Analysis Overview
SHA256
7c6ab433df7c7f0d201965e2bf3ea5e225b9b7fcbfc2be7be5aadc7428ad8970
Threat Level: Known bad
The file 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
UAC bypass
Modifies visiblity of hidden/system files in Explorer
Adds policy Run key to start application
Disables taskbar notifications via registry modification
Deletes itself
Blocklisted process makes network request
Drops file in Program Files directory
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-03 07:40
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 07:40
Reported
2024-06-03 07:42
Platform
win10v2004-20240508-en
Max time kernel
142s
Max time network
125s
Command Line
Signatures
Modifies visiblity of hidden/system files in Explorer
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | C:\Windows\SysWOW64\msiexec.exe | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\software\microsoft\windows\currentversion\Policies\Explorer\Run | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\250000887 = "C:\\PROGRA~3\\mscPU.exe" | C:\Windows\SysWOW64\msiexec.exe | N/A |
Disables taskbar notifications via registry modification
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\240602500 | C:\Windows\SysWOW64\msiexec.exe | N/A |
| File opened for modification | C:\PROGRA~3\mscPU.exe | C:\Windows\SysWOW64\msiexec.exe | N/A |
| File created | C:\PROGRA~3\mscPU.exe | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1868 wrote to memory of 1760 | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | C:\Windows\SysWOW64\msiexec.exe |
| PID 1868 wrote to memory of 1760 | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | C:\Windows\SysWOW64\msiexec.exe |
| PID 1868 wrote to memory of 1760 | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | C:\Windows\SysWOW64\msiexec.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe"
C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\system32\msiexec.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | europe.pool.ntp.org | udp |
| US | 8.8.4.4:53 | microsoft.com | udp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 8.8.8.8:53 | 152.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 130.188.197.82.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.4.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | tds.repack.it | udp |
| US | 8.8.8.8:53 | bmp.pilenga.co.uk | udp |
| NL | 23.62.61.160:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 133.250.112.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 160.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.4.4:53 | microsoft.com | udp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 8.8.8.8:53 | tds.repack.it | udp |
| US | 8.8.8.8:53 | bmp.pilenga.co.uk | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.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 |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.4.4:53 | microsoft.com | udp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 8.8.8.8:53 | tds.repack.it | udp |
| US | 8.8.8.8:53 | bmp.pilenga.co.uk | udp |
Files
memory/1868-0-0x00000000004A0000-0x00000000004A6000-memory.dmp
memory/1868-1-0x0000000000920000-0x0000000000930000-memory.dmp
memory/1760-2-0x0000000000010000-0x0000000000022000-memory.dmp
memory/1760-8-0x0000000000660000-0x0000000000670000-memory.dmp
memory/1760-7-0x0000000000400000-0x0000000000408000-memory.dmp
memory/1760-6-0x0000000000010000-0x0000000000022000-memory.dmp
memory/1760-4-0x0000000000010000-0x0000000000022000-memory.dmp
memory/1868-9-0x0000000000400000-0x0000000000425000-memory.dmp
memory/1760-15-0x0000000000660000-0x0000000000670000-memory.dmp
memory/1760-19-0x0000000000400000-0x0000000000408000-memory.dmp
memory/1760-20-0x0000000000660000-0x0000000000670000-memory.dmp
memory/1760-21-0x0000000000660000-0x0000000000670000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 07:40
Reported
2024-06-03 07:42
Platform
win7-20240508-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Modifies visiblity of hidden/system files in Explorer
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | C:\Windows\SysWOW64\msiexec.exe | N/A |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Windows\SysWOW64\msiexec.exe | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\software\microsoft\windows\currentversion\Policies\Explorer\Run | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\2054030863 = "C:\\PROGRA~3\\msriupm.exe" | C:\Windows\SysWOW64\msiexec.exe | N/A |
Disables taskbar notifications via registry modification
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\PROGRA~3\msriupm.exe | C:\Windows\SysWOW64\msiexec.exe | N/A |
| File created | C:\PROGRA~3\msriupm.exe | C:\Windows\SysWOW64\msiexec.exe | N/A |
| File created | C:\PROGRA~3\259434670 | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe"
C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\system32\msiexec.exe"
C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\system32\msiexec.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | europe.pool.ntp.org | udp |
| US | 8.8.4.4:53 | microsoft.com | udp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 8.8.4.4:53 | tds.repack.it | udp |
| US | 8.8.8.8:53 | tds.repack.it | udp |
| US | 8.8.4.4:53 | bmp.pilenga.co.uk | udp |
| US | 8.8.8.8:53 | bmp.pilenga.co.uk | udp |
| US | 8.8.4.4:53 | microsoft.com | udp |
| US | 20.112.250.133:80 | microsoft.com | tcp |
| US | 8.8.4.4:53 | tds.repack.it | udp |
| US | 8.8.4.4:53 | bmp.pilenga.co.uk | udp |
Files
memory/2916-0-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/2916-1-0x0000000000080000-0x00000000000C0000-memory.dmp
memory/2376-2-0x00000000001A0000-0x00000000001B4000-memory.dmp
memory/2376-3-0x00000000001A0000-0x00000000001B4000-memory.dmp
memory/2376-5-0x00000000001A0000-0x00000000001B4000-memory.dmp
memory/2916-8-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2916-10-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/2916-11-0x0000000000080000-0x00000000000C0000-memory.dmp
memory/2592-14-0x0000000000130000-0x0000000000138000-memory.dmp
memory/2592-15-0x0000000002460000-0x00000000024A0000-memory.dmp
memory/2592-22-0x0000000000130000-0x0000000000138000-memory.dmp
memory/2592-23-0x0000000002460000-0x00000000024A0000-memory.dmp