Analysis Overview
SHA256
ac79fa50576f1fc0ccd6305179fa9eb82cc5fec8710731dbae0f94424e34e396
Threat Level: Known bad
The file ac79fa50576f1fc0ccd6305179fa9eb82cc5fec8710731dbae0f94424e34e396.vbs was found to be: Known bad.
Malicious Activity Summary
VIPKeylogger
Credentials from Password Stores: Credentials from Web Browsers
Blocklisted process makes network request
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
Loads dropped DLL
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Browser Information Discovery
Enumerates physical storage devices
Command and Scripting Interpreter: JavaScript
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
outlook_win_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies registry class
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-21 02:07
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-21 02:07
Reported
2024-08-21 02:10
Platform
win7-20240708-en
Max time kernel
119s
Max time network
136s
Command Line
Signatures
VIPKeylogger
Credentials from Password Stores: Credentials from Web Browsers
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WScript.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Local\\Temp\\etBlpvr.exe" | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Service.exe" | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2748 set thread context of 2604 | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe |
Browser Information Discovery
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Processes
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ac79fa50576f1fc0ccd6305179fa9eb82cc5fec8710731dbae0f94424e34e396.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\TMYEEL.js"
C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe
"C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe"
C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe
"C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe"
Network
| Country | Destination | Domain | Proto |
| US | 192.210.215.11:80 | 192.210.215.11 | tcp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| BR | 132.226.247.73:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 172.67.177.134:443 | reallyfreegeoip.org | tcp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\TMYEEL.js
| MD5 | 525c63b84040438a926c03de51181f31 |
| SHA1 | fdf795b7188832cb229ca444aa77c518b989715e |
| SHA256 | 5b194105df980d66491cfd936a281a50960e329bbced39a007a3cf004387027d |
| SHA512 | b9dd0eb9429ba7df2ce89283a914a03a0d55ec8bac5a5dc42a85572f86e9a28cd6487a8ab781a7abd7eb3086ae9481b6f884055d04fadc5cdd697317a7735002 |
C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe
| MD5 | 3a8eb21f2c8267b9c95008be2699d74e |
| SHA1 | c6ed2e44b0ee1ac2cfcdd399e19ef5702a79e1d6 |
| SHA256 | 10355924cb01387c2e5a9f33190f6b614433295d263c4917ec8c6a2b46c380ef |
| SHA512 | 9673af2ad11ce600af090bbf4ccb35bd4e5bc4ff3846a50b3bec14703466ffaf020e80404e39ea7124ddcebcd15bee261376d014e3e4ec48eb9891d01e87c713 |
memory/2748-11-0x00000000003F0000-0x000000000043E000-memory.dmp
memory/2748-12-0x00000000003E0000-0x00000000003E8000-memory.dmp
memory/2604-20-0x00000000000C0000-0x000000000010A000-memory.dmp
memory/2604-31-0x00000000000C0000-0x000000000010A000-memory.dmp
memory/2604-28-0x00000000000C0000-0x000000000010A000-memory.dmp
memory/2604-24-0x00000000000C0000-0x000000000010A000-memory.dmp
memory/2604-18-0x00000000000C0000-0x000000000010A000-memory.dmp
memory/2604-16-0x00000000000C0000-0x000000000010A000-memory.dmp
memory/2604-14-0x00000000000C0000-0x000000000010A000-memory.dmp
memory/2604-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-21 02:07
Reported
2024-08-21 02:10
Platform
win10v2004-20240802-en
Max time kernel
136s
Max time network
136s
Command Line
Signatures
VIPKeylogger
Credentials from Password Stores: Credentials from Web Browsers
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| 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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Local\\Temp\\etBlpvr.exe" | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Service.exe" | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2388 set thread context of 1384 | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe |
Browser Information Discovery
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000_Classes\Local Settings | C:\Windows\System32\WScript.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe | N/A |
Processes
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ac79fa50576f1fc0ccd6305179fa9eb82cc5fec8710731dbae0f94424e34e396.vbs"
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\TMYEEL.js"
C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe
"C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe"
C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe
"C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe"
Network
| Country | Destination | Domain | Proto |
| US | 192.210.215.11:80 | 192.210.215.11 | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.215.210.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| JP | 132.226.8.169:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
| US | 8.8.8.8:53 | 169.8.226.132.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.67.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | 220.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\TMYEEL.js
| MD5 | 525c63b84040438a926c03de51181f31 |
| SHA1 | fdf795b7188832cb229ca444aa77c518b989715e |
| SHA256 | 5b194105df980d66491cfd936a281a50960e329bbced39a007a3cf004387027d |
| SHA512 | b9dd0eb9429ba7df2ce89283a914a03a0d55ec8bac5a5dc42a85572f86e9a28cd6487a8ab781a7abd7eb3086ae9481b6f884055d04fadc5cdd697317a7735002 |
C:\Users\Admin\AppData\Local\Temp\etBlpvr.exe
| MD5 | 3a8eb21f2c8267b9c95008be2699d74e |
| SHA1 | c6ed2e44b0ee1ac2cfcdd399e19ef5702a79e1d6 |
| SHA256 | 10355924cb01387c2e5a9f33190f6b614433295d263c4917ec8c6a2b46c380ef |
| SHA512 | 9673af2ad11ce600af090bbf4ccb35bd4e5bc4ff3846a50b3bec14703466ffaf020e80404e39ea7124ddcebcd15bee261376d014e3e4ec48eb9891d01e87c713 |
memory/2388-16-0x0000000000670000-0x00000000006BE000-memory.dmp
memory/2388-17-0x00000000055B0000-0x0000000005B54000-memory.dmp
memory/2388-18-0x0000000002A70000-0x0000000002A78000-memory.dmp
memory/1384-19-0x0000000000400000-0x000000000044A000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\etBlpvr.exe.log
| MD5 | 03febbff58da1d3318c31657d89c8542 |
| SHA1 | c9e017bd9d0a4fe533795b227c855935d86c2092 |
| SHA256 | 5164770a37b199a79ccd23b399bb3309228973d9f74c589bc2623dc613b37ac4 |
| SHA512 | 3750c372bbca1892e9c1b34681d592c693e725a8b149c3d6938079cd467628cec42c4293b0d886b57a786abf45f5e7229247b3445001774e3e793ff5a3accfa3 |
memory/1384-24-0x0000000005590000-0x000000000562C000-memory.dmp
memory/1384-25-0x0000000006C40000-0x0000000006E02000-memory.dmp
memory/1384-26-0x0000000006AE0000-0x0000000006B30000-memory.dmp
memory/1384-27-0x0000000006E10000-0x0000000006EA2000-memory.dmp
memory/1384-28-0x0000000006BF0000-0x0000000006BFA000-memory.dmp