Analysis Overview
SHA256
1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be
Threat Level: Known bad
The file 1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be was found to be: Known bad.
Malicious Activity Summary
BlackNET
Executes dropped EXE
Checks computer location settings
Adds Run key to start application
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-04-15 02:08
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-04-15 02:08
Reported
2022-04-15 02:19
Platform
win7-20220414-en
Max time kernel
135s
Max time network
46s
Command Line
Signatures
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | N/A |
Suspicious use of SetWindowsHookEx
Processes
C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe
"C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe"
Network
Files
memory/1668-54-0x0000000075BF1000-0x0000000075BF3000-memory.dmp
memory/1668-55-0x0000000074E10000-0x00000000753BB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-04-15 02:08
Reported
2022-04-15 02:19
Platform
win10v2004-20220414-en
Max time kernel
55s
Max time network
156s
Command Line
Signatures
BlackNET
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\530aa54a7f8da22dfa9151c567c09315 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe" | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\530aa54a7f8da22dfa9151c567c09315 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\MyClient\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\530aa54a7f8da22dfa9151c567c09315 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft\\MyClient\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 924 wrote to memory of 1164 | N/A | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe |
| PID 924 wrote to memory of 1164 | N/A | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe |
| PID 924 wrote to memory of 1164 | N/A | C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe | C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe
"C:\Users\Admin\AppData\Local\Temp\1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be.exe"
C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
"C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | windows-install-update.duckdns.org | udp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| NL | 8.248.1.254:80 | tcp | |
| NL | 52.178.17.3:443 | tcp | |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| NL | 104.97.14.80:80 | tcp | |
| NL | 104.97.14.81:80 | tcp | |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
| RU | 95.181.172.241:443 | windows-install-update.duckdns.org | tcp |
Files
memory/924-130-0x0000000074620000-0x0000000074BD1000-memory.dmp
memory/924-131-0x0000000004427000-0x0000000004429000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
| MD5 | 283256a5407579a1e28c3fbc7da69d3a |
| SHA1 | 54f377035f6b73e6a52d61934fc4e2d3874fd106 |
| SHA256 | 1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be |
| SHA512 | 6442b98fa5e560d2e132709033dd34ac1c4ea7fee84464be70dfce0c93629312f0b19097d9d716acb9cf010fc2285017d6130778771a948f85de9a3854fa13f3 |
memory/1164-132-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\Microsoft\MyClient\WindowsUpdate.exe
| MD5 | 283256a5407579a1e28c3fbc7da69d3a |
| SHA1 | 54f377035f6b73e6a52d61934fc4e2d3874fd106 |
| SHA256 | 1e645b209dd11848c16261490ffe2cf5c8f7a8d854c90f960039609bfb4e97be |
| SHA512 | 6442b98fa5e560d2e132709033dd34ac1c4ea7fee84464be70dfce0c93629312f0b19097d9d716acb9cf010fc2285017d6130778771a948f85de9a3854fa13f3 |
memory/1164-135-0x0000000074620000-0x0000000074BD1000-memory.dmp
memory/1164-136-0x0000000004D47000-0x0000000004D49000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\svchost.exe
| MD5 | 89dd6e72358a669b7d6e2348307a7af7 |
| SHA1 | 0db348f3c6114a45d71f4d218e0e088b71c7bb0a |
| SHA256 | ad34794058212006ae974fcc6a0242598e6d020f08044439e3512773cd402b7e |
| SHA512 | 93b8a47686d7491281a0809b138a6244a535302ba0d6b2146849e9888632c72b6223ae8eb7a24f1006aaf57ab947a8f43719cff4837df559e7bf42f52c63856b |