Analysis Overview
SHA256
f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e
Threat Level: Known bad
The file f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Deletes itself
Executes dropped EXE
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-23 07:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2023-09-23 07:49
Reported
2023-09-23 07:52
Platform
win10-20230915-en
Max time kernel
158s
Max time network
131s
Command Line
Signatures
SmokeLoader
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\vbiwvhb | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\vbiwvhb | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2464 set thread context of 2288 | N/A | C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe | C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe |
| PID 4624 set thread context of 3396 | N/A | C:\Users\Admin\AppData\Roaming\vbiwvhb | C:\Users\Admin\AppData\Roaming\vbiwvhb |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\vbiwvhb | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\vbiwvhb | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\vbiwvhb | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.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\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\vbiwvhb | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe
"C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe"
C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe
"C:\Users\Admin\AppData\Local\Temp\f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e.exe"
C:\Users\Admin\AppData\Roaming\vbiwvhb
C:\Users\Admin\AppData\Roaming\vbiwvhb
C:\Users\Admin\AppData\Roaming\vbiwvhb
C:\Users\Admin\AppData\Roaming\vbiwvhb
Network
| Country | Destination | Domain | Proto |
| 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 | 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa | udp |
| US | 8.8.8.8:53 | 127.175.169.194.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 6.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
Files
memory/2464-2-0x0000000002710000-0x0000000002719000-memory.dmp
memory/2464-1-0x00000000025C0000-0x00000000026C0000-memory.dmp
memory/2288-3-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2288-4-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2288-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3244-5-0x0000000000710000-0x0000000000726000-memory.dmp
C:\Users\Admin\AppData\Roaming\vbiwvhb
| MD5 | 25bf7b154a13bb7f14a809bfb3f37632 |
| SHA1 | a9b28f347faf641dbd7ec6014e7ffb49471be325 |
| SHA256 | f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e |
| SHA512 | 192b7cdf91bc68d88943aea1a4e7a7268af41298615099c1ee52c91beb643f4b57dce087b16670607cca9c23cab27d968060c6f020d63068906619d7b3c2b505 |
C:\Users\Admin\AppData\Roaming\vbiwvhb
| MD5 | 25bf7b154a13bb7f14a809bfb3f37632 |
| SHA1 | a9b28f347faf641dbd7ec6014e7ffb49471be325 |
| SHA256 | f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e |
| SHA512 | 192b7cdf91bc68d88943aea1a4e7a7268af41298615099c1ee52c91beb643f4b57dce087b16670607cca9c23cab27d968060c6f020d63068906619d7b3c2b505 |
memory/4624-16-0x0000000002820000-0x0000000002920000-memory.dmp
C:\Users\Admin\AppData\Roaming\vbiwvhb
| MD5 | 25bf7b154a13bb7f14a809bfb3f37632 |
| SHA1 | a9b28f347faf641dbd7ec6014e7ffb49471be325 |
| SHA256 | f76c96aea2f3809cc73e1d3ee497bc1abdbe2657e870844f8714cd11432e129e |
| SHA512 | 192b7cdf91bc68d88943aea1a4e7a7268af41298615099c1ee52c91beb643f4b57dce087b16670607cca9c23cab27d968060c6f020d63068906619d7b3c2b505 |
memory/3244-19-0x0000000000770000-0x0000000000786000-memory.dmp
memory/3396-22-0x0000000000400000-0x0000000000409000-memory.dmp