Analysis Overview
SHA256
88ceea988a4b66edfa194eae2aaf50951c6fbbc7d5aa8d19351d36531667fd89
Threat Level: Known bad
The file 88ceea988a4b66edfa194eae2aaf50951c6fbbc7d5aa8d19351d36531667fd89 2 was found to be: Known bad.
Malicious Activity Summary
Detects Easy Stealer
EasyStealer
Easystealer family
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-22 16:54
Signatures
Detects Easy Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Easystealer family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-22 16:54
Reported
2024-05-22 16:57
Platform
win7-20231129-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\regsvr32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\88ceea988a4b66edfa194eae2aaf50951c6fbbc7d5aa8d19351d36531667fd89 2.exe"
C:\Windows\SysWOW64\regsvr32.exe
/s "C:\Users\Admin\AppData\Local\Temp\88ceea988a4b66edfa194eae2aaf50951c6fbbc7d5aa8d19351d36531667fd89 2.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 292
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-22 16:54
Reported
2024-05-22 16:57
Platform
win10v2004-20240226-en
Max time kernel
141s
Max time network
151s
Command Line
Signatures
Detects Easy Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
EasyStealer
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\regsvr32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3812 wrote to memory of 3544 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3812 wrote to memory of 3544 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3812 wrote to memory of 3544 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\88ceea988a4b66edfa194eae2aaf50951c6fbbc7d5aa8d19351d36531667fd89 2.exe"
C:\Windows\SysWOW64\regsvr32.exe
/s "C:\Users\Admin\AppData\Local\Temp\88ceea988a4b66edfa194eae2aaf50951c6fbbc7d5aa8d19351d36531667fd89 2.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3544 -ip 3544
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 608
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1324 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| GB | 142.250.187.202:443 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.173.189.20.in-addr.arpa | udp |
Files
memory/3544-0-0x0000000002130000-0x000000000262A000-memory.dmp