Analysis Overview
SHA256
92337a1dd1c57e1f8c234f28155137afe51e0296e078fd22e2e3875fe2352843
Threat Level: Known bad
The file 6876afa341bef064704f03cb436b2788_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
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-22 20:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-22 20:08
Reported
2024-05-22 20:10
Platform
win7-20240221-en
Max time kernel
130s
Max time network
141s
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\limeiface.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\limeiface.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{17C975A2-8BE4-4EC8-9AE4-9EB1CB0AF809} | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{17C975A2-8BE4-4EC8-9AE4-9EB1CB0AF809}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-d4-a9-e7-20-a3\WpadDecision = "0" | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-d4-a9-e7-20-a3\WpadDecisionTime = 60ff08d183acda01 | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0114000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{17C975A2-8BE4-4EC8-9AE4-9EB1CB0AF809}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-d4-a9-e7-20-a3 | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{17C975A2-8BE4-4EC8-9AE4-9EB1CB0AF809}\WpadDecisionTime = 60ff08d183acda01 | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{17C975A2-8BE4-4EC8-9AE4-9EB1CB0AF809}\WpadDecision = "0" | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{17C975A2-8BE4-4EC8-9AE4-9EB1CB0AF809}\92-d4-a9-e7-20-a3 | C:\Windows\SysWOW64\limeiface.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-d4-a9-e7-20-a3\WpadDecisionReason = "1" | C:\Windows\SysWOW64\limeiface.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\limeiface.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\limeiface.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\limeiface.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\limeiface.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\limeiface.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe"
C:\Windows\SysWOW64\limeiface.exe
"C:\Windows\SysWOW64\limeiface.exe"
C:\Windows\SysWOW64\limeiface.exe
"C:\Windows\SysWOW64\limeiface.exe"
Network
| Country | Destination | Domain | Proto |
| MX | 189.226.214.129:8080 | tcp | |
| MX | 189.226.214.129:8080 | tcp | |
| EC | 200.124.225.32:80 | tcp | |
| EC | 200.124.225.32:80 | tcp | |
| CA | 70.80.135.35:8443 | tcp | |
| CA | 70.80.135.35:8443 | tcp |
Files
memory/2128-0-0x00000000002B0000-0x00000000002C7000-memory.dmp
memory/2128-4-0x00000000002B0000-0x00000000002C7000-memory.dmp
memory/2128-5-0x0000000000290000-0x00000000002A7000-memory.dmp
memory/2128-6-0x0000000000200000-0x0000000000210000-memory.dmp
memory/2380-13-0x0000000000380000-0x0000000000390000-memory.dmp
memory/2380-12-0x00000000003D0000-0x00000000003E7000-memory.dmp
memory/2380-11-0x0000000000500000-0x0000000000517000-memory.dmp
memory/2380-7-0x0000000000500000-0x0000000000517000-memory.dmp
memory/2400-14-0x00000000003D0000-0x00000000003E7000-memory.dmp
memory/2400-18-0x00000000003D0000-0x00000000003E7000-memory.dmp
memory/2400-20-0x00000000003F0000-0x0000000000400000-memory.dmp
memory/2400-19-0x00000000003B0000-0x00000000003C7000-memory.dmp
memory/2380-26-0x0000000000400000-0x0000000000437000-memory.dmp
memory/2380-27-0x00000000003D0000-0x00000000003E7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-22 20:08
Reported
2024-05-22 20:10
Platform
win10v2004-20240426-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\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3000 wrote to memory of 3316 | N/A | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe |
| PID 3000 wrote to memory of 3316 | N/A | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe |
| PID 3000 wrote to memory of 3316 | N/A | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe |
| PID 3520 wrote to memory of 3636 | N/A | C:\Windows\SysWOW64\cchwork.exe | C:\Windows\SysWOW64\cchwork.exe |
| PID 3520 wrote to memory of 3636 | N/A | C:\Windows\SysWOW64\cchwork.exe | C:\Windows\SysWOW64\cchwork.exe |
| PID 3520 wrote to memory of 3636 | N/A | C:\Windows\SysWOW64\cchwork.exe | C:\Windows\SysWOW64\cchwork.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6876afa341bef064704f03cb436b2788_JaffaCakes118.exe"
C:\Windows\SysWOW64\cchwork.exe
"C:\Windows\SysWOW64\cchwork.exe"
C:\Windows\SysWOW64\cchwork.exe
"C:\Windows\SysWOW64\cchwork.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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| MX | 189.226.214.129:8080 | tcp | |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| EC | 200.124.225.32:80 | tcp | |
| US | 8.8.8.8:53 | 98.56.20.217.in-addr.arpa | udp |
| CA | 70.80.135.35:8443 | tcp | |
| MX | 201.102.7.208:8443 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| NL | 23.62.61.75:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.61.62.23.in-addr.arpa | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| CO | 181.63.199.17:7080 | tcp | |
| MX | 189.222.245.247:80 | tcp | |
| IN | 1.22.119.250:80 | tcp |
Files
memory/3000-0-0x0000000000A40000-0x0000000000A57000-memory.dmp
memory/3000-2-0x0000000000A20000-0x0000000000A37000-memory.dmp
memory/3000-5-0x0000000000A40000-0x0000000000A57000-memory.dmp
memory/3000-6-0x00000000022D0000-0x00000000022E0000-memory.dmp
memory/3316-11-0x0000000000730000-0x0000000000747000-memory.dmp
memory/3316-7-0x0000000000730000-0x0000000000747000-memory.dmp
memory/3316-13-0x00000000005B0000-0x00000000005C0000-memory.dmp
memory/3316-12-0x00000000006F0000-0x0000000000707000-memory.dmp
memory/3000-14-0x0000000000A20000-0x0000000000A37000-memory.dmp
memory/3520-15-0x0000000000910000-0x0000000000927000-memory.dmp
memory/3520-19-0x0000000000910000-0x0000000000927000-memory.dmp
memory/3520-21-0x00000000004F0000-0x0000000000500000-memory.dmp
memory/3520-20-0x00000000008F0000-0x0000000000907000-memory.dmp
memory/3636-26-0x0000000000E30000-0x0000000000E47000-memory.dmp
memory/3636-22-0x0000000000E30000-0x0000000000E47000-memory.dmp
memory/3520-27-0x00000000008F0000-0x0000000000907000-memory.dmp
memory/3316-28-0x0000000000400000-0x0000000000437000-memory.dmp
memory/3316-29-0x00000000006F0000-0x0000000000707000-memory.dmp