Analysis Overview
SHA256
a2ae38d4b467bc8ab66ae53b28bd01365e9240b83f7f5e952d42c2aee0eae3ca
Threat Level: Known bad
The file cc4bdd8e7f88763262c4634434b1dd77 was found to be: Known bad.
Malicious Activity Summary
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-22 14:49
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 14:49
Reported
2023-12-22 18:50
Platform
win7-20231215-en
Max time kernel
117s
Max time network
123s
Command Line
Signatures
Oski
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2992 set thread context of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe
"C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe"
C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 112
Network
Files
memory/2992-1-0x00000000747F0000-0x0000000074EDE000-memory.dmp
memory/2992-0-0x0000000000250000-0x0000000000376000-memory.dmp
memory/2992-2-0x0000000000610000-0x0000000000650000-memory.dmp
memory/2992-3-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2992-4-0x00000000005B0000-0x000000000060C000-memory.dmp
memory/2992-5-0x0000000000460000-0x0000000000470000-memory.dmp
memory/2992-6-0x00000000747F0000-0x0000000074EDE000-memory.dmp
memory/2992-7-0x0000000000610000-0x0000000000650000-memory.dmp
memory/2992-8-0x0000000000750000-0x00000000007AA000-memory.dmp
memory/2992-9-0x00000000020A0000-0x00000000020D8000-memory.dmp
memory/3040-10-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3040-11-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3040-12-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3040-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3040-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3040-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3040-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3040-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2992-21-0x00000000747F0000-0x0000000074EDE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 14:49
Reported
2023-12-22 18:50
Platform
win10v2004-20231215-en
Max time kernel
136s
Max time network
151s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4580 set thread context of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe
"C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe"
C:\Users\Admin\AppData\Local\Temp\cc4bdd8e7f88763262c4634434b1dd77.exe
"{path}"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 3516 -ip 3516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 1280
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 146.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| RU | 176.113.82.180:80 | 176.113.82.180 | tcp |
| US | 8.8.8.8:53 | 180.82.113.176.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.19.74.20.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 | 178.223.142.52.in-addr.arpa | udp |
Files
memory/4580-1-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/4580-0-0x00000000005F0000-0x0000000000716000-memory.dmp
memory/4580-3-0x00000000029F0000-0x00000000029F1000-memory.dmp
memory/4580-2-0x00000000052A0000-0x00000000052B0000-memory.dmp
memory/4580-5-0x00000000051D0000-0x0000000005262000-memory.dmp
memory/4580-4-0x0000000005860000-0x0000000005E04000-memory.dmp
memory/4580-6-0x0000000005170000-0x000000000517A000-memory.dmp
memory/4580-7-0x0000000006820000-0x00000000068BC000-memory.dmp
memory/4580-8-0x0000000006900000-0x000000000695C000-memory.dmp
memory/4580-9-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/4580-10-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/4580-11-0x00000000052A0000-0x00000000052B0000-memory.dmp
memory/4580-12-0x0000000006960000-0x00000000069BA000-memory.dmp
memory/4580-13-0x0000000008F30000-0x0000000008F68000-memory.dmp
memory/3516-14-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3516-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3516-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/3516-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/4580-19-0x00000000750E0000-0x0000000075890000-memory.dmp
C:\ProgramData\msvcp140.dll
| MD5 | 0a3e69b8b37a6df0acd7e7f5d9d3b854 |
| SHA1 | 680de96cfe2aff1b030bfbd4a7cfa2529993ea61 |
| SHA256 | 0f3a07f36d6bddee418f7d7548bc165b09817e10764a359d2773388cdec9ff8a |
| SHA512 | 9c5c0679e082a5776536835110b90436cd6531e3b2c4fc7a15bdce7f550d6647447c904e68d660faf81e39c108e17198830e8b133e86d8559180fa6fb5ce25c7 |
memory/3516-30-0x0000000000400000-0x0000000000438000-memory.dmp