Analysis Overview
SHA256
32f425cfbcc7ca76057c6ccc0ea5e0f27a59f7d276213036e72f8b614b360027
Threat Level: Known bad
The file 6a5361ff62a6729d5a09dc414c505197_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
2024-05-23 08:21
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-23 08:21
Reported
2024-05-23 08:23
Platform
win7-20240221-en
Max time kernel
131s
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\rippledetect.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\rippledetect.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B274256-EC98-4E65-A3E0-0501880B15E6}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B274256-EC98-4E65-A3E0-0501880B15E6}\WpadDecisionTime = 90901835eaacda01 | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B274256-EC98-4E65-A3E0-0501880B15E6}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B274256-EC98-4E65-A3E0-0501880B15E6}\WpadDecision = "0" | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B274256-EC98-4E65-A3E0-0501880B15E6}\52-7f-59-f5-bc-6f | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-7f-59-f5-bc-6f\WpadDecisionReason = "1" | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-7f-59-f5-bc-6f\WpadDecision = "0" | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B274256-EC98-4E65-A3E0-0501880B15E6} | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-7f-59-f5-bc-6f | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-7f-59-f5-bc-6f\WpadDecisionTime = 90901835eaacda01 | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ef000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\rippledetect.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rippledetect.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rippledetect.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe"
C:\Windows\SysWOW64\rippledetect.exe
"C:\Windows\SysWOW64\rippledetect.exe"
C:\Windows\SysWOW64\rippledetect.exe
"C:\Windows\SysWOW64\rippledetect.exe"
Network
| Country | Destination | Domain | Proto |
| MX | 187.163.177.194:22 | tcp | |
| MX | 187.163.177.194:22 | tcp | |
| AR | 181.164.8.8:22 | tcp | |
| AR | 181.164.8.8:22 | tcp | |
| MX | 189.129.134.124:20 | tcp | |
| MX | 189.129.134.124:20 | tcp |
Files
memory/2696-4-0x00000000000B0000-0x00000000000CA000-memory.dmp
memory/972-13-0x0000000000290000-0x00000000002B0000-memory.dmp
memory/972-12-0x0000000000090000-0x00000000000AA000-memory.dmp
memory/2696-11-0x0000000000420000-0x0000000000440000-memory.dmp
memory/2696-10-0x0000000000090000-0x00000000000AA000-memory.dmp
memory/972-9-0x0000000000160000-0x000000000017A000-memory.dmp
memory/972-5-0x0000000000160000-0x000000000017A000-memory.dmp
memory/2696-0-0x00000000000B0000-0x00000000000CA000-memory.dmp
memory/2552-14-0x0000000000700000-0x000000000071A000-memory.dmp
memory/2552-18-0x0000000000700000-0x000000000071A000-memory.dmp
memory/2552-20-0x0000000000720000-0x0000000000740000-memory.dmp
memory/2552-19-0x00000000004B0000-0x00000000004CA000-memory.dmp
memory/2620-26-0x0000000000190000-0x00000000001AA000-memory.dmp
memory/2620-27-0x00000000001D0000-0x00000000001F0000-memory.dmp
memory/2620-25-0x00000000001B0000-0x00000000001CA000-memory.dmp
memory/2620-21-0x00000000001B0000-0x00000000001CA000-memory.dmp
memory/972-28-0x00000000009E0000-0x0000000000A07000-memory.dmp
memory/972-29-0x0000000000090000-0x00000000000AA000-memory.dmp
memory/2620-30-0x0000000000190000-0x00000000001AA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-23 08:21
Reported
2024-05-23 08:23
Platform
win10v2004-20240508-en
Max time kernel
134s
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\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 928 wrote to memory of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe |
| PID 928 wrote to memory of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe |
| PID 928 wrote to memory of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe |
| PID 624 wrote to memory of 2464 | N/A | C:\Windows\SysWOW64\dasmrcwfp.exe | C:\Windows\SysWOW64\dasmrcwfp.exe |
| PID 624 wrote to memory of 2464 | N/A | C:\Windows\SysWOW64\dasmrcwfp.exe | C:\Windows\SysWOW64\dasmrcwfp.exe |
| PID 624 wrote to memory of 2464 | N/A | C:\Windows\SysWOW64\dasmrcwfp.exe | C:\Windows\SysWOW64\dasmrcwfp.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6a5361ff62a6729d5a09dc414c505197_JaffaCakes118.exe"
C:\Windows\SysWOW64\dasmrcwfp.exe
"C:\Windows\SysWOW64\dasmrcwfp.exe"
C:\Windows\SysWOW64\dasmrcwfp.exe
"C:\Windows\SysWOW64\dasmrcwfp.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| MX | 187.163.177.194:22 | tcp | |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| AR | 181.164.8.8:22 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| MX | 189.129.134.124:20 | tcp | |
| MX | 189.225.146.180:8443 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| PR | 66.50.57.73:8080 | tcp | |
| CR | 186.15.66.98:443 | tcp |
Files
memory/928-6-0x0000000002620000-0x0000000002640000-memory.dmp
memory/928-5-0x0000000000E20000-0x0000000000E3A000-memory.dmp
memory/928-4-0x0000000000E40000-0x0000000000E5A000-memory.dmp
memory/928-0-0x0000000000E40000-0x0000000000E5A000-memory.dmp
memory/2092-11-0x0000000001320000-0x000000000133A000-memory.dmp
memory/2092-7-0x0000000001320000-0x000000000133A000-memory.dmp
memory/928-14-0x0000000000E20000-0x0000000000E3A000-memory.dmp
memory/2092-13-0x0000000001340000-0x0000000001360000-memory.dmp
memory/2092-12-0x0000000001300000-0x000000000131A000-memory.dmp
memory/624-19-0x0000000001010000-0x000000000102A000-memory.dmp
memory/624-15-0x0000000001010000-0x000000000102A000-memory.dmp
memory/624-21-0x0000000001030000-0x0000000001050000-memory.dmp
memory/624-20-0x0000000000FF0000-0x000000000100A000-memory.dmp
memory/2464-26-0x00000000011B0000-0x00000000011CA000-memory.dmp
memory/2464-22-0x00000000011B0000-0x00000000011CA000-memory.dmp
memory/2464-27-0x0000000000EB0000-0x0000000000ECA000-memory.dmp
memory/2464-28-0x00000000011D0000-0x00000000011F0000-memory.dmp
memory/624-29-0x0000000000FF0000-0x000000000100A000-memory.dmp
memory/2092-30-0x0000000000050000-0x0000000000077000-memory.dmp
memory/2092-31-0x0000000001300000-0x000000000131A000-memory.dmp
memory/2464-32-0x0000000000EB0000-0x0000000000ECA000-memory.dmp