Analysis Overview
SHA256
90e88a55046ff7bc2ea11a44bcbda591639c29de30f5274a44f951b0359b2f2e
Threat Level: Known bad
The file eReceipt.js was found to be: Known bad.
Malicious Activity Summary
Vjw0rm
Blocklisted process makes network request
Checks computer location settings
Drops startup file
Adds Run key to start application
Enumerates physical storage devices
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-10 08:03
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-10 08:03
Reported
2022-10-10 08:05
Platform
win10v2004-20220812-en
Max time kernel
151s
Max time network
154s
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 |
| N/A | N/A | C:\Windows\System32\wscript.exe | N/A |
| N/A | N/A | C:\Windows\System32\wscript.exe | N/A |
| N/A | N/A | C:\Windows\System32\wscript.exe | N/A |
| 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-1-5-21-2891029575-1462575-1165213807-1000\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\IjKIytFPkg.js | C:\Windows\System32\wscript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IjKIytFPkg.js | C:\Windows\System32\wscript.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eReceipt.js | C:\Windows\system32\wscript.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run | C:\Windows\system32\wscript.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\KYXNMD0WI5 = "\"C:\\Users\\Admin\\eReceipt.js\"" | C:\Windows\system32\wscript.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4668 wrote to memory of 4908 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 4668 wrote to memory of 4908 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 4668 wrote to memory of 1328 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\schtasks.exe |
| PID 4668 wrote to memory of 1328 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\schtasks.exe |
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\eReceipt.js
C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\IjKIytFPkg.js"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\eReceipt.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zeegod.duckdns.org | udp |
| US | 8.8.8.8:53 | javaautorun.duia.ro | udp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| US | 107.182.129.16:9004 | zeegod.duckdns.org | tcp |
| US | 20.42.73.24:443 | tcp | |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
Files
memory/4908-132-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\IjKIytFPkg.js
| MD5 | ef0483773297fed332856b0c51c77ec5 |
| SHA1 | 0215fef393a219df1a8263cfd89b3de50328327c |
| SHA256 | 26742501b9958757e1003e4b8b43a3df7e698cbb30c0339e59b62edeea24f231 |
| SHA512 | 1aee96ac181e5246c74d0a11e4a248617388c70de0c62302a853f9a11f2a5f1480a7898d7a6b7f8ca4dfbe0afde80129edafc39dfb64e48686a5be0f824f7998 |
memory/1328-134-0x0000000000000000-mapping.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-10 08:03
Reported
2022-10-10 08:05
Platform
win7-20220901-en
Max time kernel
149s
Max time network
153s
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 |
| N/A | N/A | C:\Windows\System32\wscript.exe | N/A |
| N/A | N/A | C:\Windows\System32\wscript.exe | N/A |
| N/A | N/A | C:\Windows\System32\wscript.exe | N/A |
| N/A | N/A | 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\eReceipt.js | C:\Windows\system32\wscript.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IjKIytFPkg.js | C:\Windows\System32\wscript.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IjKIytFPkg.js | C:\Windows\System32\wscript.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\KYXNMD0WI5 = "\"C:\\Users\\Admin\\eReceipt.js\"" | C:\Windows\system32\wscript.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run | C:\Windows\system32\wscript.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 956 wrote to memory of 1616 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 956 wrote to memory of 1616 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 956 wrote to memory of 1616 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\wscript.exe |
| PID 956 wrote to memory of 988 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\schtasks.exe |
| PID 956 wrote to memory of 988 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\schtasks.exe |
| PID 956 wrote to memory of 988 | N/A | C:\Windows\system32\wscript.exe | C:\Windows\System32\schtasks.exe |
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\eReceipt.js
C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\IjKIytFPkg.js"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\eReceipt.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zeegod.duckdns.org | udp |
| US | 8.8.8.8:53 | javaautorun.duia.ro | udp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| US | 107.182.129.16:9004 | zeegod.duckdns.org | tcp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
| JP | 156.146.35.171:5465 | javaautorun.duia.ro | tcp |
Files
memory/956-54-0x000007FEFBF81000-0x000007FEFBF83000-memory.dmp
memory/1616-55-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\IjKIytFPkg.js
| MD5 | ef0483773297fed332856b0c51c77ec5 |
| SHA1 | 0215fef393a219df1a8263cfd89b3de50328327c |
| SHA256 | 26742501b9958757e1003e4b8b43a3df7e698cbb30c0339e59b62edeea24f231 |
| SHA512 | 1aee96ac181e5246c74d0a11e4a248617388c70de0c62302a853f9a11f2a5f1480a7898d7a6b7f8ca4dfbe0afde80129edafc39dfb64e48686a5be0f824f7998 |
memory/988-58-0x0000000000000000-mapping.dmp