Analysis Overview
SHA256
9a8f8b44910d4c35a64244354966ce7bdd3bdff9189feee1d8e98b094c855138
Threat Level: Known bad
The file Launcher.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Asyncrat family
Async RAT payload
Async RAT payload
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Enumerates physical storage devices
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-21 02:44
Signatures
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Asyncrat family
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-21 02:44
Reported
2023-03-21 02:46
Platform
win7-20230220-en
Max time kernel
144s
Max time network
34s
Command Line
Signatures
AsyncRat
Async RAT 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 |
| 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\windows.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Launcher.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Launcher.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\windows.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Launcher.exe
"C:\Users\Admin\AppData\Local\Temp\Launcher.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "windows" /tr '"C:\Users\Admin\AppData\Local\Temp\windows.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp2711.tmp.bat""
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "windows" /tr '"C:\Users\Admin\AppData\Local\Temp\windows.exe"'
C:\Users\Admin\AppData\Local\Temp\windows.exe
"C:\Users\Admin\AppData\Local\Temp\windows.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| N/A | 127.0.0.1:7707 | tcp |
Files
memory/1324-54-0x00000000003D0000-0x0000000000424000-memory.dmp
memory/1324-55-0x0000000004DF0000-0x0000000004E30000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp2711.tmp.bat
| MD5 | 1996d284c52ae05d2e3338063945615d |
| SHA1 | 522d58df6c2e2d617ac685130052fe260e0cef57 |
| SHA256 | 7b6570aa5a1445c5b86082271f6fd4e4313efcb48e731fd75e26cfed27a22013 |
| SHA512 | b31292b02e350ce4b51b35386476ac5201f6e57a3781bbe07369fa7126dc77461564716d57b5cafa607a9edaa7c61e0733a0bfa606f598da0e54ac66b9a93d45 |
C:\Users\Admin\AppData\Local\Temp\tmp2711.tmp.bat
| MD5 | 1996d284c52ae05d2e3338063945615d |
| SHA1 | 522d58df6c2e2d617ac685130052fe260e0cef57 |
| SHA256 | 7b6570aa5a1445c5b86082271f6fd4e4313efcb48e731fd75e26cfed27a22013 |
| SHA512 | b31292b02e350ce4b51b35386476ac5201f6e57a3781bbe07369fa7126dc77461564716d57b5cafa607a9edaa7c61e0733a0bfa606f598da0e54ac66b9a93d45 |
\Users\Admin\AppData\Local\Temp\windows.exe
| MD5 | 66b5dabec55deb65ac6ecdbb385c9181 |
| SHA1 | 8485dc1ecf501916e3850521e81112fccdfaa110 |
| SHA256 | 9a8f8b44910d4c35a64244354966ce7bdd3bdff9189feee1d8e98b094c855138 |
| SHA512 | 28ff7068f0d8c1d7e0de8a6129d64db7d566868dc93e9bb8ba4de737d11483f8dd52edc6f67799cdf3396109061835bce472a2123477bb9304f1ff902ffdffb8 |
C:\Users\Admin\AppData\Local\Temp\windows.exe
| MD5 | 66b5dabec55deb65ac6ecdbb385c9181 |
| SHA1 | 8485dc1ecf501916e3850521e81112fccdfaa110 |
| SHA256 | 9a8f8b44910d4c35a64244354966ce7bdd3bdff9189feee1d8e98b094c855138 |
| SHA512 | 28ff7068f0d8c1d7e0de8a6129d64db7d566868dc93e9bb8ba4de737d11483f8dd52edc6f67799cdf3396109061835bce472a2123477bb9304f1ff902ffdffb8 |
C:\Users\Admin\AppData\Local\Temp\windows.exe
| MD5 | 66b5dabec55deb65ac6ecdbb385c9181 |
| SHA1 | 8485dc1ecf501916e3850521e81112fccdfaa110 |
| SHA256 | 9a8f8b44910d4c35a64244354966ce7bdd3bdff9189feee1d8e98b094c855138 |
| SHA512 | 28ff7068f0d8c1d7e0de8a6129d64db7d566868dc93e9bb8ba4de737d11483f8dd52edc6f67799cdf3396109061835bce472a2123477bb9304f1ff902ffdffb8 |
memory/560-68-0x00000000013A0000-0x00000000013F4000-memory.dmp
memory/560-69-0x00000000012B0000-0x00000000012F0000-memory.dmp
memory/560-70-0x00000000012B0000-0x00000000012F0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-21 02:44
