Analysis Overview
SHA256
10410848d808e42758883ff2045ac5b10d16ad3d4155771483f0aba1f245a6e4
Threat Level: Known bad
The file b556492c8d162c4180c0c6a5c07e6abb was found to be: Known bad.
Malicious Activity Summary
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-03-05 18:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-05 18:10
Reported
2024-03-05 18:13
Platform
win7-20240221-en
Max time kernel
121s
Max time network
123s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2100 set thread context of 2416 | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe
"C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe"
C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 112
Network
Files
memory/2100-0-0x0000000001360000-0x0000000001410000-memory.dmp
memory/2100-1-0x00000000745F0000-0x0000000074CDE000-memory.dmp
memory/2100-2-0x0000000000E30000-0x0000000000E70000-memory.dmp
memory/2100-3-0x0000000000550000-0x0000000000558000-memory.dmp
memory/2100-4-0x00000000745F0000-0x0000000074CDE000-memory.dmp
memory/2100-5-0x0000000000E30000-0x0000000000E70000-memory.dmp
memory/2100-6-0x0000000005D90000-0x0000000005E12000-memory.dmp
memory/2100-7-0x0000000000D90000-0x0000000000DCA000-memory.dmp
memory/2416-8-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2416-11-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2416-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2416-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2416-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2416-10-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2416-9-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2416-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2100-19-0x00000000745F0000-0x0000000074CDE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-05 18:10
Reported
2024-03-05 18:13
Platform
win10v2004-20240226-en
Max time kernel
151s
Max time network
156s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4140 set thread context of 2440 | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe
"C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe"
C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\b556492c8d162c4180c0c6a5c07e6abb.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2440 -ip 2440
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 1284
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zzz.divendesign.in | 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 | 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 | 196.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 189.191.110.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 182.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.17.178.52.in-addr.arpa | udp |
| GB | 96.17.178.182:80 | tcp |
Files
memory/4140-0-0x0000000000550000-0x0000000000600000-memory.dmp
memory/4140-1-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/4140-2-0x00000000055E0000-0x0000000005B84000-memory.dmp
memory/4140-3-0x0000000005030000-0x00000000050C2000-memory.dmp
memory/4140-4-0x00000000052A0000-0x00000000052B0000-memory.dmp
memory/4140-5-0x0000000004FF0000-0x0000000004FFA000-memory.dmp
memory/4140-6-0x00000000064D0000-0x00000000064D8000-memory.dmp
memory/4140-7-0x0000000008EF0000-0x0000000008F8C000-memory.dmp
memory/4140-8-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/4140-9-0x00000000052A0000-0x00000000052B0000-memory.dmp
memory/4140-10-0x00000000067C0000-0x0000000006842000-memory.dmp
memory/4140-11-0x00000000066B0000-0x00000000066EA000-memory.dmp
memory/2440-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2440-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2440-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4140-17-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/2440-16-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2440-20-0x0000000000400000-0x0000000000438000-memory.dmp