Analysis Overview
SHA256
79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a
Threat Level: Known bad
The file 79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a was found to be: Known bad.
Malicious Activity Summary
Quasar RAT
Quasar payload
Azorult
Detects Windows executables referencing non-Windows User-Agents
Detects executables containing common artifacts observed in infostealers
Quasar family
Detects executables containing common artifacts observed in infostealers
Detects Windows executables referencing non-Windows User-Agents
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Looks up external IP address via web service
Enumerates connected drives
Suspicious use of SetThreadContext
AutoIT Executable
Unsigned PE
Program crash
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Runs ping.exe
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-21 23:11
Signatures
Detects Windows executables referencing non-Windows User-Agents
| 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 |
AutoIT Executable
| 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
2024-06-21 23:11
Reported
2024-06-21 23:13
Platform
win7-20240508-en
Max time kernel
2s
Max time network
124s
Command Line
Signatures
Azorult
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 |
| 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 |
| 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 |
| 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\Local\Temp\vnc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\windef.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vnc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\windef.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vnc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\windef.exe | N/A |
Loads dropped DLL
Enumerates connected drives
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
AutoIT Executable
| 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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2180 set thread context of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe |
| PID 2180 set thread context of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe |
| PID 2180 set thread context of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\vnc.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\vnc.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\vnc.exe |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe
"C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe"
C:\Users\Admin\AppData\Local\Temp\vnc.exe
"C:\Users\Admin\AppData\Local\Temp\vnc.exe"
C:\Users\Admin\AppData\Local\Temp\windef.exe
"C:\Users\Admin\AppData\Local\Temp\windef.exe"
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe
"C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 160
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0x21.in | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 8.8.8.8:53 | 0x21.in | udp |
| US | 8.8.8.8:53 | freegeoip.net | udp |
Files
\Users\Admin\AppData\Local\Temp\vnc.exe
| MD5 | b8ba87ee4c3fc085a2fed0d839aadce1 |
| SHA1 | b3a2e3256406330e8b1779199bb2b9865122d766 |
| SHA256 | 4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4 |
| SHA512 | 7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2 |
\Users\Admin\AppData\Local\Temp\windef.exe
| MD5 | b4a202e03d4135484d0e730173abcc72 |
| SHA1 | 01b30014545ea526c15a60931d676f9392ea0c70 |
| SHA256 | 7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9 |
| SHA512 | 632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb |
memory/2704-33-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/2704-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2704-31-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/2180-30-0x0000000000210000-0x000000000041A000-memory.dmp
memory/2704-43-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/1152-46-0x0000000000280000-0x00000000002DE000-memory.dmp
memory/2704-33-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/2704-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2704-31-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/2180-30-0x0000000000210000-0x000000000041A000-memory.dmp
memory/2704-43-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/1152-46-0x0000000000280000-0x00000000002DE000-memory.dmp
memory/2704-33-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/2704-39-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2704-31-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/2180-30-0x0000000000210000-0x000000000041A000-memory.dmp
memory/2704-43-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/1152-46-0x0000000000280000-0x00000000002DE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-21 23:11
Reported
2024-06-21 23:13
Platform
win10v2004-20240508-en
Max time kernel
5s
Max time network
109s
Command Line
Signatures
Azorult
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 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vnc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\windef.exe | N/A |
Enumerates connected drives
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
