Analysis Overview
SHA256
5d3a08dced9382d003191a7cc8fab4b2e116c8673301de05e75f1891d7740d33
Threat Level: Known bad
The file a.exe was found to be: Known bad.
Malicious Activity Summary
Toxiceye family
Contains code to disable Windows Defender
ToxicEye
Downloads MZ/PE file
Deletes itself
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates processes with tasklist
Creates scheduled task(s)
Delays execution with timeout.exe
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-03-02 01:48
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Toxiceye family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-02 01:48
Reported
2024-03-02 01:51
Platform
win7-20240221-en
Max time kernel
122s
Max time network
125s
Command Line
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
ToxicEye
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\CyberEye\rat.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 |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Enumerates processes with tasklist
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\tasklist.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\CyberEye\rat.exe | N/A |
| N/A | N/A | C:\Users\CyberEye\rat.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\tasklist.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\CyberEye\rat.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\CyberEye\rat.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\CyberEye\rat.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\a.exe
"C:\Users\Admin\AppData\Local\Temp\a.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp62A9.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp62A9.tmp.bat
C:\Windows\system32\tasklist.exe
Tasklist /fi "PID eq 2072"
C:\Windows\system32\find.exe
find ":"
C:\Windows\system32\timeout.exe
Timeout /T 1 /Nobreak
C:\Users\CyberEye\rat.exe
"rat.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2596 -s 1568
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
Files
memory/2072-0-0x0000000001320000-0x000000000134A000-memory.dmp
memory/2072-1-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp
memory/2072-2-0x000000001B210000-0x000000001B290000-memory.dmp
memory/2072-5-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp62A9.tmp.bat
| MD5 | 1bb169696522d59670c0f0bdb1626a95 |
| SHA1 | 6d4a10191013e7fd2af84cbd45d158cd816a6ecf |
| SHA256 | 8694899f05cffafb8386fa83cd09e7c216b8df7c64e7bbe32df7b494f67128fb |
| SHA512 | 59b88424144f56fb2b0ab2af14d2962564b86d484c32946ab07c62b57d145411ee4510e434b48b9ae565ca45a39b7d80737798748359b4da977b085aa02f8a62 |
C:\Users\CyberEye\rat.exe
| MD5 | 9f7e5fec8caa330b7ae21818ca6bd057 |
| SHA1 | 04c7bc6909a8cac7712010728c1d58ea348e7400 |
| SHA256 | 5d3a08dced9382d003191a7cc8fab4b2e116c8673301de05e75f1891d7740d33 |
| SHA512 | 8756772ed9ca40cf1bd879faf2a6b34861ba3abe46199b90e3db66ddb1b87837494720892a73f7b3c22ed0f234f1a5d91282de48c431709775597dc4cd066e8f |
memory/2596-10-0x0000000000DE0000-0x0000000000E0A000-memory.dmp
memory/2596-11-0x000007FEF4F00000-0x000007FEF58EC000-memory.dmp
memory/2596-12-0x000000001AFE0000-0x000000001B060000-memory.dmp
memory/2596-13-0x000007FEF4F00000-0x000007FEF58EC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-02 01:48
Reported
2024-03-02 01:51
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
ToxicEye
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\CyberEye\rat.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\CyberEye\rat.exe | N/A |
Reads user/profile data of web browsers
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | raw.githubusercontent.com | N/A | N/A |
| N/A | raw.githubusercontent.com | N/A | N/A |
| N/A | raw.githubusercontent.com | N/A | 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 |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Enumerates processes with tasklist
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\tasklist.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\tasklist.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\CyberEye\rat.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\CyberEye\rat.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\CyberEye\rat.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\a.exe
"C:\Users\Admin\AppData\Local\Temp\a.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpD3AB.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpD3AB.tmp.bat
C:\Windows\system32\tasklist.exe
Tasklist /fi "PID eq 2868"
C:\Windows\system32\find.exe
find ":"
C:\Windows\system32\timeout.exe
Timeout /T 1 /Nobreak
C:\Users\CyberEye\rat.exe
"rat.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\CyberEye\rat.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3096 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | google.com | udp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | raw.githubusercontent.com | udp |
| US | 185.199.108.133:443 | raw.githubusercontent.com | tcp |
| US | 185.199.108.133:443 | raw.githubusercontent.com | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| 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 | 133.108.199.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| IE | 74.125.193.95:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 95.193.125.74.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/2868-0-0x00007FF9840E0000-0x00007FF984BA1000-memory.dmp
memory/2868-1-0x000001EF2FA20000-0x000001EF2FA4A000-memory.dmp
memory/2868-2-0x000001EF4A060000-0x000001EF4A070000-memory.dmp
memory/2868-6-0x00007FF9840E0000-0x00007FF984BA1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpD3AB.tmp.bat
| MD5 | 898a3bc38d57d4f157ba9b5fda068598 |
| SHA1 | de033c39807770fc68e43a752b3a3a349e6e3341 |
| SHA256 | b577031857cd16a9e4dc78d05c885851931c5230ee3ab38a426f160a8f429eab |
| SHA512 | 6084df6e772fb3ee88069ddb91a1da00ceef4783702e01c080bff011077665346c87e7f04eaf4d3d2f483583393dd8a1d230b8a9e436de9327fd10883a6af256 |
C:\Users\CyberEye\rat.exe
| MD5 | 9f7e5fec8caa330b7ae21818ca6bd057 |
| SHA1 | 04c7bc6909a8cac7712010728c1d58ea348e7400 |
| SHA256 | 5d3a08dced9382d003191a7cc8fab4b2e116c8673301de05e75f1891d7740d33 |
| SHA512 | 8756772ed9ca40cf1bd879faf2a6b34861ba3abe46199b90e3db66ddb1b87837494720892a73f7b3c22ed0f234f1a5d91282de48c431709775597dc4cd066e8f |
memory/416-11-0x00007FF983D00000-0x00007FF9847C1000-memory.dmp
memory/416-12-0x0000019EE7850000-0x0000019EE7860000-memory.dmp
memory/416-13-0x0000019EE7F50000-0x0000019EE7F62000-memory.dmp
memory/416-14-0x0000019EE7C40000-0x0000019EE7C4A000-memory.dmp
memory/416-17-0x0000019EE7850000-0x0000019EE7860000-memory.dmp
memory/416-28-0x0000019EE7850000-0x0000019EE7860000-memory.dmp
memory/416-44-0x00007FF983D00000-0x00007FF9847C1000-memory.dmp
memory/416-45-0x0000019EE7850000-0x0000019EE7860000-memory.dmp
memory/416-46-0x0000019EE7850000-0x0000019EE7860000-memory.dmp