Analysis Overview
SHA256
bbd2e2fbf9de689b293485b4cd01e9455201a3974a3082b68862e2e98d76d65c
Threat Level: Known bad
The file 6404079117fdcfa3a34eecb4009b407e_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
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
2024-05-21 16:46
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-21 16:46
Reported
2024-05-21 16:48
Platform
win10v2004-20240426-en
Max time kernel
135s
Max time network
145s
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\INetCache\Content.IE5 | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\shedaudio.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\shedaudio.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shedaudio.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shedaudio.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4948 wrote to memory of 1844 | N/A | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe |
| PID 4948 wrote to memory of 1844 | N/A | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe |
| PID 4948 wrote to memory of 1844 | N/A | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe |
| PID 2364 wrote to memory of 1036 | N/A | C:\Windows\SysWOW64\shedaudio.exe | C:\Windows\SysWOW64\shedaudio.exe |
| PID 2364 wrote to memory of 1036 | N/A | C:\Windows\SysWOW64\shedaudio.exe | C:\Windows\SysWOW64\shedaudio.exe |
| PID 2364 wrote to memory of 1036 | N/A | C:\Windows\SysWOW64\shedaudio.exe | C:\Windows\SysWOW64\shedaudio.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe"
C:\Windows\SysWOW64\shedaudio.exe
C:\Windows\SysWOW64\shedaudio.exe
C:\Windows\SysWOW64\shedaudio.exe
"C:\Windows\SysWOW64\shedaudio.exe"
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 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| FR | 178.32.255.132:7080 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| BG | 212.5.159.61:7080 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| FR | 92.51.161.43:8080 | tcp |
Files
memory/4948-4-0x00000000006D0000-0x00000000006DE000-memory.dmp
memory/4948-0-0x00000000006D0000-0x00000000006DE000-memory.dmp
memory/4948-6-0x00000000006E0000-0x00000000006F0000-memory.dmp
memory/4948-5-0x0000000000590000-0x000000000059E000-memory.dmp
memory/1844-11-0x00000000005C0000-0x00000000005CE000-memory.dmp
memory/1844-7-0x00000000005C0000-0x00000000005CE000-memory.dmp
memory/1844-13-0x00000000005D0000-0x00000000005E0000-memory.dmp
memory/1844-12-0x00000000005B0000-0x00000000005BE000-memory.dmp
memory/4948-14-0x0000000000590000-0x000000000059E000-memory.dmp
memory/2364-15-0x0000000000E80000-0x0000000000E8E000-memory.dmp
memory/2364-19-0x0000000000E80000-0x0000000000E8E000-memory.dmp
memory/2364-21-0x0000000000E90000-0x0000000000EA0000-memory.dmp
memory/2364-20-0x0000000000510000-0x000000000051E000-memory.dmp
memory/1036-26-0x00000000005D0000-0x00000000005DE000-memory.dmp
memory/1036-28-0x00000000007C0000-0x00000000007D0000-memory.dmp
memory/1036-27-0x00000000005C0000-0x00000000005CE000-memory.dmp
memory/1036-22-0x00000000005D0000-0x00000000005DE000-memory.dmp
memory/2364-29-0x0000000000510000-0x000000000051E000-memory.dmp
memory/1844-31-0x00000000005B0000-0x00000000005BE000-memory.dmp
memory/1844-30-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1036-32-0x00000000005C0000-0x00000000005CE000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-21 16:46
Reported
2024-05-21 16:48
Platform
win7-20240508-en
Max time kernel
120s
Max time network
120s
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\dhcpservice.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\dhcpservice.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-1c-0c-b7-89-d4 | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63EFE3F9-1A0E-415E-A843-1AE5D215C574}\WpadDecision = "0" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63EFE3F9-1A0E-415E-A843-1AE5D215C574} | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63EFE3F9-1A0E-415E-A843-1AE5D215C574}\be-1c-0c-b7-89-d4 | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-1c-0c-b7-89-d4\WpadDecisionTime = e03fa8709eabda01 | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0027000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63EFE3F9-1A0E-415E-A843-1AE5D215C574}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63EFE3F9-1A0E-415E-A843-1AE5D215C574}\WpadDecisionTime = e03fa8709eabda01 | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63EFE3F9-1A0E-415E-A843-1AE5D215C574}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-1c-0c-b7-89-d4\WpadDecisionReason = "1" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-1c-0c-b7-89-d4\WpadDecision = "0" | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dhcpservice.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6404079117fdcfa3a34eecb4009b407e_JaffaCakes118.exe"
C:\Windows\SysWOW64\dhcpservice.exe
C:\Windows\SysWOW64\dhcpservice.exe
C:\Windows\SysWOW64\dhcpservice.exe
"C:\Windows\SysWOW64\dhcpservice.exe"
Network
| Country | Destination | Domain | Proto |
| FR | 178.32.255.132:7080 | tcp | |
| FR | 178.32.255.132:7080 | tcp | |
| BG | 212.5.159.61:7080 | tcp | |
| BG | 212.5.159.61:7080 | tcp |
Files
memory/2480-0-0x0000000000250000-0x000000000025E000-memory.dmp
memory/2480-4-0x0000000000250000-0x000000000025E000-memory.dmp
memory/2480-6-0x0000000000260000-0x0000000000270000-memory.dmp
memory/2480-5-0x0000000000240000-0x000000000024E000-memory.dmp
memory/2224-11-0x00000000001E0000-0x00000000001EE000-memory.dmp
memory/2224-7-0x00000000001E0000-0x00000000001EE000-memory.dmp
memory/2224-13-0x0000000000280000-0x0000000000290000-memory.dmp
memory/2224-12-0x00000000001D0000-0x00000000001DE000-memory.dmp
memory/2480-14-0x0000000000240000-0x000000000024E000-memory.dmp
memory/1992-19-0x00000000001E0000-0x00000000001EE000-memory.dmp
memory/1992-15-0x00000000001E0000-0x00000000001EE000-memory.dmp
memory/1992-21-0x00000000001F0000-0x0000000000200000-memory.dmp
memory/1992-20-0x00000000001D0000-0x00000000001DE000-memory.dmp
memory/2720-27-0x0000000000240000-0x000000000024E000-memory.dmp
memory/1992-28-0x00000000001D0000-0x00000000001DE000-memory.dmp
memory/2224-29-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2224-30-0x00000000001D0000-0x00000000001DE000-memory.dmp
memory/2720-31-0x0000000000240000-0x000000000024E000-memory.dmp