Analysis Overview
SHA256
543eec567ecb98ca50fa8c86d9fe67cfdb318ecbc7630d1d0a3dc12ae665bb82
Threat Level: Known bad
The file cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe.zip was found to be: Known bad.
Malicious Activity Summary
FlawedAmmyy RAT
AmmyyAdmin payload
Ammyyadmin family
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-10-31 13:59
Signatures
AmmyyAdmin payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Ammyyadmin family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-31 13:59
Reported
2023-10-31 14:20
Platform
win10v2004-20231023-en
Max time kernel
142s
Max time network
152s
Command Line
Signatures
FlawedAmmyy RAT
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1816 wrote to memory of 3940 | N/A | C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe | C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe |
| PID 1816 wrote to memory of 3940 | N/A | C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe | C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe |
| PID 1816 wrote to memory of 3940 | N/A | C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe | C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe
"C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe"
C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe
"C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe" -service -lunch
C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe
"C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.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 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 198.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.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 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.178.89.13.in-addr.arpa | udp |
Files
C:\ProgramData\AMMYY\settings3.bin
| MD5 | 45b9d2549c32d3a2aa42514ede2dd8dd |
| SHA1 | 6d1611cf4e44a11800d5cc9a8bab7597783a7ce6 |
| SHA256 | b0efd10625be27ef4fdf600eb6b6310b704404103baa06e497b4172215bb7b7d |
| SHA512 | 5ad7079f0449469356613f72a03be400204c4776c7a701feb1ae2276516ebfb0ed42aa11915ed3e23841408aab783eae8cb81fd5d7ae526a7c07314b9a9cd64e |
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-31 13:59
Reported
2023-10-31 14:19
Platform
win7-20231020-en
Max time kernel
120s
Max time network
135s
Command Line
Signatures
FlawedAmmyy RAT
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe
"C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe"
C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe
"C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe" -service -lunch
C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe
"C:\Users\Admin\AppData\Local\Temp\cf00c34acedfc3cccbf909e6b68e826b1cfa9b9850781d9a421fac371588c42a.exe"
Network
Files
C:\ProgramData\AMMYY\settings3.bin
| MD5 | 45b9d2549c32d3a2aa42514ede2dd8dd |
| SHA1 | 6d1611cf4e44a11800d5cc9a8bab7597783a7ce6 |
| SHA256 | b0efd10625be27ef4fdf600eb6b6310b704404103baa06e497b4172215bb7b7d |
| SHA512 | 5ad7079f0449469356613f72a03be400204c4776c7a701feb1ae2276516ebfb0ed42aa11915ed3e23841408aab783eae8cb81fd5d7ae526a7c07314b9a9cd64e |