Analysis Overview
SHA256
9c633404d41a3c07f7ea28683ba909ff5dd64f06e6680d0c143c6fdc66ef33a2
Threat Level: Known bad
The file cozios Image Logger.exe was found to be: Known bad.
Malicious Activity Summary
Async RAT payload
Asyncrat family
AsyncRat
Async RAT payload
Executes dropped EXE
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Delays execution with timeout.exe
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-17 01:18
Signatures
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Asyncrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-17 01:18
Reported
2024-04-17 01:23
Platform
win10v2004-20240412-en
Max time kernel
147s
Max time network
152s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\cozios Image Logger.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\image logger.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 |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\cozios Image Logger.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\image logger.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\image logger.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\cozios Image Logger.exe
"C:\Users\Admin\AppData\Local\Temp\cozios Image Logger.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "image logger" /tr '"C:\Users\Admin\AppData\Roaming\image logger.exe"' & exit
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp62E0.tmp.bat""
C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "image logger" /tr '"C:\Users\Admin\AppData\Roaming\image logger.exe"'
C:\Windows\system32\timeout.exe
timeout 3
C:\Users\Admin\AppData\Roaming\image logger.exe
"C:\Users\Admin\AppData\Roaming\image logger.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.19.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.114.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:4449 | tcp | |
| N/A | 127.0.0.1:4449 | tcp | |
| FI | 87.100.214.103:4449 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| FI | 87.100.214.103:4449 | tcp | |
| N/A | 127.0.0.144:4449 | tcp | |
| N/A | 127.0.0.1:4449 | tcp | |
| FI | 87.100.214.103:4449 | tcp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| FI | 87.100.214.103:4449 | tcp | |
| N/A | 127.0.0.144:4449 | tcp | |
| N/A | 127.0.0.1:4449 | tcp | |
| N/A | 127.0.0.1:4449 | tcp | |
| FI | 87.100.214.103:4449 | tcp | |
| US | 8.8.8.8:53 | 169.117.168.52.in-addr.arpa | udp |
Files
memory/3912-0-0x0000000000260000-0x0000000000278000-memory.dmp
memory/3912-2-0x00007FF87E020000-0x00007FF87EAE1000-memory.dmp
memory/3912-3-0x000000001AF70000-0x000000001AF80000-memory.dmp
memory/3912-8-0x00007FF89C410000-0x00007FF89C605000-memory.dmp
memory/3912-9-0x00007FF87E020000-0x00007FF87EAE1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp62E0.tmp.bat
| MD5 | 8ca642c8c66689e178b8f60f31cb6c3b |
| SHA1 | c893914f1d4e43ec174f3d1e921ee1d1158b1e7c |
| SHA256 | 880d71437c8761ebf0af5d4289ce458a682b47365dbe1ae119fa0a022beae111 |
| SHA512 | 41c59ba6884dac1a656c54f02ef4c7b5783a644875088d0b8b4c61bdee1400e05bf36464728fbcb1f573aff1c0702d2d56c0676e0045012f34240ab7b350dc48 |
C:\Users\Admin\AppData\Roaming\image logger.exe
| MD5 | 9a6f6caca9dd58075c1b428acd8a5f16 |
| SHA1 | 20b4dcf9b06efad871116eb14d271bf8344e5907 |
| SHA256 | 9c633404d41a3c07f7ea28683ba909ff5dd64f06e6680d0c143c6fdc66ef33a2 |
| SHA512 | ead8ac3ffb6940532e265b273e4f0d0ec8c2187eb60f9da1226f2c94d7129c1d6aff69125f454f62162a4d411e1d33a5f2e17f171e57109ceaf09cec7069a4b7 |
C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf
| MD5 | cf759e4c5f14fe3eec41b87ed756cea8 |
| SHA1 | c27c796bb3c2fac929359563676f4ba1ffada1f5 |
| SHA256 | c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761 |
| SHA512 | c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b |
memory/500-15-0x00007FF87E270000-0x00007FF87ED31000-memory.dmp
memory/500-16-0x000000001AFD0000-0x000000001AFE0000-memory.dmp
memory/500-17-0x00007FF87E270000-0x00007FF87ED31000-memory.dmp
memory/500-18-0x000000001AFD0000-0x000000001AFE0000-memory.dmp