Analysis Overview
SHA256
3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa
Threat Level: Known bad
The file 3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Checks SCSI registry key(s)
Modifies registry class
Suspicious use of FindShellTrayWindow
Suspicious behavior: MapViewOfSection
Suspicious use of UnmapMainImage
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-22 15:48
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-22 15:48
Reported
2023-09-22 15:50
Platform
win10v2004-20230915-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
SmokeLoader
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4948 set thread context of 936 | N/A | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | N/A | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | N/A | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe | N/A |
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Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\System32\svchost.exe | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe
"C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe"
C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe
"C:\Users\Admin\AppData\Local\Temp\3e426457b7d750e038d399c99afa1ea8a75c21ec18e376702af0b25951f9a2fa.exe"
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.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 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.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 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 135.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.211.247.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | host-file-host6.com | udp |
| US | 8.8.8.8:53 | host-host-file8.com | udp |
| NL | 194.169.175.127:80 | host-host-file8.com | tcp |
| US | 8.8.8.8:53 | 127.175.169.194.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.111.26.67.in-addr.arpa | udp |
| IE | 52.111.236.21:443 | tcp | |
| US | 8.8.8.8:53 | 210.143.182.52.in-addr.arpa | udp |
Files
memory/4948-0-0x00000000005F0000-0x0000000000605000-memory.dmp
memory/4948-1-0x0000000000610000-0x0000000000619000-memory.dmp
memory/936-2-0x0000000000400000-0x0000000000409000-memory.dmp
memory/936-3-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4948-4-0x00000000005F0000-0x0000000000605000-memory.dmp
memory/936-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2568-5-0x0000000000860000-0x0000000000876000-memory.dmp
memory/4020-13-0x0000021212590000-0x00000212125A0000-memory.dmp
memory/4020-29-0x0000021212690000-0x00000212126A0000-memory.dmp
memory/4020-45-0x000002121AA00000-0x000002121AA01000-memory.dmp
memory/4020-47-0x000002121AA30000-0x000002121AA31000-memory.dmp
memory/4020-48-0x000002121AA30000-0x000002121AA31000-memory.dmp
memory/4020-49-0x000002121AB40000-0x000002121AB41000-memory.dmp