Analysis Overview
SHA256
84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66
Threat Level: Likely malicious
The file 84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66 was found to be: Likely malicious.
Malicious Activity Summary
detect oss ak
UPX packed file
Writes to the Master Boot Record (MBR)
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Suspicious use of SetWindowsHookEx
Modifies registry class
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-29 01:10
Signatures
detect oss ak
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Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2024-05-29 01:10
Reported
2024-05-29 01:12
Platform
win7-20240221-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
detect oss ak
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UPX packed file
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Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Processes
C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
"C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.xlinyi.cn | udp |
| US | 8.8.8.8:53 | vv.video.qq.com | udp |
| HK | 129.226.102.98:443 | vv.video.qq.com | tcp |
| US | 8.8.8.8:53 | yz.xlinyi.cn | udp |
| CN | 106.53.151.139:4625 | yz.xlinyi.cn | tcp |
Files
memory/2264-29-0x00000000002F0000-0x00000000002F1000-memory.dmp
memory/2264-34-0x0000000000340000-0x0000000000341000-memory.dmp
memory/2264-32-0x0000000000340000-0x0000000000341000-memory.dmp
memory/2264-30-0x0000000000340000-0x0000000000341000-memory.dmp
memory/2264-27-0x00000000002F0000-0x00000000002F1000-memory.dmp
memory/2264-24-0x00000000002D0000-0x00000000002D1000-memory.dmp
memory/2264-22-0x00000000002D0000-0x00000000002D1000-memory.dmp
memory/2264-19-0x00000000002B0000-0x00000000002B1000-memory.dmp
memory/2264-17-0x00000000002B0000-0x00000000002B1000-memory.dmp
memory/2264-14-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2264-12-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2264-9-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2264-35-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-7-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2264-5-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2264-4-0x0000000000280000-0x0000000000281000-memory.dmp
memory/2264-2-0x0000000000280000-0x0000000000281000-memory.dmp
memory/2264-0-0x0000000000280000-0x0000000000281000-memory.dmp
memory/2264-36-0x000000000092A000-0x0000000000D5A000-memory.dmp
memory/2264-37-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-45-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-63-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-61-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-59-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-57-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-56-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-53-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-51-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-49-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-47-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-43-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-41-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-40-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-38-0x0000000010000000-0x000000001003E000-memory.dmp
memory/2264-80-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-81-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-82-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-83-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-84-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-85-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-86-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/2264-87-0x000000000092A000-0x0000000000D5A000-memory.dmp
memory/2264-88-0x0000000000400000-0x0000000000F5E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-29 01:10
Reported
2024-05-29 01:12
Platform
win10v2004-20240426-en
Max time kernel
93s
Max time network
124s
Command Line
Signatures
detect oss ak
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UPX packed file
| Description | Indicator | Process | Target |
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Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Processes
C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
"C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe"
C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.xlinyi.cn | udp |
| US | 8.8.8.8:53 | vv.video.qq.com | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| HK | 129.226.102.98:443 | vv.video.qq.com | tcp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.102.226.129.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | yz.xlinyi.cn | udp |
| CN | 106.53.151.139:4625 | yz.xlinyi.cn | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
Files
memory/4324-0-0x000000000092A000-0x0000000000D5A000-memory.dmp
memory/4324-8-0x0000000000400000-0x0000000000F5E000-memory.dmp
memory/4324-7-0x00000000030C0000-0x00000000030C1000-memory.dmp
memory/4324-6-0x00000000030B0000-0x00000000030B1000-memory.dmp
memory/4324-5-0x00000000030A0000-0x00000000030A1000-memory.dmp
memory/4324-4-0x0000000003090000-0x0000000003091000-memory.dmp
memory/4324-3-0x0000000003080000-0x0000000003081000-memory.dmp
memory/4324-2-0x00000000016F0000-0x00000000016F1000-memory.dmp
memory/4324-1-0x00000000016E0000-0x00000000016E1000-memory.dmp
memory/4324-9-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-43-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-49-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-51-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-47-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-45-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-39-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-37-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-35-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-33-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-31-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-29-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-27-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-25-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-23-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-22-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-19-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-17-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-16-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-13-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-10-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-11-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-41-0x0000000010000000-0x000000001003E000-memory.dmp
memory/4324-52-0x000000000092A000-0x0000000000D5A000-memory.dmp