Analysis Overview
SHA256
22f7fafd9845b9dacb7e30522960ffc3ee79ff956ddf5b3379d84a4f38616f30
Threat Level: Known bad
The file 69986811581643af859a0530c8f74f09_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-23 03:31
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-23 03:31
Reported
2024-05-23 03:33
Platform
win7-20240221-en
Max time kernel
150s
Max time network
155s
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\voiceprn.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\voiceprn.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A1898A27-0D79-4999-BE45-34B77F5023CF} | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A1898A27-0D79-4999-BE45-34B77F5023CF}\WpadDecision = "0" | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A1898A27-0D79-4999-BE45-34B77F5023CF}\WpadDecisionTime = c05b9fb8c1acda01 | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-28-a8-cd-b8-72\WpadDetectedUrl | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A1898A27-0D79-4999-BE45-34B77F5023CF}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-28-a8-cd-b8-72\WpadDecisionTime = c05b9fb8c1acda01 | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A1898A27-0D79-4999-BE45-34B77F5023CF}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-28-a8-cd-b8-72 | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A1898A27-0D79-4999-BE45-34B77F5023CF}\ea-28-a8-cd-b8-72 | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-28-a8-cd-b8-72\WpadDecisionReason = "1" | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-28-a8-cd-b8-72\WpadDecision = "0" | C:\Windows\SysWOW64\voiceprn.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\voiceprn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\voiceprn.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe"
C:\Windows\SysWOW64\voiceprn.exe
"C:\Windows\SysWOW64\voiceprn.exe"
C:\Windows\SysWOW64\voiceprn.exe
"C:\Windows\SysWOW64\voiceprn.exe"
Network
| Country | Destination | Domain | Proto |
| AZ | 185.129.3.211:443 | tcp | |
| AZ | 185.129.3.211:443 | tcp | |
| US | 24.253.16.214:50000 | tcp | |
| US | 24.253.16.214:50000 | tcp | |
| MX | 189.253.126.66:443 | tcp | |
| MX | 189.253.126.66:443 | tcp | |
| TH | 124.121.192.186:8080 | tcp |
Files
memory/1368-0-0x0000000000250000-0x0000000000266000-memory.dmp
memory/1368-5-0x0000000000270000-0x0000000000286000-memory.dmp
memory/1368-1-0x0000000000270000-0x0000000000286000-memory.dmp
memory/1368-6-0x0000000000290000-0x00000000002A0000-memory.dmp
memory/1368-12-0x0000000000250000-0x0000000000266000-memory.dmp
memory/2276-14-0x00000000002A0000-0x00000000002B0000-memory.dmp
memory/2276-13-0x00000000001E0000-0x00000000001F6000-memory.dmp
memory/2276-11-0x0000000000280000-0x0000000000296000-memory.dmp
memory/2276-7-0x0000000000280000-0x0000000000296000-memory.dmp
memory/2616-15-0x0000000000390000-0x00000000003A6000-memory.dmp
memory/2616-20-0x00000000003B0000-0x00000000003C6000-memory.dmp
memory/2616-16-0x00000000003B0000-0x00000000003C6000-memory.dmp
memory/2616-21-0x00000000003D0000-0x00000000003E0000-memory.dmp
memory/2616-27-0x0000000000390000-0x00000000003A6000-memory.dmp
memory/2276-29-0x00000000001E0000-0x00000000001F6000-memory.dmp
memory/2276-28-0x0000000000400000-0x000000000046C000-memory.dmp
memory/2772-30-0x0000000000390000-0x00000000003A6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-23 03:31
Reported
2024-05-23 03:33
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
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\69986811581643af859a0530c8f74f09_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4352 wrote to memory of 3948 | N/A | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe |
| PID 4352 wrote to memory of 3948 | N/A | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe |
| PID 4352 wrote to memory of 3948 | N/A | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe |
| PID 400 wrote to memory of 3956 | N/A | C:\Windows\SysWOW64\tvoutcase.exe | C:\Windows\SysWOW64\tvoutcase.exe |
| PID 400 wrote to memory of 3956 | N/A | C:\Windows\SysWOW64\tvoutcase.exe | C:\Windows\SysWOW64\tvoutcase.exe |
| PID 400 wrote to memory of 3956 | N/A | C:\Windows\SysWOW64\tvoutcase.exe | C:\Windows\SysWOW64\tvoutcase.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\69986811581643af859a0530c8f74f09_JaffaCakes118.exe"
C:\Windows\SysWOW64\tvoutcase.exe
"C:\Windows\SysWOW64\tvoutcase.exe"
C:\Windows\SysWOW64\tvoutcase.exe
"C:\Windows\SysWOW64\tvoutcase.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| AZ | 185.129.3.211:443 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 24.253.16.214:50000 | tcp | |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| MX | 189.253.126.66:443 | tcp | |
| TH | 124.121.192.186:8080 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.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 | 68.203.247.140:7080 | tcp | |
| US | 98.223.46.139:443 | tcp | |
| US | 8.8.8.8:53 | 200.201.50.20.in-addr.arpa | udp |
Files
memory/4352-5-0x0000000000810000-0x0000000000826000-memory.dmp
memory/4352-6-0x0000000000930000-0x0000000000940000-memory.dmp
memory/4352-1-0x0000000000810000-0x0000000000826000-memory.dmp
memory/4352-0-0x00000000007F0000-0x0000000000806000-memory.dmp
memory/3948-7-0x00000000020A0000-0x00000000020B6000-memory.dmp
memory/3948-8-0x00000000020C0000-0x00000000020D6000-memory.dmp
memory/3948-12-0x00000000020C0000-0x00000000020D6000-memory.dmp
memory/3948-13-0x00000000020E0000-0x00000000020F0000-memory.dmp
memory/4352-14-0x00000000007F0000-0x0000000000806000-memory.dmp
memory/400-15-0x0000000000620000-0x0000000000636000-memory.dmp
memory/400-19-0x0000000000620000-0x0000000000636000-memory.dmp
memory/400-21-0x0000000000510000-0x0000000000520000-memory.dmp
memory/400-20-0x0000000000600000-0x0000000000616000-memory.dmp
memory/3956-22-0x00000000008F0000-0x0000000000906000-memory.dmp
memory/3956-27-0x0000000000D90000-0x0000000000DA6000-memory.dmp
memory/3956-28-0x0000000000910000-0x0000000000920000-memory.dmp
memory/3956-23-0x0000000000D90000-0x0000000000DA6000-memory.dmp
memory/400-29-0x0000000000600000-0x0000000000616000-memory.dmp
memory/3948-30-0x0000000000400000-0x000000000046C000-memory.dmp
memory/3948-31-0x00000000020A0000-0x00000000020B6000-memory.dmp
memory/3956-32-0x00000000008F0000-0x0000000000906000-memory.dmp