Analysis Overview
SHA256
21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c
Threat Level: Known bad
The file 21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c was found to be: Known bad.
Malicious Activity Summary
Upatre
Executes dropped EXE
Loads dropped DLL
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-05-13 04:22
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-05-13 04:22
Reported
2021-05-13 19:48
Platform
win7v20210410
Max time kernel
151s
Max time network
121s
Command Line
Signatures
Upatre
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\szgfw.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1052 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | C:\Users\Admin\AppData\Local\Temp\szgfw.exe |
| PID 1052 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | C:\Users\Admin\AppData\Local\Temp\szgfw.exe |
| PID 1052 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | C:\Users\Admin\AppData\Local\Temp\szgfw.exe |
| PID 1052 wrote to memory of 1680 | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | C:\Users\Admin\AppData\Local\Temp\szgfw.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe
"C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe"
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
Network
Files
memory/1052-59-0x0000000074F31000-0x0000000074F33000-memory.dmp
\Users\Admin\AppData\Local\Temp\szgfw.exe
| MD5 | 25f9ee192041b68d59c39898a0fc198d |
| SHA1 | 2e99e27dc0a34e486db235aac47666c578595da4 |
| SHA256 | be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc |
| SHA512 | 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e |
memory/1680-62-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Local\Temp\szgfw.exe
| MD5 | 25f9ee192041b68d59c39898a0fc198d |
| SHA1 | 2e99e27dc0a34e486db235aac47666c578595da4 |
| SHA256 | be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc |
| SHA512 | 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e |
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
| MD5 | 25f9ee192041b68d59c39898a0fc198d |
| SHA1 | 2e99e27dc0a34e486db235aac47666c578595da4 |
| SHA256 | be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc |
| SHA512 | 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e |
memory/1052-65-0x00000000001B0000-0x00000000001B1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
| MD5 | 25f9ee192041b68d59c39898a0fc198d |
| SHA1 | 2e99e27dc0a34e486db235aac47666c578595da4 |
| SHA256 | be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc |
| SHA512 | 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e |
Analysis: behavioral2
Detonation Overview
Submitted
2021-05-13 04:22
Reported
2021-05-13 19:48
Platform
win10v20210408
Max time kernel
150s
Max time network
55s
Command Line
Signatures
Upatre
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\szgfw.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4800 wrote to memory of 4164 | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | C:\Users\Admin\AppData\Local\Temp\szgfw.exe |
| PID 4800 wrote to memory of 4164 | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | C:\Users\Admin\AppData\Local\Temp\szgfw.exe |
| PID 4800 wrote to memory of 4164 | N/A | C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe | C:\Users\Admin\AppData\Local\Temp\szgfw.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe
"C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe"
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
Network
Files
memory/4164-114-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
| MD5 | 25f9ee192041b68d59c39898a0fc198d |
| SHA1 | 2e99e27dc0a34e486db235aac47666c578595da4 |
| SHA256 | be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc |
| SHA512 | 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e |
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
| MD5 | 25f9ee192041b68d59c39898a0fc198d |
| SHA1 | 2e99e27dc0a34e486db235aac47666c578595da4 |
| SHA256 | be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc |
| SHA512 | 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e |
memory/4800-117-0x0000000000640000-0x0000000000641000-memory.dmp