Analysis Overview
SHA256
6ae94bfc81dfe7bd664592c67ff224eec1c6e0a9bd47ba23a766260e86bf1095
Threat Level: Likely malicious
The file Wallpaperskibidi.exe was found to be: Likely malicious.
Malicious Activity Summary
Possible privilege escalation attempt
Checks computer location settings
Modifies file permissions
Sets desktop wallpaper using registry
Drops file in Windows directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-10 19:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-10 19:44
Reported
2024-10-10 19:47
Platform
win7-20240903-en
Max time kernel
150s
Max time network
154s
Command Line
Signatures
Possible privilege escalation attempt
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg" | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\wallpaper.jpg" | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\boot\resources\bootres.dll | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\takeown.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe
"C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe"
C:\Windows\system32\cmd.exe
"cmd.exe" /c takeown /f "C:\Windows\boot\resources\bootres.dll" /a
C:\Windows\system32\takeown.exe
takeown /f "C:\Windows\boot\resources\bootres.dll" /a
C:\Windows\system32\cmd.exe
"cmd.exe" /c icacls "C:\Windows\boot\resources\bootres.dll" /grant administrators:F
C:\Windows\system32\icacls.exe
icacls "C:\Windows\boot\resources\bootres.dll" /grant administrators:F
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.waifu.pics | udp |
| US | 104.21.71.83:443 | api.waifu.pics | tcp |
| US | 8.8.8.8:53 | i.waifu.pics | udp |
| US | 172.67.143.250:443 | i.waifu.pics | tcp |
Files
memory/2212-0-0x000000013FE27000-0x000000013FE29000-memory.dmp
memory/2212-2-0x0000000003670000-0x0000000004300000-memory.dmp
memory/2212-45-0x0000000004D10000-0x0000000004D30000-memory.dmp
memory/2212-41-0x0000000004B30000-0x0000000004CE0000-memory.dmp
memory/2212-37-0x0000000004960000-0x0000000004980000-memory.dmp
memory/2212-29-0x00000000048D0000-0x0000000004910000-memory.dmp
memory/2212-25-0x0000000002810000-0x0000000002850000-memory.dmp
memory/2212-21-0x0000000002770000-0x00000000027D0000-memory.dmp
memory/2212-17-0x0000000002110000-0x0000000002130000-memory.dmp
memory/2212-13-0x00000000021C0000-0x0000000002200000-memory.dmp
memory/2212-9-0x0000000001CA0000-0x0000000001CC0000-memory.dmp
memory/2212-33-0x0000000001E30000-0x0000000001E40000-memory.dmp
memory/2212-5-0x0000000000430000-0x0000000000460000-memory.dmp
memory/2212-57-0x0000000002340000-0x0000000002350000-memory.dmp
memory/2212-61-0x00000000051B0000-0x0000000005260000-memory.dmp
memory/2212-53-0x00000000022F0000-0x0000000002320000-memory.dmp
memory/2212-49-0x0000000002260000-0x00000000022B0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\newbootimage.bmp
| MD5 | 631d99fe2b71fd05318d20215b4ff736 |
| SHA1 | b12b8ec19cfedbd678665bf229b29ecb1d880ea0 |
| SHA256 | baf9bba9dff173f0793ea113eb4dd425d6ba84dd8325f9d7a1871a06173b2d37 |
| SHA512 | 1f86cb5f32a1f35850dd69294fe187b5e69d82d641ed1397fe0dab7ef951a0be60e8bd0d2c294db2df43ec4ca780f067c2a8d7a79c634b73bd73e942c9ae21b7 |
memory/2212-170-0x000000013FE27000-0x000000013FE29000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-10 19:44
Reported
2024-10-10 19:47
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
Possible privilege escalation attempt
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | N/A |
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\takeown.exe | N/A |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\wallpaper.jpg" | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\boot\resources\bootres.dll | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\takeown.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5060 wrote to memory of 1552 | N/A | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | C:\Windows\SYSTEM32\cmd.exe |
| PID 5060 wrote to memory of 1552 | N/A | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | C:\Windows\SYSTEM32\cmd.exe |
| PID 1552 wrote to memory of 1752 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\takeown.exe |
| PID 1552 wrote to memory of 1752 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\takeown.exe |
| PID 5060 wrote to memory of 3368 | N/A | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | C:\Windows\SYSTEM32\cmd.exe |
| PID 5060 wrote to memory of 3368 | N/A | C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe | C:\Windows\SYSTEM32\cmd.exe |
| PID 3368 wrote to memory of 2176 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\icacls.exe |
| PID 3368 wrote to memory of 2176 | N/A | C:\Windows\SYSTEM32\cmd.exe | C:\Windows\system32\icacls.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe
"C:\Users\Admin\AppData\Local\Temp\Wallpaperskibidi.exe"
C:\Windows\SYSTEM32\cmd.exe
"cmd.exe" /c takeown /f "C:\Windows\boot\resources\bootres.dll" /a
C:\Windows\system32\takeown.exe
takeown /f "C:\Windows\boot\resources\bootres.dll" /a
C:\Windows\SYSTEM32\cmd.exe
"cmd.exe" /c icacls "C:\Windows\boot\resources\bootres.dll" /grant administrators:F
C:\Windows\system32\icacls.exe
icacls "C:\Windows\boot\resources\bootres.dll" /grant administrators:F
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.waifu.pics | udp |
| US | 104.21.71.83:443 | api.waifu.pics | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 83.71.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | i.waifu.pics | udp |
| US | 172.67.143.250:443 | i.waifu.pics | tcp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 250.143.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
C:\Windows\Boot\Resources\bootres.dll
| MD5 | aff506b9137a95e6a5e42217af8f3847 |
| SHA1 | 4bdbb4c9d3c240a29f53bfdbc277912a185b13d9 |
| SHA256 | fc233d90fbc9d52567d94ac0752dbdac02aabcadc33ad957750e1755c29ad68a |
| SHA512 | 34fc48753a48c88d2c226721c0bd8143f870e5405c270fade48ceb2bf43cc7126b28090b02bb8d5dc4131cfd6d7a819810803e2f226ec25a8586bd0ca6c70a04 |
C:\Users\Admin\Desktop\Skibidi160.png
| MD5 | 650d26d12db909f48966da80911abffb |
| SHA1 | 1f982db181250bd39414ff1e98e3751503a269d4 |
| SHA256 | 25ac1304b11d605a1438016f5cc66b3964faf3450a6d81f533ceb0060612be18 |
| SHA512 | f6310e8fd763f7eced41b67947230e80b16f01ea3dbce5b611ff542f3d46734ae84431ed196b6e657819d97b71d160b7e48e25c979a14a10695311ebab6c2cbf |