Analysis Overview
SHA256
987c0d5b77345fdb979da45817424b80f08416ece53e67693b80c041228ae37e
Threat Level: Known bad
The file 663bd5680043ed438a43cbcf80379654_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
2024-05-22 05:56
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-22 05:56
Reported
2024-05-22 05:59
Platform
win7-20240221-en
Max time kernel
149s
Max time network
150s
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\packmheg.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\packmheg.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F7BB961-67A2-4A1B-9EFF-8A5307526C7A} | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F7BB961-67A2-4A1B-9EFF-8A5307526C7A}\WpadDecision = "0" | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\66-c0-4c-d7-22-e7 | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\66-c0-4c-d7-22-e7\WpadDecisionTime = 00cc8bdb0cacda01 | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\66-c0-4c-d7-22-e7\WpadDecision = "0" | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\66-c0-4c-d7-22-e7\WpadDetectedUrl | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F7BB961-67A2-4A1B-9EFF-8A5307526C7A}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F7BB961-67A2-4A1B-9EFF-8A5307526C7A}\WpadDecisionTime = 00cc8bdb0cacda01 | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F7BB961-67A2-4A1B-9EFF-8A5307526C7A}\66-c0-4c-d7-22-e7 | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\66-c0-4c-d7-22-e7\WpadDecisionReason = "1" | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00e8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\packmheg.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F7BB961-67A2-4A1B-9EFF-8A5307526C7A}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\packmheg.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\packmheg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\packmheg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\packmheg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\packmheg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\packmheg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\packmheg.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe"
C:\Windows\SysWOW64\packmheg.exe
"C:\Windows\SysWOW64\packmheg.exe"
C:\Windows\SysWOW64\packmheg.exe
"C:\Windows\SysWOW64\packmheg.exe"
Network
| Country | Destination | Domain | Proto |
| CA | 192.226.247.73:7080 | tcp | |
| CA | 192.226.247.73:7080 | tcp | |
| IN | 202.134.191.142:443 | tcp | |
| IN | 202.134.191.142:443 | tcp | |
| CA | 184.149.48.160:8443 | tcp | |
| CA | 184.149.48.160:8443 | tcp | |
| CO | 181.48.19.4:8080 | tcp | |
| CO | 181.48.19.4:8080 | tcp |
Files
memory/2876-0-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2876-2-0x0000000002200000-0x0000000002216000-memory.dmp
memory/2876-6-0x0000000002200000-0x0000000002216000-memory.dmp
memory/2876-8-0x0000000002220000-0x0000000002240000-memory.dmp
memory/2876-7-0x00000000021E0000-0x00000000021F6000-memory.dmp
memory/2876-9-0x0000000002240000-0x0000000002264000-memory.dmp
memory/2988-10-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2988-16-0x00000000003A0000-0x00000000003B6000-memory.dmp
memory/2988-20-0x00000000003C0000-0x00000000003E0000-memory.dmp
memory/2988-19-0x0000000000380000-0x0000000000396000-memory.dmp
memory/2876-18-0x00000000021E0000-0x00000000021F6000-memory.dmp
memory/2876-17-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2988-12-0x00000000003A0000-0x00000000003B6000-memory.dmp
memory/2564-26-0x0000000000470000-0x0000000000486000-memory.dmp
memory/2564-22-0x0000000000470000-0x0000000000486000-memory.dmp
memory/2564-27-0x00000000003E0000-0x00000000003F6000-memory.dmp
memory/2564-29-0x00000000004B0000-0x00000000004D4000-memory.dmp
memory/2564-28-0x0000000000490000-0x00000000004B0000-memory.dmp
memory/2576-35-0x0000000000570000-0x0000000000586000-memory.dmp
memory/2576-31-0x0000000000570000-0x0000000000586000-memory.dmp
memory/2576-37-0x0000000000590000-0x00000000005B0000-memory.dmp
memory/2576-36-0x0000000000550000-0x0000000000566000-memory.dmp
memory/2988-39-0x0000000000380000-0x0000000000396000-memory.dmp
memory/2576-40-0x0000000000550000-0x0000000000566000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-22 05:56
Reported
2024-05-22 05:59
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
149s
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\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3272 wrote to memory of 1208 | N/A | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe |
| PID 3272 wrote to memory of 1208 | N/A | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe |
| PID 3272 wrote to memory of 1208 | N/A | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe |
| PID 3528 wrote to memory of 3204 | N/A | C:\Windows\SysWOW64\oldroyale.exe | C:\Windows\SysWOW64\oldroyale.exe |
| PID 3528 wrote to memory of 3204 | N/A | C:\Windows\SysWOW64\oldroyale.exe | C:\Windows\SysWOW64\oldroyale.exe |
| PID 3528 wrote to memory of 3204 | N/A | C:\Windows\SysWOW64\oldroyale.exe | C:\Windows\SysWOW64\oldroyale.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\663bd5680043ed438a43cbcf80379654_JaffaCakes118.exe"
C:\Windows\SysWOW64\oldroyale.exe
"C:\Windows\SysWOW64\oldroyale.exe"
C:\Windows\SysWOW64\oldroyale.exe
"C:\Windows\SysWOW64\oldroyale.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 |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| CA | 192.226.247.73:7080 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| IN | 202.134.191.142:443 | tcp | |
| CA | 184.149.48.160:8443 | tcp | |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| CO | 181.48.19.4:8080 | tcp | |
| PE | 190.233.119.42:8090 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.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 |
| MX | 189.193.88.137:80 | tcp | |
| GB | 51.52.210.93:80 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
memory/3272-0-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3272-2-0x0000000001FF0000-0x0000000002006000-memory.dmp
memory/3272-6-0x0000000001FF0000-0x0000000002006000-memory.dmp
memory/1208-12-0x00000000020A0000-0x00000000020B6000-memory.dmp
memory/3272-18-0x0000000000400000-0x0000000000424000-memory.dmp
memory/1208-17-0x00000000020C0000-0x00000000020E0000-memory.dmp
memory/1208-16-0x0000000002080000-0x0000000002096000-memory.dmp
memory/1208-15-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3272-14-0x0000000002010000-0x0000000002030000-memory.dmp
memory/3272-13-0x0000000001FD0000-0x0000000001FE6000-memory.dmp
memory/1208-8-0x00000000020A0000-0x00000000020B6000-memory.dmp
memory/3528-24-0x00000000005D0000-0x00000000005E6000-memory.dmp
memory/3528-20-0x00000000005D0000-0x00000000005E6000-memory.dmp
memory/3528-27-0x0000000000D70000-0x0000000000D90000-memory.dmp
memory/3528-26-0x00000000005B0000-0x00000000005C6000-memory.dmp
memory/3528-25-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3204-33-0x0000000000D50000-0x0000000000D66000-memory.dmp
memory/3204-29-0x0000000000D50000-0x0000000000D66000-memory.dmp
memory/3204-35-0x0000000000D70000-0x0000000000D90000-memory.dmp
memory/3528-36-0x00000000005B0000-0x00000000005C6000-memory.dmp
memory/3204-34-0x0000000000D30000-0x0000000000D46000-memory.dmp
memory/1208-38-0x0000000002080000-0x0000000002096000-memory.dmp
memory/3204-39-0x0000000000D30000-0x0000000000D46000-memory.dmp