Analysis Overview
SHA256
1c8e29dbcd8795f22f73483b6e20929e0025fd113cd9b7b760aaf5aec3b5b9ee
Threat Level: Known bad
The file BYBBLJDYNKYQRCIW.ps1 was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-27 17:22
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-27 17:22
Reported
2024-06-27 17:24
Platform
win10v2004-20240611-en
Max time kernel
129s
Max time network
153s
Command Line
Signatures
AsyncRat
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1972 set thread context of 3220 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\BYBBLJDYNKYQRCIW.ps1
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4248,i,17325488789339133686,9539570259395798500,262144 --variations-seed-version --mojo-platform-channel-handle=3760 /prefetch:8
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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | backwork07.ddns.net | udp |
| US | 172.93.111.165:6666 | backwork07.ddns.net | tcp |
| US | 8.8.8.8:53 | 165.111.93.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 172.93.111.165:6666 | backwork07.ddns.net | tcp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/1972-0-0x00007FFFFEA03000-0x00007FFFFEA05000-memory.dmp
memory/1972-1-0x0000021BC3D10000-0x0000021BC3D32000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uqbr4enq.mid.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1972-11-0x00007FFFFEA00000-0x00007FFFFF4C1000-memory.dmp
memory/1972-12-0x00007FFFFEA00000-0x00007FFFFF4C1000-memory.dmp
memory/1972-13-0x0000021BDC220000-0x0000021BDC23C000-memory.dmp
memory/3220-14-0x0000000000400000-0x0000000000416000-memory.dmp
memory/1972-17-0x00007FFFFEA00000-0x00007FFFFF4C1000-memory.dmp
memory/1972-18-0x00007FFFFEA00000-0x00007FFFFF4C1000-memory.dmp
memory/3220-19-0x00000000745FE000-0x00000000745FF000-memory.dmp
memory/3220-20-0x00000000745F0000-0x0000000074DA0000-memory.dmp
memory/3220-21-0x0000000005F50000-0x00000000064F4000-memory.dmp
memory/3220-22-0x0000000005B40000-0x0000000005BD2000-memory.dmp
memory/3220-23-0x0000000005AF0000-0x0000000005AFA000-memory.dmp
memory/3220-26-0x0000000006D40000-0x0000000006DDC000-memory.dmp
memory/3220-27-0x0000000006870000-0x00000000068D6000-memory.dmp
memory/3220-28-0x00000000745FE000-0x00000000745FF000-memory.dmp
memory/3220-30-0x0000000007620000-0x000000000768C000-memory.dmp
memory/3220-29-0x00000000076A0000-0x0000000007716000-memory.dmp
memory/3220-31-0x0000000007750000-0x000000000776E000-memory.dmp
memory/3220-32-0x0000000007800000-0x000000000780A000-memory.dmp
memory/3220-33-0x00000000745F0000-0x0000000074DA0000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-27 17:22
Reported
2024-06-27 17:24
Platform
win7-20240419-en
Max time kernel
117s
Max time network
121s
Command Line
Signatures
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\BYBBLJDYNKYQRCIW.ps1
Network
Files
memory/2188-4-0x000007FEF56CE000-0x000007FEF56CF000-memory.dmp
memory/2188-5-0x000000001B6B0000-0x000000001B992000-memory.dmp
memory/2188-7-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp
memory/2188-6-0x00000000026E0000-0x00000000026E8000-memory.dmp
memory/2188-8-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp
memory/2188-9-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp
memory/2188-10-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp
memory/2188-11-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp