Analysis Overview
SHA256
2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044
Threat Level: Known bad
The file 2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044 was found to be: Known bad.
Malicious Activity Summary
Detects file containing reversed ASEP Autorun registry keys
Async RAT payload
Asyncrat family
AsyncRat
Detects file containing reversed ASEP Autorun registry keys
Async RAT payload
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Legitimate hosting services abused for malware hosting/C2
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Delays execution with timeout.exe
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-20 20:37
Signatures
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Asyncrat family
Detects file containing reversed ASEP Autorun registry keys
| 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
2024-06-20 20:37
Reported
2024-06-20 20:40
Platform
win7-20240220-en
Max time kernel
145s
Max time network
147s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects file containing reversed ASEP Autorun registry keys
| 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\Solara.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | 2.tcp.eu.ngrok.io | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
| N/A | 2.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 2.tcp.eu.ngrok.io | N/A | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
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 AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Solara.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044.exe
"C:\Users\Admin\AppData\Local\Temp\2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Solara" /tr '"C:\Users\Admin\AppData\Roaming\Solara.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1842.tmp.bat""
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "Solara" /tr '"C:\Users\Admin\AppData\Roaming\Solara.exe"'
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Users\Admin\AppData\Roaming\Solara.exe
"C:\Users\Admin\AppData\Roaming\Solara.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 104.20.3.235:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | 2.tcp.eu.ngrok.io | udp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.197.239.5:13618 | 2.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 2.tcp.eu.ngrok.io | udp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 2.tcp.eu.ngrok.io | udp |
| DE | 3.127.138.57:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.127.138.57:13618 | 2.tcp.eu.ngrok.io | tcp |
Files
memory/2100-0-0x00000000745AE000-0x00000000745AF000-memory.dmp
memory/2100-1-0x0000000000B60000-0x0000000000B72000-memory.dmp
memory/2100-2-0x00000000745A0000-0x0000000074C8E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp1842.tmp.bat
| MD5 | c4049b6123043720a753b82a2f3126e9 |
| SHA1 | 6c966eafa732d26a0526e624f2e267a9676489b2 |
| SHA256 | beb1f9089fffb4cdd9e531009f5b30a3788a45b2b923cce98ca3aa88d477fbb5 |
| SHA512 | c905f6f48314721a481ea4693033a0b95d37e8b2dda3261f73bb4ea4a3f5e3156b4905e9cce4880bb72614c4c17ce4d1c2929cb4dc8d0a6282e40eafb8e4464a |
memory/2100-11-0x00000000745A0000-0x0000000074C8E000-memory.dmp
\Users\Admin\AppData\Roaming\Solara.exe
| MD5 | c6f6dc7bba217c28483bf2d105cbfad2 |
| SHA1 | e09f5fb55ee7c3709c310d0882437ccc95d14acf |
| SHA256 | 2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044 |
| SHA512 | 60d7cc4f0a9538b677a7ee71553ce0ea95d0225e68d60ea36ed931a3e6f6200a0b1ff5e77e1b9b488e1879b5d843f82a3893acf451977702dd154e649049c2a3 |
memory/2476-16-0x0000000000AA0000-0x0000000000AB2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 20:37
Reported
2024-06-20 20:40
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects file containing reversed ASEP Autorun registry keys
| Description | Indicator | Process | Target |
| 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-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Solara.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | 2.tcp.eu.ngrok.io | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
| N/A | 2.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 2.tcp.eu.ngrok.io | N/A | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
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 AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Solara.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044.exe
"C:\Users\Admin\AppData\Local\Temp\2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Solara" /tr '"C:\Users\Admin\AppData\Roaming\Solara.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp565D.tmp.bat""
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "Solara" /tr '"C:\Users\Admin\AppData\Roaming\Solara.exe"'
C:\Users\Admin\AppData\Roaming\Solara.exe
"C:\Users\Admin\AppData\Roaming\Solara.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 104.20.4.235:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | 2.tcp.eu.ngrok.io | udp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 235.4.20.104.in-addr.arpa | udp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| 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 | 172.210.232.199.in-addr.arpa | udp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| DE | 18.192.93.86:13618 | 2.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 2.tcp.eu.ngrok.io | udp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 3.126.37.18:13618 | 2.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 2.tcp.eu.ngrok.io | udp |
| DE | 18.157.68.73:13618 | 2.tcp.eu.ngrok.io | tcp |
| DE | 18.157.68.73:13618 | 2.tcp.eu.ngrok.io | tcp |
Files
memory/1116-0-0x00000000750AE000-0x00000000750AF000-memory.dmp
memory/1116-1-0x0000000000BC0000-0x0000000000BD2000-memory.dmp
memory/1116-2-0x00000000750A0000-0x0000000075850000-memory.dmp
memory/1116-3-0x0000000005410000-0x0000000005476000-memory.dmp
memory/1116-4-0x00000000058D0000-0x000000000596C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp565D.tmp.bat
| MD5 | 3bffe5f5fbf25e56e206a590a67cddbf |
| SHA1 | ec7f2f1805f27ec6d956bbb4da5785a934243e8c |
| SHA256 | fe1c27a4ea41fee1671ec529f92488e19a6d36432216ec18d1161ffcaeea2977 |
| SHA512 | 81ee7ad8fa62989ecb4deb7cc437a0df1cb57407c24cb3788a672ea7ad2a1a005aa9836ac3f10830bd3f61cd203c5f50dd05f62bd949c754615801aba9cc1f2c |
memory/1116-10-0x00000000750A0000-0x0000000075850000-memory.dmp
C:\Users\Admin\AppData\Roaming\Solara.exe
| MD5 | c6f6dc7bba217c28483bf2d105cbfad2 |
| SHA1 | e09f5fb55ee7c3709c310d0882437ccc95d14acf |
| SHA256 | 2cb3ccdd4a695657e2a4a73147070f2c724d3ec1e9b1febddc4774643eeaa044 |
| SHA512 | 60d7cc4f0a9538b677a7ee71553ce0ea95d0225e68d60ea36ed931a3e6f6200a0b1ff5e77e1b9b488e1879b5d843f82a3893acf451977702dd154e649049c2a3 |
memory/3244-14-0x00000000750A0000-0x0000000075850000-memory.dmp
memory/3244-15-0x00000000750A0000-0x0000000075850000-memory.dmp