Analysis Overview
SHA256
8fbb33ae75d79566d8a3682d500be2668376e1a79b193ca0d1d6a280822cb0f6
Threat Level: Known bad
The file 1 (2) was found to be: Known bad.
Malicious Activity Summary
BazarBackdoor
Blacklisted process makes network request
Suspicious use of SetThreadContext
Modifies system certificate store
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-10-14 05:51
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2020-10-14 05:51
Reported
2020-10-14 05:53
Platform
win7v200722
Max time kernel
18s
Max time network
82s
Command Line
Signatures
BazarBackdoor
| Description | Indicator | Process | Target |
| HTTP URL | https://cuprinc.com/f57f86c4bfa3702d46ba9d6ca684937b/4 | N/A | N/A |
| HTTP URL | https://cuprinc.com/f57f86c4bfa3702d46ba9d6ca684937b/2 | N/A | N/A |
| HTTP URL | https://cuprinc.com/f57f86c4bfa3702d46ba9d6ca684937b/4 | N/A | N/A |
| HTTP URL | https://cuprinc.com/f57f86c4bfa3702d46ba9d6ca684937b/4 | N/A | N/A |
Blacklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1108 set thread context of 1896 | N/A | C:\Users\Admin\AppData\Local\Temp\1 (2).exe | C:\Windows\System32\cmd.exe |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 | C:\Users\Admin\AppData\Local\Temp\1 (2).exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\1 (2).exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1 (2).exe
"C:\Users\Admin\AppData\Local\Temp\1 (2).exe"
C:\Windows\System32\cmd.exe
C:\Windows\System32\cmd.exe
C:\Users\Admin\AppData\Local\Temp\1 (2).exe
C:\Users\Admin\AppData\Local\Temp\1 (2).exe 3338379438
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | breezdesign.com | udp |
| N/A | 34.221.202.231:443 | breezdesign.com | tcp |
| N/A | 34.221.202.231:443 | breezdesign.com | tcp |
| N/A | 34.221.202.231:443 | breezdesign.com | tcp |
| N/A | 8.8.8.8:53 | cuprinc.com | udp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
| N/A | 8.8.8.8:53 | microsoft.com | udp |
| N/A | 104.215.148.63:443 | microsoft.com | tcp |
| N/A | 104.215.148.63:443 | microsoft.com | tcp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
Files
memory/1108-0-0x00000000024D0000-0x00000000024FF000-memory.dmp
memory/1108-1-0x0000000140000000-0x000000014002D000-memory.dmp
memory/1220-2-0x000007FEF7770000-0x000007FEF79EA000-memory.dmp
memory/1896-3-0x000000004AA80000-0x000000004AAC4000-memory.dmp
memory/1896-4-0x000000004AA9D798-mapping.dmp
memory/1896-5-0x000000004AA80000-0x000000004AAC4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-10-14 05:51
Reported
2020-10-14 05:53
Platform
win10
Max time kernel
14s
Max time network
114s
Command Line
Signatures
BazarBackdoor
| Description | Indicator | Process | Target |
| HTTP URL | https://cuprinc.com/e23162ea80ec21eefb8502e6aee22143/4 | N/A | N/A |
| HTTP URL | https://cuprinc.com/e23162ea80ec21eefb8502e6aee22143/4 | N/A | N/A |
| HTTP URL | https://cuprinc.com/e23162ea80ec21eefb8502e6aee22143/4 | N/A | N/A |
| HTTP URL | https://cuprinc.com/e23162ea80ec21eefb8502e6aee22143/2 | N/A | N/A |
Blacklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3148 set thread context of 3664 | N/A | C:\Users\Admin\AppData\Local\Temp\1 (2).exe | C:\Windows\System32\cmd.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1 (2).exe
"C:\Users\Admin\AppData\Local\Temp\1 (2).exe"
C:\Users\Admin\AppData\Local\Temp\1 (2).exe
C:\Users\Admin\AppData\Local\Temp\1 (2).exe 3064438252
C:\Windows\System32\cmd.exe
C:\Windows\System32\cmd.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | breezdesign.com | udp |
| N/A | 34.221.202.231:443 | breezdesign.com | tcp |
| N/A | 34.221.202.231:443 | breezdesign.com | tcp |
| N/A | 34.221.202.231:443 | breezdesign.com | tcp |
| N/A | 8.8.8.8:53 | cuprinc.com | udp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
| N/A | 3.137.180.197:443 | cuprinc.com | tcp |
Files
memory/3148-0-0x00000000001D0000-0x00000000001FF000-memory.dmp
memory/3148-1-0x0000000140000000-0x000000014002D000-memory.dmp
memory/3664-4-0x00007FF6B80F0000-0x00007FF6B8134000-memory.dmp
memory/3664-5-0x00007FF6B810D798-mapping.dmp
memory/3664-6-0x00007FF6B80F0000-0x00007FF6B8134000-memory.dmp