Analysis Overview
SHA256
4a2015231b4dfe16b32d48c49cf38fb098e01a2dd5016eb91304d2ba033d6901
Threat Level: Known bad
The file JaffaCakes118_4a2015231b4dfe16b32d48c49cf38fb098e01a2dd5016eb91304d2ba033d6901 was found to be: Known bad.
Malicious Activity Summary
Trickbot
Trickbot family
Templ.dll packer
Program crash
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-25 00:20
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-25 00:20
Reported
2024-12-25 00:23
Platform
win7-20240903-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Trickbot
Trickbot family
Templ.dll packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\trigger.bat"
C:\Windows\system32\rundll32.exe
rundll32.exe update.dll,StartW
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe update.dll,StartW
C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
Network
Files
memory/2756-4-0x0000000000200000-0x000000000022B000-memory.dmp
memory/2756-0-0x0000000000230000-0x000000000025E000-memory.dmp
memory/2756-5-0x00000000002E0000-0x000000000030D000-memory.dmp
memory/2756-8-0x00000000006E0000-0x0000000000718000-memory.dmp
memory/2756-10-0x00000000005D0000-0x00000000005D3000-memory.dmp
memory/2756-9-0x00000000005E0000-0x00000000005E1000-memory.dmp
memory/2680-11-0x0000000000060000-0x0000000000080000-memory.dmp
memory/2756-12-0x00000000006E0000-0x0000000000718000-memory.dmp
memory/2756-13-0x00000000005D0000-0x00000000005D3000-memory.dmp
memory/2680-14-0x0000000000060000-0x0000000000080000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-25 00:20
Reported
2024-12-25 00:23
Platform
win10v2004-20241007-en
Max time kernel
103s
Max time network
151s
Command Line
Signatures
Trickbot
Trickbot family
Templ.dll packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wermgr.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 816 wrote to memory of 3700 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 816 wrote to memory of 3700 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 3700 wrote to memory of 1008 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3700 wrote to memory of 1008 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3700 wrote to memory of 1008 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1008 wrote to memory of 100 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\system32\wermgr.exe |
| PID 1008 wrote to memory of 100 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\system32\wermgr.exe |
| PID 1008 wrote to memory of 100 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\system32\wermgr.exe |
| PID 1008 wrote to memory of 100 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\system32\wermgr.exe |
Processes
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\trigger.bat"
C:\Windows\system32\rundll32.exe
rundll32.exe update.dll,StartW
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe update.dll,StartW
C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
Files
memory/1008-0-0x0000000000C90000-0x0000000000CBE000-memory.dmp
memory/1008-5-0x0000000000C60000-0x0000000000C8B000-memory.dmp
memory/1008-4-0x0000000002570000-0x000000000259D000-memory.dmp
memory/1008-8-0x0000000002900000-0x0000000002938000-memory.dmp
memory/1008-9-0x0000000002970000-0x0000000002971000-memory.dmp
memory/1008-10-0x0000000002960000-0x0000000002963000-memory.dmp
memory/100-11-0x0000021958C40000-0x0000021958C60000-memory.dmp
memory/1008-12-0x0000000002900000-0x0000000002938000-memory.dmp
memory/1008-13-0x0000000002960000-0x0000000002963000-memory.dmp
memory/1008-14-0x0000000000C50000-0x0000000000C57000-memory.dmp
memory/100-15-0x0000021958C40000-0x0000021958C60000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-12-25 00:20
Reported
2024-12-25 00:23
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 220
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-12-25 00:20
Reported
2024-12-25 00:23
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
100s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3216 wrote to memory of 3872 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3216 wrote to memory of 3872 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3216 wrote to memory of 3872 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\update.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3872 -ip 3872
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 181.129.81.91.in-addr.arpa | udp |