Analysis Overview
SHA256
dd91d9ff4438c7274d1d2e045fc5b27bfb5767e126036ab0284781580fbb2b5e
Threat Level: Known bad
The file acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet family
Emotet
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-15 03:05
Signatures
Emotet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-15 03:05
Reported
2024-06-15 03:07
Platform
win7-20240611-en
Max time kernel
136s
Max time network
145s
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\memowsat.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\Wpad\{747B6145-8C5E-4490-B27F-ECACBB08DD56} | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{747B6145-8C5E-4490-B27F-ECACBB08DD56}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-4c-c4-c9-44-69\WpadDecision = "0" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{747B6145-8C5E-4490-B27F-ECACBB08DD56}\WpadDecisionTime = 902052ebd0beda01 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{747B6145-8C5E-4490-B27F-ECACBB08DD56}\WpadDecisionTime = f09ada0fd1beda01 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-4c-c4-c9-44-69 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-4c-c4-c9-44-69\WpadDetectedUrl | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-4c-c4-c9-44-69\WpadDecisionTime = f09ada0fd1beda01 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{747B6145-8C5E-4490-B27F-ECACBB08DD56}\WpadDecision = "0" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{747B6145-8C5E-4490-B27F-ECACBB08DD56}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-4c-c4-c9-44-69\WpadDecisionReason = "1" | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0176000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{747B6145-8C5E-4490-B27F-ECACBB08DD56}\86-4c-c4-c9-44-69 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-4c-c4-c9-44-69\WpadDecisionTime = 902052ebd0beda01 | C:\Windows\SysWOW64\memowsat.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0176000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\memowsat.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\memowsat.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\memowsat.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\memowsat.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\memowsat.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\memowsat.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe
--c77d8e49
C:\Windows\SysWOW64\memowsat.exe
"C:\Windows\SysWOW64\memowsat.exe"
C:\Windows\SysWOW64\memowsat.exe
--af82219b
Network
| Country | Destination | Domain | Proto |
| ZA | 105.226.188.128:8090 | tcp | |
| ZA | 105.226.188.128:8090 | tcp | |
| DE | 91.205.173.54:8080 | tcp | |
| DE | 91.205.173.54:8080 | tcp | |
| FR | 163.172.97.112:8080 | tcp | |
| FR | 163.172.97.112:8080 | tcp | |
| US | 72.47.202.235:8080 | tcp | |
| US | 72.47.202.235:8080 | tcp | |
| NL | 46.17.6.116:8080 | tcp |
Files
memory/2364-0-0x0000000001270000-0x0000000001284000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-15 03:05
Reported
2024-06-15 03:07
Platform
win10v2004-20240508-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\INetCache\Content.IE5 | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\moreattrib.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\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\moreattrib.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\moreattrib.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1500 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe |
| PID 1500 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe |
| PID 1500 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe |
| PID 3496 wrote to memory of 3040 | N/A | C:\Windows\SysWOW64\moreattrib.exe | C:\Windows\SysWOW64\moreattrib.exe |
| PID 3496 wrote to memory of 3040 | N/A | C:\Windows\SysWOW64\moreattrib.exe | C:\Windows\SysWOW64\moreattrib.exe |
| PID 3496 wrote to memory of 3040 | N/A | C:\Windows\SysWOW64\moreattrib.exe | C:\Windows\SysWOW64\moreattrib.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\acb16ce9976de4cf4937c3992c589e0d_JaffaCakes118.exe
--c77d8e49
C:\Windows\SysWOW64\moreattrib.exe
"C:\Windows\SysWOW64\moreattrib.exe"
C:\Windows\SysWOW64\moreattrib.exe
--b94c70d1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| ZA | 105.226.188.128:8090 | tcp | |
| DE | 91.205.173.54:8080 | tcp | |
| FR | 163.172.97.112:8080 | tcp | |
| US | 72.47.202.235:8080 | tcp | |
| NL | 46.17.6.116:8080 | tcp | |
| FR | 46.105.131.68:8080 | tcp |
Files
memory/1996-0-0x00000000009D0000-0x00000000009E4000-memory.dmp