Analysis Overview
SHA256
89075c9254ce4374c3823c7fe24e11c4a553d4d2f13e5d78bdd60c805bea3d58
Threat Level: Known bad
The file 48db891916cfe565c080bce304b8a516_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 SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-16 01:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-16 01:00
Reported
2024-05-16 01:03
Platform
win7-20240221-en
Max time kernel
147s
Max time network
152s
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\nicattrib.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f008a000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9DCF05A0-8F7B-4B9B-8D02-882E3DA5E092}\WpadDecisionTime = 404ebd902ca7da01 | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9DCF05A0-8F7B-4B9B-8D02-882E3DA5E092}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fe-1b-e0-db-da-20\WpadDecisionTime = 404ebd902ca7da01 | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fe-1b-e0-db-da-20\WpadDecision = "0" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fe-1b-e0-db-da-20\WpadDecisionReason = "1" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9DCF05A0-8F7B-4B9B-8D02-882E3DA5E092} | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9DCF05A0-8F7B-4B9B-8D02-882E3DA5E092}\WpadDecision = "0" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9DCF05A0-8F7B-4B9B-8D02-882E3DA5E092}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fe-1b-e0-db-da-20 | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9DCF05A0-8F7B-4B9B-8D02-882E3DA5E092}\fe-1b-e0-db-da-20 | C:\Windows\SysWOW64\nicattrib.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\nicattrib.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\nicattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\nicattrib.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe
--f65792b5
C:\Windows\SysWOW64\nicattrib.exe
"C:\Windows\SysWOW64\nicattrib.exe"
C:\Windows\SysWOW64\nicattrib.exe
--d15b78e8
Network
| Country | Destination | Domain | Proto |
| US | 69.14.208.221:80 | tcp | |
| US | 69.14.208.221:80 | tcp | |
| ZA | 156.155.163.232:80 | tcp | |
| ZA | 156.155.163.232:80 | tcp | |
| KR | 211.42.204.154:80 | tcp | |
| KR | 211.42.204.154:80 | tcp |
Files
memory/1400-5-0x0000000000290000-0x00000000002A1000-memory.dmp
memory/1400-0-0x00000000002B0000-0x00000000002C7000-memory.dmp
memory/2872-6-0x0000000000270000-0x0000000000287000-memory.dmp
memory/2476-11-0x00000000008F0000-0x0000000000907000-memory.dmp
memory/2872-16-0x0000000000400000-0x0000000000463000-memory.dmp
memory/2540-17-0x00000000003C0000-0x00000000003D7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-16 01:00
Reported
2024-05-16 01:03
Platform
win10v2004-20240508-en
Max time kernel
140s
Max time network
151s
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\wsatwrap.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\wsatwrap.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\Content\CachePrefix | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsatwrap.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3024 wrote to memory of 1112 | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe |
| PID 3024 wrote to memory of 1112 | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe |
| PID 3024 wrote to memory of 1112 | N/A | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe |
| PID 2448 wrote to memory of 840 | N/A | C:\Windows\SysWOW64\wsatwrap.exe | C:\Windows\SysWOW64\wsatwrap.exe |
| PID 2448 wrote to memory of 840 | N/A | C:\Windows\SysWOW64\wsatwrap.exe | C:\Windows\SysWOW64\wsatwrap.exe |
| PID 2448 wrote to memory of 840 | N/A | C:\Windows\SysWOW64\wsatwrap.exe | C:\Windows\SysWOW64\wsatwrap.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\48db891916cfe565c080bce304b8a516_JaffaCakes118.exe
--f65792b5
C:\Windows\SysWOW64\wsatwrap.exe
"C:\Windows\SysWOW64\wsatwrap.exe"
C:\Windows\SysWOW64\wsatwrap.exe
--b8844aab
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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.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 | 237.197.79.204.in-addr.arpa | udp |
| BE | 2.17.196.177:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 177.196.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 69.14.208.221:80 | 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 | 17.14.97.104.in-addr.arpa | udp |
| ZA | 156.155.163.232:80 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| KR | 211.42.204.154:80 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| DE | 164.68.115.146:8080 | tcp | |
| DE | 5.189.148.98:8080 | tcp |
Files
memory/3024-0-0x0000000002290000-0x00000000022A7000-memory.dmp
memory/3024-5-0x00000000005A0000-0x00000000005B1000-memory.dmp
memory/1112-6-0x0000000000720000-0x0000000000737000-memory.dmp
memory/2448-11-0x0000000000E00000-0x0000000000E17000-memory.dmp
memory/1112-16-0x0000000000400000-0x0000000000463000-memory.dmp
memory/840-17-0x0000000000E30000-0x0000000000E47000-memory.dmp