Analysis Overview
SHA256
06b9b10a15c0b2856620dd4469c8a976bfbc42e506747a04a763dbeeaf1ecb79
Threat Level: Known bad
The file clientfmUx.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-06 12:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-06 12:34
Reported
2023-12-06 12:37
Platform
win7-20231023-en
Max time kernel
122s
Max time network
126s
Command Line
Signatures
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe
"C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe"
Network
Files
memory/2188-0-0x0000000000400000-0x0000000000488000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-06 12:34
Reported
2023-12-06 12:37
Platform
win10v2004-20231127-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
Remcos
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3644 set thread context of 1920 | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | C:\Windows\SysWOW64\cmd.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3644 wrote to memory of 1920 | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3644 wrote to memory of 1920 | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3644 wrote to memory of 1920 | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3644 wrote to memory of 1920 | N/A | C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1920 wrote to memory of 3016 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 1920 wrote to memory of 3016 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 1920 wrote to memory of 3016 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 1920 wrote to memory of 3016 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\explorer.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe
"C:\Users\Admin\AppData\Local\Temp\clientfmUx.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\SysWOW64\cmd.exe
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.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 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | i.imgur.com | udp |
| NL | 199.232.148.193:443 | i.imgur.com | tcp |
| US | 8.8.8.8:53 | 80.14.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.148.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.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 | 25.14.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | retghrtgwtrgtg.bounceme.net | udp |
| RU | 91.215.85.63:3839 | retghrtgwtrgtg.bounceme.net | tcp |
| US | 8.8.8.8:53 | 63.85.215.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.14.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.73.42.20.in-addr.arpa | udp |
Files
memory/3644-0-0x0000000000400000-0x0000000000488000-memory.dmp
memory/3644-1-0x0000000074D20000-0x0000000074E9B000-memory.dmp
memory/3644-2-0x00007FFF47830000-0x00007FFF47A25000-memory.dmp
memory/3644-3-0x0000000074D20000-0x0000000074E9B000-memory.dmp
memory/3644-4-0x0000000074D20000-0x0000000074E9B000-memory.dmp
memory/3644-5-0x0000000074D20000-0x0000000074E9B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\19e09be8
| MD5 | 400104c285806db2ea291a5a0cd98f09 |
| SHA1 | 8ffb20345435684f209ba15a6031d5207c7205fa |
| SHA256 | 2ed05e3352352b168ff6ccd463fc97bc53e107ab63b91eff8e9b409651c6624e |
| SHA512 | c29d812515686566864da0aac71731a80416c9a0264e3913c32f127b0451e7aeb4520ad10ad3c56ee7dae19e73b9f5dc97443fe90936da7bfb5e7b170bf75391 |
memory/1920-7-0x0000000074D20000-0x0000000074E9B000-memory.dmp
memory/1920-9-0x00007FFF47830000-0x00007FFF47A25000-memory.dmp
memory/1920-11-0x0000000074D20000-0x0000000074E9B000-memory.dmp
memory/1920-12-0x0000000074D20000-0x0000000074E9B000-memory.dmp
memory/1920-14-0x0000000074D20000-0x0000000074E9B000-memory.dmp
memory/3016-15-0x00007FFF47830000-0x00007FFF47A25000-memory.dmp
memory/3016-16-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-19-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-20-0x00000000003E0000-0x0000000000813000-memory.dmp
memory/3016-21-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-22-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-23-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-24-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-25-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-26-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-27-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-28-0x0000000000920000-0x00000000009A4000-memory.dmp
memory/3016-29-0x0000000000920000-0x00000000009A4000-memory.dmp