Reported
2023-03-21 02:46
Platform
win10v2004-20230220-en
Max time kernel
148s
Max time network
152s
Command Line
Signatures
AsyncRat
Async RAT 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Launcher.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\windows.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\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\Launcher.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\windows.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Launcher.exe
"C:\Users\Admin\AppData\Local\Temp\Launcher.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "windows" /tr '"C:\Users\Admin\AppData\Local\Temp\windows.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp86C.tmp.bat""
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "windows" /tr '"C:\Users\Admin\AppData\Local\Temp\windows.exe"'
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Users\Admin\AppData\Local\Temp\windows.exe
"C:\Users\Admin\AppData\Local\Temp\windows.exe"
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 | 32.18.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.104.205.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| N/A | 127.0.0.1:6606 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 52.152.110.14:443 | tcp | |
| US | 20.44.10.122:443 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 8.8.8.8:53 | 161.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 52.152.110.14:443 | tcp | |
| US | 8.8.8.8:53 | 1.77.109.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:7707 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| NL | 8.238.179.126:80 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| NL | 8.238.179.126:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 52.152.110.14:443 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 52.152.110.14:443 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| N/A | 127.0.0.1:7707 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 52.152.110.14:443 | tcp | |
| N/A | 127.0.0.1:6606 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
| N/A | 127.0.0.1:6606 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| N/A | 127.0.0.1:7707 | tcp | |
| US | 8.8.8.8:53 | jntrojan.ddns.net | udp |
Files
memory/736-133-0x00000000003E0000-0x0000000000434000-memory.dmp
memory/736-134-0x0000000004D20000-0x0000000004D30000-memory.dmp
memory/736-135-0x0000000005030000-0x00000000050CC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp86C.tmp.bat
| MD5 | 551e098f5dba2ba686203fac0074e6b4 |
| SHA1 | 5cdf20379cb8d89f4df0944e50e97366f1028aba |
| SHA256 | 16fe3142685d48f78ba19f57a4424bfc7f755754e4d094e2c15a8d27f7edbec0 |
| SHA512 | 741a7765993244ed8a4f58a248c5f9b73dfa4f243e9b323d479dc3d35808c9acea066b2f233e1bbda4f29289d1b8ba9bd3612339763fe7963f891bf1060914c8 |
C:\Users\Admin\AppData\Local\Temp\windows.exe
| MD5 | 66b5dabec55deb65ac6ecdbb385c9181 |
| SHA1 | 8485dc1ecf501916e3850521e81112fccdfaa110 |
| SHA256 | 9a8f8b44910d4c35a64244354966ce7bdd3bdff9189feee1d8e98b094c855138 |
| SHA512 | 28ff7068f0d8c1d7e0de8a6129d64db7d566868dc93e9bb8ba4de737d11483f8dd52edc6f67799cdf3396109061835bce472a2123477bb9304f1ff902ffdffb8 |
C:\Users\Admin\AppData\Local\Temp\windows.exe
| MD5 | 66b5dabec55deb65ac6ecdbb385c9181 |
| SHA1 | 8485dc1ecf501916e3850521e81112fccdfaa110 |
| SHA256 | 9a8f8b44910d4c35a64244354966ce7bdd3bdff9189feee1d8e98b094c855138 |
| SHA512 | 28ff7068f0d8c1d7e0de8a6129d64db7d566868dc93e9bb8ba4de737d11483f8dd52edc6f67799cdf3396109061835bce472a2123477bb9304f1ff902ffdffb8 |
memory/4808-144-0x0000000002C30000-0x0000000002C40000-memory.dmp
memory/4808-145-0x0000000002C30000-0x0000000002C40000-memory.dmp