Analysis Overview
SHA256
4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a
Threat Level: Known bad
The file 4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a.exe was found to be: Known bad.
Malicious Activity Summary
Detects Windows executables referencing non-Windows User-Agents
Quasar family
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects executables containing common artifacts observed in infostealers
Quasar RAT
Quasar payload
Detects executables containing common artifacts observed in infostealers
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects Windows executables referencing non-Windows User-Agents
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Suspicious use of SendNotifyMessage
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-30 02:08
Signatures
Detects Windows executables referencing non-Windows User-Agents
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables containing common artifacts observed in infostealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Quasar family
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-30 02:08
Reported
2024-03-30 02:11
Platform
win7-20240221-en
Max time kernel
147s
Max time network
148s
Command Line
Signatures
Quasar RAT
Quasar payload
| 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 |
Detects Windows executables referencing non-Windows User-Agents
| 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 |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| 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 |
Detects executables containing common artifacts observed in infostealers
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a.exe
"C:\Users\Admin\AppData\Local\Temp\4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "softgui.svc" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe
"C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "softgui.svc" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe" /rl HIGHEST /f
Network
| Country | Destination | Domain | Proto |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp | |
| TR | 94.156.8.44:4787 | tcp | |
| TR | 94.156.8.44:6606 | tcp |
Files
memory/2792-0-0x0000000000B70000-0x0000000000E94000-memory.dmp
memory/2792-1-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp
memory/2792-2-0x000000001B110000-0x000000001B190000-memory.dmp
memory/2792-9-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp
memory/796-8-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe
| MD5 | b05ef4b68b309f9aefa705d3c0ab50e1 |
| SHA1 | ffbf50f019be8426868b616960713fa4f596905c |
| SHA256 | 4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a |
| SHA512 | e77b2fd9d92fd286cedd1f7a70767968a9048b02206493b43aaac11b73a29fbc8819a28f2fb7b765c87cfbf734fad0fda40483bb495a2f177833c31a5ce9294b |
memory/796-10-0x0000000001370000-0x0000000001694000-memory.dmp
memory/796-11-0x000000001B200000-0x000000001B280000-memory.dmp
memory/796-12-0x000007FEF5A30000-0x000007FEF641C000-memory.dmp
memory/796-13-0x000000001B200000-0x000000001B280000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-30 02:08
Reported
2024-03-30 02:11
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
157s
Command Line
Signatures
Quasar RAT
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects Windows executables referencing non-Windows User-Agents
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables containing common artifacts observed in infostealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a.exe
"C:\Users\Admin\AppData\Local\Temp\4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "softgui.svc" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe
"C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "softgui.svc" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe" /rl HIGHEST /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| TR | 94.156.8.44:4787 | tcp | |
| US | 8.8.8.8:53 | 44.8.156.94.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ipwho.is | udp |
| DE | 195.201.57.90:443 | ipwho.is | tcp |
| US | 8.8.8.8:53 | 90.57.201.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 213.143.182.52.in-addr.arpa | udp |
Files
memory/2260-0-0x0000000000110000-0x0000000000434000-memory.dmp
memory/2260-1-0x00007FFAC7BF0000-0x00007FFAC86B1000-memory.dmp
memory/2260-2-0x0000000000D00000-0x0000000000D10000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\softgui.exe
| MD5 | b05ef4b68b309f9aefa705d3c0ab50e1 |
| SHA1 | ffbf50f019be8426868b616960713fa4f596905c |
| SHA256 | 4b49068a198e8dcc90d1ae5d623c2cf669c93e067573b26c880b56b14e550e3a |
| SHA512 | e77b2fd9d92fd286cedd1f7a70767968a9048b02206493b43aaac11b73a29fbc8819a28f2fb7b765c87cfbf734fad0fda40483bb495a2f177833c31a5ce9294b |
memory/4112-9-0x00007FFAC7BF0000-0x00007FFAC86B1000-memory.dmp
memory/2260-10-0x00007FFAC7BF0000-0x00007FFAC86B1000-memory.dmp
memory/4112-11-0x000000001BEE0000-0x000000001BF30000-memory.dmp
memory/4112-12-0x000000001BFF0000-0x000000001C0A2000-memory.dmp
memory/4112-15-0x000000001BF70000-0x000000001BF82000-memory.dmp
memory/4112-16-0x000000001CAF0000-0x000000001CB2C000-memory.dmp
memory/4112-17-0x00007FFAC7BF0000-0x00007FFAC86B1000-memory.dmp