Analysis Overview
SHA256
556be9d0efd9bdccd689c7ec6732b1562bc121cb70902456909e94aae4a68488
Threat Level: Known bad
The file 254a71ecd4cfdda3cc5119029f277743_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: RenamesItself
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 14:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 14:33
Reported
2024-05-08 14:35
Platform
win7-20240220-en
Max time kernel
132s
Max time network
142s
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\wgxiprop.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\wgxiprop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadDecision = "0" | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDecisionReason = "1" | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDecision = "0" | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\fa-f4-8d-33-a9-5b | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f012f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2} | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{06F1BCE8-3665-491B-8ACF-CEE610212CB2}\WpadDecisionTime = 8033a0b654a1da01 | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-f4-8d-33-a9-5b\WpadDecisionTime = 8033a0b654a1da01 | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wgxiprop.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe"
C:\Windows\SysWOW64\wgxiprop.exe
"C:\Windows\SysWOW64\wgxiprop.exe"
C:\Windows\SysWOW64\wgxiprop.exe
"C:\Windows\SysWOW64\wgxiprop.exe"
Network
| Country | Destination | Domain | Proto |
| JP | 133.242.164.31:7080 | tcp | |
| JP | 133.242.164.31:7080 | tcp | |
| KR | 115.71.233.127:443 | tcp | |
| KR | 115.71.233.127:443 | tcp | |
| JP | 153.121.36.202:7080 | tcp | |
| JP | 153.121.36.202:7080 | tcp |
Files
memory/2292-0-0x0000000000260000-0x000000000027A000-memory.dmp
memory/2292-6-0x0000000000280000-0x0000000000290000-memory.dmp
memory/2292-5-0x0000000000220000-0x000000000023A000-memory.dmp
memory/2292-4-0x0000000000260000-0x000000000027A000-memory.dmp
memory/2292-13-0x0000000000220000-0x000000000023A000-memory.dmp
memory/1144-12-0x0000000000220000-0x000000000023A000-memory.dmp
memory/2156-18-0x0000000000340000-0x000000000035A000-memory.dmp
memory/2156-19-0x0000000000220000-0x000000000023A000-memory.dmp
memory/2156-20-0x0000000000320000-0x0000000000330000-memory.dmp
memory/2156-14-0x0000000000340000-0x000000000035A000-memory.dmp
memory/2224-25-0x00000000003B0000-0x00000000003CA000-memory.dmp
memory/2224-21-0x00000000003B0000-0x00000000003CA000-memory.dmp
memory/1144-26-0x0000000000400000-0x000000000045E000-memory.dmp
memory/2224-28-0x0000000000320000-0x0000000000330000-memory.dmp
memory/2224-27-0x0000000000220000-0x000000000023A000-memory.dmp
memory/1144-29-0x0000000000220000-0x000000000023A000-memory.dmp
memory/2224-30-0x0000000000220000-0x000000000023A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 14:33
Reported
2024-05-08 14:35
Platform
win10v2004-20240508-en
Max time kernel
146s
Max time network
152s
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\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1700 wrote to memory of 1524 | N/A | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe |
| PID 1700 wrote to memory of 1524 | N/A | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe |
| PID 1700 wrote to memory of 1524 | N/A | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe |
| PID 1660 wrote to memory of 1904 | N/A | C:\Windows\SysWOW64\alaskauuidgen.exe | C:\Windows\SysWOW64\alaskauuidgen.exe |
| PID 1660 wrote to memory of 1904 | N/A | C:\Windows\SysWOW64\alaskauuidgen.exe | C:\Windows\SysWOW64\alaskauuidgen.exe |
| PID 1660 wrote to memory of 1904 | N/A | C:\Windows\SysWOW64\alaskauuidgen.exe | C:\Windows\SysWOW64\alaskauuidgen.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\254a71ecd4cfdda3cc5119029f277743_JaffaCakes118.exe"
C:\Windows\SysWOW64\alaskauuidgen.exe
"C:\Windows\SysWOW64\alaskauuidgen.exe"
C:\Windows\SysWOW64\alaskauuidgen.exe
"C:\Windows\SysWOW64\alaskauuidgen.exe"
Network
| Country | Destination | Domain | Proto |
| JP | 133.242.164.31:7080 | tcp | |
| KR | 115.71.233.127:443 | tcp | |
| JP | 153.121.36.202:7080 | tcp | |
| US | 50.31.0.160:8080 | tcp | |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 45.63.17.206:8080 | tcp | |
| US | 208.78.100.202:8080 | tcp | |
| FR | 62.75.191.231:8080 | tcp |
Files
memory/1700-0-0x00000000005A0000-0x00000000005BA000-memory.dmp
memory/1700-5-0x0000000000A50000-0x0000000000A6A000-memory.dmp
memory/1700-6-0x00000000005C0000-0x00000000005D0000-memory.dmp
memory/1700-1-0x0000000000A50000-0x0000000000A6A000-memory.dmp
memory/1524-7-0x0000000000510000-0x000000000052A000-memory.dmp
memory/1524-8-0x0000000000530000-0x000000000054A000-memory.dmp
memory/1524-12-0x0000000000530000-0x000000000054A000-memory.dmp
memory/1524-13-0x0000000000AB0000-0x0000000000AC0000-memory.dmp
memory/1700-14-0x00000000005A0000-0x00000000005BA000-memory.dmp
memory/1660-19-0x0000000000900000-0x000000000091A000-memory.dmp
memory/1660-15-0x0000000000900000-0x000000000091A000-memory.dmp
memory/1660-21-0x0000000000920000-0x0000000000930000-memory.dmp
memory/1660-20-0x00000000008E0000-0x00000000008FA000-memory.dmp
memory/1904-22-0x0000000000610000-0x000000000062A000-memory.dmp
memory/1904-26-0x0000000000610000-0x000000000062A000-memory.dmp
memory/1904-28-0x0000000000630000-0x0000000000640000-memory.dmp
memory/1904-27-0x0000000000500000-0x000000000051A000-memory.dmp
memory/1660-29-0x00000000008E0000-0x00000000008FA000-memory.dmp
memory/1524-30-0x0000000000400000-0x000000000045E000-memory.dmp
memory/1524-31-0x0000000000510000-0x000000000052A000-memory.dmp
memory/1904-32-0x0000000000500000-0x000000000051A000-memory.dmp