Analysis Overview
SHA256
1fcf39f27164b5bfee7f234220f5cd10f73932d72794cafd678a0dac1297707f
Threat Level: Known bad
The file BG000896543.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Executes dropped EXE
Loads dropped DLL
UPX packed file
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-21 10:06
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-21 10:06
Reported
2023-03-21 10:08
Platform
win7-20230220-en
Max time kernel
142s
Max time network
153s
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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BG000896543.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BG000896543.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
UPX packed file
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Run\enjsn = "C:\\Users\\Admin\\AppData\\Roaming\\uqajfoxscxhq\\mvfbkgpyu.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\jmxpydzgw.exe\" C:\\Users\\Admin\\AppData" | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1756 set thread context of 544 | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\BG000896543.exe
"C:\Users\Admin\AppData\Local\Temp\BG000896543.exe"
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
"C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe" C:\Users\Admin\AppData\Local\Temp\edfxh.uno
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
"C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe"
Network
| Country | Destination | Domain | Proto |
| US | 192.3.193.136:2023 | tcp |
Files
\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
C:\Users\Admin\AppData\Local\Temp\edfxh.uno
| MD5 | c7a9d72dcb4c336ed5ce3bc3f84dd1ff |
| SHA1 | 89e84e7a721a8de1439caac348214df6130b1d95 |
| SHA256 | 7d1e0ce820decb490b328f147d873cadf2cc2ff18d2f38fbe314835c0b0bce7d |
| SHA512 | 2265247e034ddef51853460a2dedb66e86851912aa4169d795e53911ba63d53857c097398be7d8f7a4b94b0067c47d1ae4baad0b26f0614b07f80cbe1f8452cb |
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
C:\Users\Admin\AppData\Local\Temp\grfmfvqbxa.zsd
| MD5 | da5c2ace84a6bda6b77fa44cffe23637 |
| SHA1 | 477a8fa4732843cc3c0399cd9256d76e5c3080a9 |
| SHA256 | 57e9c28db872eb5a639af48bb88a59da1c2c5e8af4832c444ef812162b311181 |
| SHA512 | 20beee6e71d55a9da667f7d5db2d5480a8a82053a3fbcbe0b0e0d84ac952b120bb52ab424d35a75650d28901a4791d56f4f7520f5138f0da3353040c6344bea1 |
\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
memory/544-69-0x0000000000400000-0x0000000000426000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
memory/544-72-0x0000000000400000-0x0000000000426000-memory.dmp
memory/544-74-0x0000000000400000-0x0000000000426000-memory.dmp
memory/544-75-0x0000000000400000-0x0000000000426000-memory.dmp
memory/544-76-0x00000000005F0000-0x0000000000602000-memory.dmp
memory/544-77-0x0000000001E10000-0x0000000001E50000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-21 10:06
Reported
2023-03-21 10:08
Platform
win10v2004-20230220-en
Max time kernel
146s
Max time network
149s
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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
UPX packed file
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\enjsn = "C:\\Users\\Admin\\AppData\\Roaming\\uqajfoxscxhq\\mvfbkgpyu.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\jmxpydzgw.exe\" C:\\Users\\Admin\\AppData" | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2276 set thread context of 2608 | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3736 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\BG000896543.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
| PID 3736 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\BG000896543.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
| PID 3736 wrote to memory of 2276 | N/A | C:\Users\Admin\AppData\Local\Temp\BG000896543.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
| PID 2276 wrote to memory of 2608 | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
| PID 2276 wrote to memory of 2608 | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
| PID 2276 wrote to memory of 2608 | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
| PID 2276 wrote to memory of 2608 | N/A | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe | C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\BG000896543.exe
"C:\Users\Admin\AppData\Local\Temp\BG000896543.exe"
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
"C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe" C:\Users\Admin\AppData\Local\Temp\edfxh.uno
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
"C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 192.3.193.136:2023 | tcp | |
| US | 8.8.8.8:53 | 136.193.3.192.in-addr.arpa | udp |
| IE | 20.50.80.210:443 | tcp | |
| US | 8.8.8.8:53 | 32.146.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| NL | 8.238.179.126:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 86.8.109.52.in-addr.arpa | udp |
| NL | 8.238.179.126:80 | tcp | |
| US | 8.8.8.8:53 | 202.74.101.95.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
C:\Users\Admin\AppData\Local\Temp\edfxh.uno
| MD5 | c7a9d72dcb4c336ed5ce3bc3f84dd1ff |
| SHA1 | 89e84e7a721a8de1439caac348214df6130b1d95 |
| SHA256 | 7d1e0ce820decb490b328f147d873cadf2cc2ff18d2f38fbe314835c0b0bce7d |
| SHA512 | 2265247e034ddef51853460a2dedb66e86851912aa4169d795e53911ba63d53857c097398be7d8f7a4b94b0067c47d1ae4baad0b26f0614b07f80cbe1f8452cb |
C:\Users\Admin\AppData\Local\Temp\grfmfvqbxa.zsd
| MD5 | da5c2ace84a6bda6b77fa44cffe23637 |
| SHA1 | 477a8fa4732843cc3c0399cd9256d76e5c3080a9 |
| SHA256 | 57e9c28db872eb5a639af48bb88a59da1c2c5e8af4832c444ef812162b311181 |
| SHA512 | 20beee6e71d55a9da667f7d5db2d5480a8a82053a3fbcbe0b0e0d84ac952b120bb52ab424d35a75650d28901a4791d56f4f7520f5138f0da3353040c6344bea1 |
memory/2608-142-0x0000000000400000-0x0000000000426000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\jmxpydzgw.exe
| MD5 | 41fcc8ea93e353c03f86c4f7f47fb8bf |
| SHA1 | 37766be6029410e596c103fa5aa660d4e7de5cb4 |
| SHA256 | 328f8c311bc7c17bc544d83665216ef125a5ebf1d4acc87423352c9346ded93d |
| SHA512 | ae70ff237246e03ab6836aa6c594a3904be6e9cdc9990618f626622f213a54aabd29e86c3bba8ada3ceaba74f86379facd3172ce04f7405a225e4e11058c1dae |
memory/2608-145-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2608-146-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2608-148-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2608-149-0x0000000004B10000-0x0000000004B20000-memory.dmp
memory/2608-150-0x0000000004B10000-0x0000000004B20000-memory.dmp
memory/2608-151-0x0000000004B10000-0x0000000004B20000-memory.dmp
memory/2608-152-0x0000000004B10000-0x0000000004B20000-memory.dmp
memory/2608-153-0x0000000004D60000-0x0000000004DFC000-memory.dmp
memory/2608-154-0x0000000004E00000-0x00000000053A4000-memory.dmp
memory/2608-155-0x00000000053B0000-0x0000000005416000-memory.dmp
memory/2608-157-0x0000000004B10000-0x0000000004B20000-memory.dmp
memory/2608-158-0x0000000004B10000-0x0000000004B20000-memory.dmp
memory/2608-159-0x0000000004B10000-0x0000000004B20000-memory.dmp
memory/2608-160-0x0000000004B10000-0x0000000004B20000-memory.dmp