58bfb8a216b3776cdc2dfc43 |
| SHA512 | a652d85e36143e45bafc105f7f385b1dfa25cc83d7bb1c2b167999ec95f4dd27fc43ea91e14abc26f78395a202159807dbfd85394b30061b64fea285aab64921 |
memory/2320-15-0x0000000002060000-0x0000000002061000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 23:49
Reported
2024-05-08 23:51
Platform
win10v2004-20240508-en
Max time kernel
115s
Max time network
127s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | master.etl.desktop.qq.com | udp |
| US | 8.8.8.8:53 | c.pc.qq.com | udp |
| HK | 43.135.106.184:80 | c.pc.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| HK | 43.135.106.184:443 | c.pc.qq.com | tcp |
| US | 8.8.8.8:53 | 184.106.135.43.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e574c7a\QQPCDownload.dll
| MD5 | cc4af7e018bf913b1be001cf4472062e |
| SHA1 | 1646fc215b5198a90eecb6665b90949a8f3507ba |
| SHA256 | 06a7d3b03c5e1a52ccf1c94ed564ac3a6682afcf5aa06309c2f6dcb72de31b2f |
| SHA512 | 037e528f6d3becd2ac8cfa2563a4b8eebfb11468450e75d672be01d0fc36b45b8decc17309917ab672bfe871853076a84bd2438ee3421421d283547167fca843 |
memory/3544-8-0x00000000028C0000-0x00000000028C1000-memory.dmp
memory/3544-13-0x00000000028E0000-0x00000000028F1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e574c7a\qmdr\dr.dll
| MD5 | 4f53e6f3881ff3e1ee1cc0dc0561410f |
| SHA1 | 31388b4d64164eaa5b79ee30bf22840f6b5955a2 |
| SHA256 | 967bfd76354486919fd252a8bcb3d787af495a0a58bfb8a216b3776cdc2dfc43 |
| SHA512 | a652d85e36143e45bafc105f7f385b1dfa25cc83d7bb1c2b167999ec95f4dd27fc43ea91e14abc26f78395a202159807dbfd85394b30061b64fea285aab64921 |
memory/3544-19-0x00000000028C0000-0x00000000028C1000-memory.dmp