Analysis Overview
SHA256
b37218e666f643ded336e1f7f56cb8b7a87b6edf1c015359f074b74b0c7923db
Threat Level: Known bad
The file aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-14 14:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-14 14:57
Reported
2024-06-14 15:00
Platform
win7-20240221-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Emotet
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat | C:\Windows\SysWOW64\montanaaero.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2} | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\d2-ee-98-d2-b2-67 | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67\WpadDecisionReason = "1" | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67\WpadDecisionTime = b0c0454d6bbeda01 | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f010a000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadDecisionTime = b0c0454d6bbeda01 | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67\WpadDecision = "0" | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadDecision = "0" | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67 | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67\WpadDetectedUrl | C:\Windows\SysWOW64\montanaaero.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\montanaaero.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\montanaaero.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe"
C:\Windows\SysWOW64\montanaaero.exe
"C:\Windows\SysWOW64\montanaaero.exe"
C:\Windows\SysWOW64\montanaaero.exe
"C:\Windows\SysWOW64\montanaaero.exe"
Network
| Country | Destination | Domain | Proto |
| US | 70.168.211.61:80 | tcp | |
| US | 70.168.211.61:80 | tcp | |
| US | 98.5.202.134:80 | tcp | |
| US | 98.5.202.134:80 | tcp | |
| US | 64.68.15.56:990 | tcp | |
| US | 64.68.15.56:990 | tcp | |
| US | 148.74.143.194:443 | tcp |
Files
memory/2132-0-0x00000000013B0000-0x00000000013DB000-memory.dmp
memory/2132-5-0x00000000002A0000-0x00000000002B7000-memory.dmp
memory/2132-1-0x00000000002A0000-0x00000000002B7000-memory.dmp
memory/2132-6-0x0000000000110000-0x0000000000127000-memory.dmp
memory/2132-7-0x00000000003D0000-0x00000000003F0000-memory.dmp
memory/1740-8-0x00000000013B0000-0x00000000013DB000-memory.dmp
memory/1740-9-0x00000000008F0000-0x0000000000907000-memory.dmp
memory/1740-13-0x00000000008F0000-0x0000000000907000-memory.dmp
memory/1740-14-0x00000000002A0000-0x00000000002B7000-memory.dmp
memory/1740-15-0x0000000000ED0000-0x0000000000EF0000-memory.dmp
memory/2132-16-0x00000000013B0000-0x00000000013DB000-memory.dmp
memory/2576-17-0x00000000001E0000-0x00000000001F7000-memory.dmp
memory/2576-21-0x00000000001E0000-0x00000000001F7000-memory.dmp
memory/2576-23-0x0000000000200000-0x0000000000220000-memory.dmp
memory/2576-22-0x00000000001C0000-0x00000000001D7000-memory.dmp
memory/2576-24-0x0000000000260000-0x000000000028B000-memory.dmp
memory/2536-25-0x00000000013B0000-0x00000000013DB000-memory.dmp
memory/2536-30-0x00000000004E0000-0x00000000004F7000-memory.dmp
memory/2536-26-0x00000000004E0000-0x00000000004F7000-memory.dmp
memory/2576-31-0x00000000013B0000-0x00000000013DB000-memory.dmp
memory/2576-32-0x00000000001C0000-0x00000000001D7000-memory.dmp
memory/1740-33-0x00000000013B0000-0x00000000013DB000-memory.dmp
memory/1740-34-0x00000000002A0000-0x00000000002B7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-14 14:57
Reported
2024-06-14 15:00
Platform
win10v2004-20240508-en
Max time kernel
130s
Max time network
146s
Command Line
Signatures
Emotet
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2664 wrote to memory of 3404 | N/A | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe |
| PID 2664 wrote to memory of 3404 | N/A | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe |
| PID 2664 wrote to memory of 3404 | N/A | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe |
| PID 2968 wrote to memory of 444 | N/A | C:\Windows\SysWOW64\attribiwamreg.exe | C:\Windows\SysWOW64\attribiwamreg.exe |
| PID 2968 wrote to memory of 444 | N/A | C:\Windows\SysWOW64\attribiwamreg.exe | C:\Windows\SysWOW64\attribiwamreg.exe |
| PID 2968 wrote to memory of 444 | N/A | C:\Windows\SysWOW64\attribiwamreg.exe | C:\Windows\SysWOW64\attribiwamreg.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aa4b9772202b7f5ba037c3b9a21f19ff_JaffaCakes118.exe"
C:\Windows\SysWOW64\attribiwamreg.exe
"C:\Windows\SysWOW64\attribiwamreg.exe"
C:\Windows\SysWOW64\attribiwamreg.exe
"C:\Windows\SysWOW64\attribiwamreg.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 70.168.211.61:80 | tcp | |
| US | 98.5.202.134:80 | tcp | |
| US | 148.74.143.194:443 | tcp | |
| US | 108.52.190.19:80 | tcp | |
| US | 64.68.15.56:443 | tcp | |
| US | 75.76.172.226:80 | tcp |
Files
memory/2664-0-0x0000000000170000-0x000000000019B000-memory.dmp
memory/2664-5-0x0000000002A50000-0x0000000002A67000-memory.dmp
memory/2664-2-0x0000000002A50000-0x0000000002A67000-memory.dmp
memory/2664-7-0x0000000002A70000-0x0000000002A90000-memory.dmp
memory/2664-6-0x0000000000EA0000-0x0000000000EB7000-memory.dmp
memory/3404-12-0x0000000002F40000-0x0000000002F57000-memory.dmp
memory/3404-8-0x0000000002F40000-0x0000000002F57000-memory.dmp
memory/3404-14-0x0000000002F60000-0x0000000002F80000-memory.dmp
memory/3404-13-0x00000000016F0000-0x0000000001707000-memory.dmp
memory/2664-15-0x0000000000170000-0x000000000019B000-memory.dmp
memory/2968-20-0x00000000012A0000-0x00000000012B7000-memory.dmp
memory/2968-16-0x00000000012A0000-0x00000000012B7000-memory.dmp
memory/2968-22-0x00000000012C0000-0x00000000012E0000-memory.dmp
memory/2968-21-0x0000000001280000-0x0000000001297000-memory.dmp
memory/444-27-0x0000000001A10000-0x0000000001A27000-memory.dmp
memory/444-23-0x0000000001A10000-0x0000000001A27000-memory.dmp
memory/2968-28-0x0000000000170000-0x000000000019B000-memory.dmp
memory/2968-29-0x0000000001280000-0x0000000001297000-memory.dmp
memory/3404-30-0x0000000000170000-0x000000000019B000-memory.dmp
memory/3404-31-0x00000000016F0000-0x0000000001707000-memory.dmp