Analysis Overview
SHA256
26fcbcdeba9fd5c23d4b30c40d180ac18c4f3d080527ffe50d298287db006875
Threat Level: Likely malicious
The file e35e216d338c6e80a1590460e9e92bff_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Drops file in Drivers directory
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Program crash
Enumerates physical storage devices
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-06 21:52
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 21:52
Reported
2024-04-06 21:54
Platform
win7-20240221-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\system32\drivers\etc\hosts | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\dplaysvr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\dplaysvr.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\dplaysvr = "C:\\Users\\Admin\\AppData\\Local\\dplaysvr.exe" | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\dplaysvr = "C:\\Users\\Admin\\AppData\\Local\\dplaysvr.exe" | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\dplaysvr.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\dplaysvr.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2320 wrote to memory of 2488 | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
| PID 2320 wrote to memory of 2488 | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
| PID 2320 wrote to memory of 2488 | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
| PID 2320 wrote to memory of 2488 | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe"
C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
C:\Users\Admin\AppData\Local\dplaysvr.exe
"C:\Users\Admin\AppData\Local\dplaysvr.exe" C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe
Network
| Country | Destination | Domain | Proto |
| US | 190.9.35.199:80 | tcp | |
| US | 190.9.35.199:80 | tcp |
Files
memory/2320-0-0x0000000000250000-0x0000000000284000-memory.dmp
memory/2320-4-0x0000000000400000-0x0000000000434000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\935A.tmp
| MD5 | cbe53ba57c3c6a8d15601bae42952a8d |
| SHA1 | 918f846e807a40efa0e9b28b059ea41a9e9af0e8 |
| SHA256 | 793c278612c1c1bc39b9bb516c86729e137702da72dc0915a0eadbef068af0b6 |
| SHA512 | e009ee796f3ba83b617d6037551b34cce48deef363bdb9fe8b0926f3f84d3003f3b5fa055dc0733b2cb9f595b42337e308d953004abc776f00a568e7874ad5fe |
C:\Windows\System32\drivers\etc\hosts
| MD5 | b8dc34273f4a5febd78da41013fa38ea |
| SHA1 | d154c933e978a974bb26ef3f34310251e379bf17 |
| SHA256 | 69a9b750833e23b6fe85db441f896707c251f70b76cae72aba866f27a376aeb3 |
| SHA512 | f4be940791a955fed2ce956c4fb45731c36cbd3d4f6b877585cced5dac1506e2be18f3a6047437d56328c6fbb2f3b536a07683c2058e316f27b36b567f93f87c |
C:\Users\Admin\AppData\Local\dplayx.dll
| MD5 | a5b875a13d1c309f1d8403b7d661349e |
| SHA1 | 1fcef7b2cb19b6eccba4aec688e8ea12ee2517ee |
| SHA256 | 561714ea2b49577f67d1cbc3f235b39b21d8a4bd8bfadc48d8ab06f49e69c991 |
| SHA512 | fd6f7329c85693b7dac02fee818206c3c7edce3c3876c9073b5432d137181e9347e9f505cceceeee59aa8600a1051a5627526d2a2708654b217c75744080974d |
memory/2488-21-0x00000000003B0000-0x00000000003C8000-memory.dmp
memory/2488-22-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2488-24-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2488-26-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2488-27-0x0000000000420000-0x0000000000444000-memory.dmp
memory/2488-29-0x0000000001BE0000-0x0000000001C04000-memory.dmp
memory/2488-28-0x0000000001BE0000-0x0000000001C04000-memory.dmp
memory/2488-32-0x00000000779FF000-0x0000000077A00000-memory.dmp
memory/2488-31-0x0000000077A00000-0x0000000077A01000-memory.dmp
memory/2488-35-0x0000000000490000-0x0000000000491000-memory.dmp
memory/2320-34-0x0000000000400000-0x0000000000434000-memory.dmp
memory/2488-33-0x0000000001C60000-0x0000000001C61000-memory.dmp
memory/2488-30-0x0000000076770000-0x0000000076880000-memory.dmp
memory/2488-36-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2488-37-0x0000000001BE0000-0x0000000001C04000-memory.dmp
memory/2320-38-0x0000000000400000-0x0000000000434000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 21:52
Reported
2024-04-06 21:54
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\system32\drivers\etc\hosts | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\dplaysvr.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\dplaysvr = "C:\\Users\\Admin\\AppData\\Local\\dplaysvr.exe" | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dplaysvr = "C:\\Users\\Admin\\AppData\\Local\\dplaysvr.exe" | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2532 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
| PID 2532 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
| PID 2532 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\dplaysvr.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe"
C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
C:\Users\Admin\AppData\Local\dplaysvr.exe
"C:\Users\Admin\AppData\Local\dplaysvr.exe" C:\Users\Admin\AppData\Local\Temp\e35e216d338c6e80a1590460e9e92bff_JaffaCakes118.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2044 -ip 2044
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 228
Network
| Country | Destination | Domain | Proto |
| US | 190.9.35.199:80 | tcp | |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/2532-0-0x00000000021B0000-0x00000000021E4000-memory.dmp
memory/2532-4-0x0000000000400000-0x0000000000434000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\4045.tmp
| MD5 | cbe53ba57c3c6a8d15601bae42952a8d |
| SHA1 | 918f846e807a40efa0e9b28b059ea41a9e9af0e8 |
| SHA256 | 793c278612c1c1bc39b9bb516c86729e137702da72dc0915a0eadbef068af0b6 |
| SHA512 | e009ee796f3ba83b617d6037551b34cce48deef363bdb9fe8b0926f3f84d3003f3b5fa055dc0733b2cb9f595b42337e308d953004abc776f00a568e7874ad5fe |
C:\Users\Admin\AppData\Local\Temp\4046.tmp
| MD5 | a5b875a13d1c309f1d8403b7d661349e |
| SHA1 | 1fcef7b2cb19b6eccba4aec688e8ea12ee2517ee |
| SHA256 | 561714ea2b49577f67d1cbc3f235b39b21d8a4bd8bfadc48d8ab06f49e69c991 |
| SHA512 | fd6f7329c85693b7dac02fee818206c3c7edce3c3876c9073b5432d137181e9347e9f505cceceeee59aa8600a1051a5627526d2a2708654b217c75744080974d |
C:\Users\Admin\AppData\Local\Temp\4048.tmp
| MD5 | b8dc34273f4a5febd78da41013fa38ea |
| SHA1 | d154c933e978a974bb26ef3f34310251e379bf17 |
| SHA256 | 69a9b750833e23b6fe85db441f896707c251f70b76cae72aba866f27a376aeb3 |
| SHA512 | f4be940791a955fed2ce956c4fb45731c36cbd3d4f6b877585cced5dac1506e2be18f3a6047437d56328c6fbb2f3b536a07683c2058e316f27b36b567f93f87c |
memory/2532-20-0x0000000000400000-0x0000000000434000-memory.dmp
memory/2532-22-0x0000000000400000-0x0000000000434000-memory.dmp