Analysis Overview
SHA256
136916061bfeb5df05b83ba428bcd2005dccbce2035b2b28a029274bf95a25b4
Threat Level: Known bad
The file SZGefsAYXZ_Tadexax2223.js was found to be: Known bad.
Malicious Activity Summary
Vjw0rm
Blocklisted process makes network request
Drops startup file
Checks computer location settings
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-08-25 10:59
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-25 10:59
Reported
2022-08-25 11:01
Platform
win7-20220812-en
Max time kernel
144s
Max time network
155s
Command Line
Signatures
Vjw0rm
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\wscript.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SZGefsAYXZ_Tadexax2223.js | C:\Windows\system32\wscript.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SZGefsAYXZ_Tadexax2223.js | C:\Windows\system32\wscript.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1656 wrote to memory of 1128 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 1656 wrote to memory of 1128 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 1656 wrote to memory of 1128 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\SZGefsAYXZ_Tadexax2223.js
C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\DrKzuLzfJN.js"
Network
| Country | Destination | Domain | Proto |
| NL | 185.157.162.75:2223 | 185.157.162.75 | tcp |
Files
memory/1656-54-0x000007FEFB941000-0x000007FEFB943000-memory.dmp
memory/1128-55-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\DrKzuLzfJN.js
| MD5 | 6603a31cf804b8bfc789e62685a39291 |
| SHA1 | 0d3918e67b92a5ced1a9ec8bc30d3103c53b1201 |
| SHA256 | a2d293790800a34a0b959815f28bc8cc8e1dea3729699936a710aed4fd8d0193 |
| SHA512 | 77c5ff393d6e1485e3e41b4535f4fc58078f45f585f0b9ad515e0efa5b1796337ca40fe946aff5dd9c71cabd2442c69a828e237a039d10908192933f01f0854f |
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-25 10:59
Reported
2022-08-25 11:01
Platform
win10v2004-20220812-en
Max time kernel
144s
Max time network
150s
Command Line
Signatures
Vjw0rm
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\wscript.exe | N/A |
| N/A | N/A | C:\Windows\system32\wscript.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation | C:\Windows\system32\wscript.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SZGefsAYXZ_Tadexax2223.js | C:\Windows\system32\wscript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SZGefsAYXZ_Tadexax2223.js | C:\Windows\system32\wscript.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3756 wrote to memory of 1904 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 3756 wrote to memory of 1904 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\SZGefsAYXZ_Tadexax2223.js
C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\DrKzuLzfJN.js"
Network
| Country | Destination | Domain | Proto |
| US | 8.252.51.254:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 185.157.162.75:2223 | tcp | |
| US | 52.242.97.97:443 | tcp | |
| NL | 185.157.162.75:2223 | 185.157.162.75 | tcp |
| US | 52.168.117.170:443 | tcp | |
| US | 8.253.183.120:80 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| NL | 40.126.32.74:443 | tcp | |
| US | 8.8.8.8:53 | 151.122.125.40.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| NL | 40.126.32.133:443 | tcp | |
| NL | 20.190.160.17:443 | tcp |
Files
memory/1904-132-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\DrKzuLzfJN.js
| MD5 | 6603a31cf804b8bfc789e62685a39291 |
| SHA1 | 0d3918e67b92a5ced1a9ec8bc30d3103c53b1201 |
| SHA256 | a2d293790800a34a0b959815f28bc8cc8e1dea3729699936a710aed4fd8d0193 |
| SHA512 | 77c5ff393d6e1485e3e41b4535f4fc58078f45f585f0b9ad515e0efa5b1796337ca40fe946aff5dd9c71cabd2442c69a828e237a039d10908192933f01f0854f |