| N/A | ip-api.com | N/A | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2556 set thread context of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe | C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\vnc.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\vnc.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\windef.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe
"C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe"
C:\Users\Admin\AppData\Local\Temp\vnc.exe
"C:\Users\Admin\AppData\Local\Temp\vnc.exe"
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
C:\Users\Admin\AppData\Local\Temp\windef.exe
"C:\Users\Admin\AppData\Local\Temp\windef.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4944 -ip 4944
C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe
"C:\Users\Admin\AppData\Local\Temp\79089643736164d0100b69bdc309b4aa69f87f3c915bb80bed31f122e77c760a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 548
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F
C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\windef.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
C:\Users\Admin\AppData\Local\Temp\vnc.exe
"C:\Users\Admin\AppData\Local\Temp\vnc.exe"
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k
C:\Users\Admin\AppData\Local\Temp\windef.exe
"C:\Users\Admin\AppData\Local\Temp\windef.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3764 -ip 3764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3764 -s 520
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\dJ5Jjfoz4Jnj.bat" "
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3188 -ip 3188
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3188 -s 1456
C:\Windows\SysWOW64\chcp.com
chcp 65001
C:\Windows\SysWOW64\PING.EXE
ping -n 10 localhost
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe
"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f
C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0x21.in | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 8.8.8.8:53 | 0x21.in | udp |
| US | 8.8.8.8:53 | freegeoip.net | udp |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| RU | 5.8.88.191:443 | tcp | |
| US | 8.8.8.8:53 | sockartek.icu | udp |
| US | 8.8.8.8:53 | 0x21.in | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| RU | 5.8.88.191:443 | tcp | |
| US | 8.8.8.8:53 | sockartek.icu | udp |
Files
C:\Users\Admin\AppData\Local\Temp\vnc.exe
| MD5 | b8ba87ee4c3fc085a2fed0d839aadce1 |
| SHA1 | b3a2e3256406330e8b1779199bb2b9865122d766 |
| SHA256 | 4e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4 |
| SHA512 | 7a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2 |
C:\Users\Admin\AppData\Local\Temp\windef.exe
| MD5 | b4a202e03d4135484d0e730173abcc72 |
| SHA1 | 01b30014545ea526c15a60931d676f9392ea0c70 |
| SHA256 | 7050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9 |
| SHA512 | 632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb |
memory/4528-19-0x00000000730BE000-0x00000000730BF000-memory.dmp
memory/2556-20-0x0000000003AA0000-0x0000000003AA1000-memory.dmp
memory/2044-21-0x0000000000AC0000-0x0000000000AE0000-memory.dmp
memory/2044-29-0x0000000000AC0000-0x0000000000AE0000-memory.dmp
memory/4528-30-0x00000000007C0000-0x000000000081E000-memory.dmp
memory/4528-31-0x0000000005640000-0x0000000005BE4000-memory.dmp
memory/4528-34-0x0000000005130000-0x00000000051C2000-memory.dmp
memory/4528-35-0x00000000051D0000-0x0000000005236000-memory.dmp
memory/4528-36-0x0000000005E10000-0x0000000005E22000-memory.dmp
memory/4528-37-0x00000000730BE000-0x00000000730BF000-memory.dmp
memory/3188-45-0x0000000006330000-0x000000000633A000-memory.dmp
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe
| MD5 | dc14d96ee78aaba1481a482a6dd6f5be |
| SHA1 | 3ea3d1e9efb13a57e503838c57e65dc0812c9b5c |
| SHA256 | 53ad7ec493b0fdc727d5a74a7b6be4014e885a18e997abdf793d342c96d5fdc5 |
| SHA512 | 778c26506e131b11789c2da99cffeb801dfc4296074e187fd07e05487a07c6c165ff94280267b9b3efdd2915c7b82dc1d2c0f522d03dfb13c43baed5d7165d22 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\windef.exe.log
| MD5 | 8013ca45a4b68a281377f2c7b517ac8a |
| SHA1 | aff79b7c8f408e5ae6f00cf9d83e2fd95d9affc3 |
| SHA256 | 234381ea204c431d0936c4141a38381629938e4f5d40dd0ef01de6a282abbae7 |
| SHA512 | 428305df713c12d2165303a9b0433c83a0e3f3088a9551deb6403e9351814c38c2377e7c22ede57bcd23ca764e02fce431c52aba6bf4b998b89a518129fda2d6 |
memory/3084-67-0x0000000000470000-0x0000000000490000-memory.dmp
memory/3084-73-0x0000000000470000-0x0000000000490000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\dJ5Jjfoz4Jnj.bat
| MD5 | 116a8365df5708fa9cea0c66f78ad077 |
| SHA1 | d4fdb1f957a77b16f042bbc968ec490cd0314eaf |
| SHA256 | 79ef782b5cf4b498c6576d682cddc1e1c0b863fcb3255959e31cac9abf90fc7a |
| SHA512 | d7dfe81f088feb79d914ccdbe65d253ff899441abeec7a23e48da0b074fd48d83c02444516362c11b55882ef2c698566745dcb89d94fe6191b0f567b953c2076 |
C:\Users\Admin\AppData\Roaming\Logs\06-21-2024
| MD5 | 7dc66d491d938c9b23e02fc43334d735 |
| SHA1 | 5ee4ddfb9382d93ca4361a8be70e6f9388902dc3 |
| SHA256 | 0cfe5b81eb0a8ac5346669769f1cdc2352979c95cc9dc7654295a92fefb862db |
| SHA512 | 7afe9b40c2b24a1b6d8cf1c319bb948cbe9560374a9fdbc0f8fc56e6c22d1b18c13a0376a688ec74668672c950af5a816a55db3c85161df638b4f41788881548 |