Analysis Overview
SHA256
b24d58cd8d600431702b67fb815a92f465147553303c0f8a1867af77214dba75
Threat Level: Known bad
The file Yashma ransomware builder v1.2.exe was found to be: Known bad.
Malicious Activity Summary
Chaos
Chaos Ransomware
Chaos family
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2025-03-23 04:52
Signatures
Chaos Ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Chaos family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-03-23 04:52
Reported
2025-03-23 04:55
Platform
win10v2004-20250314-en
Max time kernel
104s
Max time network
143s
Command Line
Signatures
Chaos
Chaos Ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Chaos family
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Yashma ransomware builder v1.2.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Yashma ransomware builder v1.2.exe
"C:\Users\Admin\AppData\Local\Temp\Yashma ransomware builder v1.2.exe"
Network
| Country | Destination | Domain | Proto |
| 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 | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.180.3:80 | c.pki.goog | tcp |
Files
memory/5740-0-0x00007FFC357D3000-0x00007FFC357D5000-memory.dmp
memory/5740-1-0x0000019726CE0000-0x0000019726DB4000-memory.dmp
memory/5740-2-0x00007FFC357D0000-0x00007FFC36291000-memory.dmp
memory/5740-3-0x00007FFC357D0000-0x00007FFC36291000-memory.dmp
memory/5740-4-0x00007FFC357D3000-0x00007FFC357D5000-memory.dmp
memory/5740-5-0x00007FFC357D0000-0x00007FFC36291000-memory.dmp