Analysis Overview
SHA256
0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e
Threat Level: Known bad
The file 0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Asyncrat family
Checks computer location settings
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Delays execution with timeout.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-20 14:35
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: behavioral2
Detonation Overview
Submitted
2024-06-20 14:35
Reported
2024-06-20 14:40
Platform
win7-20240611-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
AsyncRat
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
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe
"C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "%AppData%" /tr '"C:\Users\Admin\AppData\Roaming\%AppData%.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp27BC.tmp.bat""
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "C:\Users\Admin\AppData\Roaming" /tr '"C:\Users\Admin\AppData\Roaming\C:\Users\Admin\AppData\Roaming.exe"'
C:\Windows\SysWOW64\timeout.exe
timeout 3
Network
Files
memory/2028-0-0x000000007444E000-0x000000007444F000-memory.dmp
memory/2028-1-0x0000000000EE0000-0x0000000000EF8000-memory.dmp
memory/2028-3-0x0000000074440000-0x0000000074B2E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp27BC.tmp.bat
| MD5 | 75055db7953e645817c6611ca476a115 |
| SHA1 | 04f62e926da4a830b39b9deaf15b9947ccd98db3 |
| SHA256 | b73b773abe3b282019814172e0af98b86d473fc91764e650d07df540002cc032 |
| SHA512 | d8712382164fc6cc8d025b4b2f6f812a8a1f60d6f2f374ad6863847d96cbb5c436324c4ee282c13038e841ee9ebcb25a7c5be95962bb877584ac4cc0a17afa44 |
memory/2028-11-0x0000000074440000-0x0000000074B2E000-memory.dmp
memory/2028-14-0x0000000074440000-0x0000000074B2E000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-06-20 14:35
Reported
2024-06-20 14:40
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
269s
Command Line
Signatures
AsyncRat
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe | 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\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe
"C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "%AppData%" /tr '"C:\Users\Admin\AppData\Roaming\%AppData%.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3C8C.tmp.bat""
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "C:\Users\Admin\AppData\Roaming" /tr '"C:\Users\Admin\AppData\Roaming\C:\Users\Admin\AppData\Roaming.exe"'
C:\Windows\SysWOW64\timeout.exe
timeout 3
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| NL | 23.62.61.152:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 252.15.104.51.in-addr.arpa | udp |
Files
memory/1424-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp
memory/1424-1-0x00000000003B0000-0x00000000003C8000-memory.dmp
memory/1424-2-0x0000000005530000-0x0000000005AD4000-memory.dmp
memory/1424-4-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/1424-5-0x0000000074A10000-0x00000000751C0000-memory.dmp
memory/1424-10-0x0000000074A10000-0x00000000751C0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp3C8C.tmp.bat
| MD5 | d24668acb90042fe874bce57eabe029a |
| SHA1 | 1aa2dca0657c10ebe78908b048625d61ccdbc590 |
| SHA256 | 5e3d9cc819716d51d9754f2c1655123fea27355f60c378e88101d19154697b57 |
| SHA512 | c4f5171ac8dde7889525ddf00daf04a6e326066a65dca191b056fdcf9a8151d261cb4a4916cb191894187ba2f901c0e93ff0160592582a355004c30e0d5ca7cb |
Analysis: behavioral4
Detonation Overview
Submitted
2024-06-20 14:35
Reported
2024-06-20 14:40
Platform
win11-20240611-en
Max time kernel
92s
Max time network
190s
Command Line
Signatures
AsyncRat
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\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe
"C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "%AppData%" /tr '"C:\Users\Admin\AppData\Roaming\%AppData%.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp662C.tmp.bat""
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "C:\Users\Admin\AppData\Roaming" /tr '"C:\Users\Admin\AppData\Roaming\C:\Users\Admin\AppData\Roaming.exe"'
Network
| Country | Destination | Domain | Proto |
| IE | 52.111.236.22:443 | tcp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
Files
memory/1572-0-0x0000000074CCE000-0x0000000074CCF000-memory.dmp
memory/1572-1-0x0000000000930000-0x0000000000948000-memory.dmp
memory/1572-2-0x0000000005C10000-0x00000000061B6000-memory.dmp
memory/1572-4-0x0000000074CC0000-0x0000000075471000-memory.dmp
memory/1572-5-0x0000000074CC0000-0x0000000075471000-memory.dmp
memory/1572-10-0x0000000074CC0000-0x0000000075471000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp662C.tmp.bat
| MD5 | e457833e232f38327ec3e73f6caeb983 |
| SHA1 | b90cff5ff4c2a3fa2844ad4edb38d89fd36400b2 |
| SHA256 | f972fae449dead26e24e6d2a4c0325020076ce134be21b2df7e1401692861457 |
| SHA512 | 4cde2feeb14c2985eb5101ff20e5558857e9d7a161306b58f1fb0d71f830a8492165ee013703dd94d331e2961cd33359deba8667095ec196b36e3e30b41accfc |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 14:35
Reported
2024-06-20 14:40
Platform
win10-20240404-en
Max time kernel
208s
Max time network
300s
Command Line
Signatures
AsyncRat
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\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe
"C:\Users\Admin\AppData\Local\Temp\0b657c945d9ebee7f0b8a48be6f1abf4b9dbf2c0c609fc8030818a2229dd175e.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "%AppData%" /tr '"C:\Users\Admin\AppData\Roaming\%AppData%.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6C56.tmp.bat""
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "C:\Users\Admin\AppData\Roaming" /tr '"C:\Users\Admin\AppData\Roaming\C:\Users\Admin\AppData\Roaming.exe"'
C:\Windows\SysWOW64\timeout.exe
timeout 3
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 76.234.34.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
Files
memory/3796-0-0x000000007407E000-0x000000007407F000-memory.dmp
memory/3796-1-0x00000000000D0000-0x00000000000E8000-memory.dmp
memory/3796-2-0x0000000004FF0000-0x00000000054EE000-memory.dmp
memory/3796-4-0x0000000074070000-0x000000007475E000-memory.dmp
memory/3796-5-0x0000000074070000-0x000000007475E000-memory.dmp
memory/3796-10-0x0000000074070000-0x000000007475E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp6C56.tmp.bat
| MD5 | c1559e0301aa09fd329e6896f7730a60 |
| SHA1 | 1def97c946c99fb1136028678671fd680e953caa |
| SHA256 | 53839ee5bf93d3f6e7c8ca57604654ae7869ec2045afc1d44ab6cfbbb34fd7d0 |
| SHA512 | efd4b46a923fc3228295c5ca4e258998b8933c0b454b2c468f1929a7998b5e4a4d648ce7affeedce573dad1f3f774b9439f2a39518a6cf8ca4b0fa44da807145 |