Analysis Overview
SHA256
c7471db4f3956c462bb68ba0524288c4e4aca3184bd865f0f04ebc7672879f99
Threat Level: Known bad
The file c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Emotet family
CryptOne packer
Drops file in System32 directory
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of UnmapMainImage
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-04 04:23
Signatures
CryptOne packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-04 04:23
Reported
2024-12-04 04:25
Platform
win7-20240708-en
Max time kernel
144s
Max time network
146s
Command Line
Signatures
Emotet
Emotet family
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\iellevents.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\iellevents.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0A0377A8-FF70-4A7F-BEE6-0CA71D73BEB1}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-66-fc-89-7e-66\WpadDecisionReason = "1" | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f01a1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0A0377A8-FF70-4A7F-BEE6-0CA71D73BEB1}\WpadDecisionTime = 40a5f14c0446db01 | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-66-fc-89-7e-66\WpadDecision = "0" | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0A0377A8-FF70-4A7F-BEE6-0CA71D73BEB1} | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-66-fc-89-7e-66 | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0A0377A8-FF70-4A7F-BEE6-0CA71D73BEB1}\b2-66-fc-89-7e-66 | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0A0377A8-FF70-4A7F-BEE6-0CA71D73BEB1}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0A0377A8-FF70-4A7F-BEE6-0CA71D73BEB1}\WpadDecision = "0" | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-66-fc-89-7e-66\WpadDecisionTime = 40a5f14c0446db01 | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\iellevents.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\iellevents.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\iellevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iellevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iellevents.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iellevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\iellevents.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe
--be21362
C:\Windows\SysWOW64\iellevents.exe
"C:\Windows\SysWOW64\iellevents.exe"
C:\Windows\SysWOW64\iellevents.exe
--6cf6cd67
Network
| Country | Destination | Domain | Proto |
| US | 71.78.158.190:80 | tcp | |
| US | 71.78.158.190:80 | tcp | |
| US | 208.180.217.173:80 | tcp | |
| US | 208.180.217.173:80 | tcp | |
| AR | 181.31.182.138:80 | tcp | |
| AR | 181.31.182.138:80 | tcp |
Files
memory/1244-0-0x00000000001D0000-0x00000000001E1000-memory.dmp
memory/1244-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1244-3-0x00000000001D0000-0x00000000001E1000-memory.dmp
memory/1244-4-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1528-5-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1528-6-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2420-7-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2420-8-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1528-10-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2788-11-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2788-12-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2788-13-0x0000000000400000-0x0000000000414000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-04 04:23
Reported
2024-12-04 04:25
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
Emotet
Emotet family
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 | C:\Windows\SysWOW64\randomprompt.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\randomprompt.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\randomprompt.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\randomprompt.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4368 wrote to memory of 512 | N/A | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe |
| PID 4368 wrote to memory of 512 | N/A | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe |
| PID 4368 wrote to memory of 512 | N/A | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe |
| PID 4808 wrote to memory of 4540 | N/A | C:\Windows\SysWOW64\randomprompt.exe | C:\Windows\SysWOW64\randomprompt.exe |
| PID 4808 wrote to memory of 4540 | N/A | C:\Windows\SysWOW64\randomprompt.exe | C:\Windows\SysWOW64\randomprompt.exe |
| PID 4808 wrote to memory of 4540 | N/A | C:\Windows\SysWOW64\randomprompt.exe | C:\Windows\SysWOW64\randomprompt.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\c0c8c9bd59878b035135f469fbdf5a3f_JaffaCakes118.exe
--be21362
C:\Windows\SysWOW64\randomprompt.exe
"C:\Windows\SysWOW64\randomprompt.exe"
C:\Windows\SysWOW64\randomprompt.exe
--8dc774f9
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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 71.78.158.190:80 | tcp | |
| US | 8.8.8.8:53 | 68.209.201.84.in-addr.arpa | udp |
| US | 208.180.217.173:80 | tcp | |
| AR | 181.31.182.138:80 | tcp | |
| VE | 201.249.117.123:80 | tcp | |
| PA | 190.219.231.69:80 | tcp |
Files
memory/4368-0-0x0000000002160000-0x0000000002171000-memory.dmp
memory/4368-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4368-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4368-4-0x0000000002160000-0x0000000002171000-memory.dmp
memory/512-5-0x0000000000400000-0x0000000000417000-memory.dmp
memory/512-6-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4808-9-0x0000000000400000-0x0000000000417000-memory.dmp
memory/512-8-0x0000000000400000-0x0000000000417000-memory.dmp
memory/512-10-0x0000000000400000-0x0000000000417000-memory.dmp
memory/512-13-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4540-15-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4540-16-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4540-18-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4540-19-0x0000000000400000-0x0000000000417000-memory.dmp