Analysis Overview
SHA256
4eceaf21c15e9755c7ea6dae9613bebe2462f4e85322a8e7d521e277e8bb1f13
Threat Level: Known bad
The file 597b728407b2c1a91d5a49d0bc9a9c55.exe was found to be: Known bad.
Malicious Activity Summary
Systembc family
SystemBC
Executes dropped EXE
Drops file in Windows directory
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-11-08 06:55
Signatures
Systembc family
Analysis: behavioral1
Detonation Overview
Submitted
2022-11-08 06:55
Reported
2022-11-08 06:58
Platform
win7-20220812-en
Max time kernel
144s
Max time network
152s
Command Line
Signatures
SystemBC
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\tktib\qhsnatg.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Tasks\qhsnatg.job | C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe | N/A |
| File opened for modification | C:\Windows\Tasks\qhsnatg.job | C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1940 wrote to memory of 1612 | N/A | C:\Windows\system32\taskeng.exe | C:\ProgramData\tktib\qhsnatg.exe |
| PID 1940 wrote to memory of 1612 | N/A | C:\Windows\system32\taskeng.exe | C:\ProgramData\tktib\qhsnatg.exe |
| PID 1940 wrote to memory of 1612 | N/A | C:\Windows\system32\taskeng.exe | C:\ProgramData\tktib\qhsnatg.exe |
| PID 1940 wrote to memory of 1612 | N/A | C:\Windows\system32\taskeng.exe | C:\ProgramData\tktib\qhsnatg.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe
"C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {3F5A4D99-E515-4DB3-8511-A21E5986C5B4} S-1-5-18:NT AUTHORITY\System:Service:
C:\ProgramData\tktib\qhsnatg.exe
C:\ProgramData\tktib\qhsnatg.exe start
Network
| Country | Destination | Domain | Proto |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp |
Files
memory/2032-54-0x0000000076261000-0x0000000076263000-memory.dmp
C:\ProgramData\tktib\qhsnatg.exe
| MD5 | 597b728407b2c1a91d5a49d0bc9a9c55 |
| SHA1 | a3589bc875751b10363ba56c559948781429a57a |
| SHA256 | 4eceaf21c15e9755c7ea6dae9613bebe2462f4e85322a8e7d521e277e8bb1f13 |
| SHA512 | 964c7e5e90c96e2fd286cfee1f8d115abbdccf5cc8068a075fba2f964a1594b78dd69daa42ba8ad2fac58a99d6f9b3ee76f2d1d6a9d1ee744a5330cb9d978c43 |
memory/1612-56-0x0000000000000000-mapping.dmp
C:\ProgramData\tktib\qhsnatg.exe
| MD5 | 597b728407b2c1a91d5a49d0bc9a9c55 |
| SHA1 | a3589bc875751b10363ba56c559948781429a57a |
| SHA256 | 4eceaf21c15e9755c7ea6dae9613bebe2462f4e85322a8e7d521e277e8bb1f13 |
| SHA512 | 964c7e5e90c96e2fd286cfee1f8d115abbdccf5cc8068a075fba2f964a1594b78dd69daa42ba8ad2fac58a99d6f9b3ee76f2d1d6a9d1ee744a5330cb9d978c43 |
Analysis: behavioral2
Detonation Overview
Submitted
2022-11-08 06:55
Reported
2022-11-08 06:58
Platform
win10v2004-20220901-en
Max time kernel
142s
Max time network
153s
Command Line
Signatures
SystemBC
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\ddgux\tujwevg.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Tasks\tujwevg.job | C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe | N/A |
| File created | C:\Windows\Tasks\tujwevg.job | C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe
"C:\Users\Admin\AppData\Local\Temp\597b728407b2c1a91d5a49d0bc9a9c55.exe"
C:\ProgramData\ddgux\tujwevg.exe
C:\ProgramData\ddgux\tujwevg.exe start
Network
| Country | Destination | Domain | Proto |
| US | 8.253.183.120:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| US | 20.42.73.25:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| US | 8.253.183.120:80 | tcp | |
| US | 8.253.183.120:80 | tcp | |
| US | 8.253.183.120:80 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp | |
| RU | 45.182.189.231:443 | tcp |
Files
C:\ProgramData\ddgux\tujwevg.exe
| MD5 | 597b728407b2c1a91d5a49d0bc9a9c55 |
| SHA1 | a3589bc875751b10363ba56c559948781429a57a |
| SHA256 | 4eceaf21c15e9755c7ea6dae9613bebe2462f4e85322a8e7d521e277e8bb1f13 |
| SHA512 | 964c7e5e90c96e2fd286cfee1f8d115abbdccf5cc8068a075fba2f964a1594b78dd69daa42ba8ad2fac58a99d6f9b3ee76f2d1d6a9d1ee744a5330cb9d978c43 |
C:\ProgramData\ddgux\tujwevg.exe
| MD5 | 597b728407b2c1a91d5a49d0bc9a9c55 |
| SHA1 | a3589bc875751b10363ba56c559948781429a57a |
| SHA256 | 4eceaf21c15e9755c7ea6dae9613bebe2462f4e85322a8e7d521e277e8bb1f13 |
| SHA512 | 964c7e5e90c96e2fd286cfee1f8d115abbdccf5cc8068a075fba2f964a1594b78dd69daa42ba8ad2fac58a99d6f9b3ee76f2d1d6a9d1ee744a5330cb9d978c43 |