Analysis Overview
SHA256
8063249cbf62f80e403e4f8d387544349a9648ef3a363332e274946a9c398101
Threat Level: Known bad
The file b0a8384d3b05180bc8a43372c22e85ec was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex Loader
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-03 23:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-03 23:27
Reported
2024-03-03 23:29
Platform
win7-20240215-en
Max time kernel
140s
Max time network
121s
Command Line
Signatures
Dridex
Dridex Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0a8384d3b05180bc8a43372c22e85ec.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0a8384d3b05180bc8a43372c22e85ec.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 300
Network
Files
memory/2156-0-0x0000000074E20000-0x0000000074E50000-memory.dmp
memory/2156-1-0x0000000000250000-0x0000000000256000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-03 23:27
Reported
2024-03-03 23:30
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
159s
Command Line
Signatures
Dridex
Dridex Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3876 wrote to memory of 1044 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3876 wrote to memory of 1044 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3876 wrote to memory of 1044 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0a8384d3b05180bc8a43372c22e85ec.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0a8384d3b05180bc8a43372c22e85ec.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1044 -ip 1044
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 688
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=4192 --field-trial-handle=2700,i,14629483171127516024,12350888228055326066,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 142.250.180.10:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 10.180.250.142.in-addr.arpa | udp |
Files
memory/1044-0-0x0000000000F70000-0x0000000000F76000-memory.dmp
memory/1044-1-0x00000000750E0000-0x0000000075110000-memory.dmp
memory/1044-2-0x00000000750E0000-0x0000000075110000-memory.dmp
memory/1044-4-0x0000000000F70000-0x0000000000F76000-memory.dmp