Analysis Overview
SHA256
33626834ce190f58584d566022ca50ff38f6b34d0231944ef0d27bd7ab7ae6b7
Threat Level: Known bad
The file wim32.dll was found to be: Known bad.
Malicious Activity Summary
Systembc family
Blocklisted process makes network request
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-09-12 15:27
Signatures
Systembc family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-12 15:27
Reported
2023-09-12 15:29
Platform
win7-20230831-en
Max time kernel
119s
Max time network
134s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2440 wrote to memory of 1592 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2440 wrote to memory of 1592 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2440 wrote to memory of 1592 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2440 wrote to memory of 1592 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2440 wrote to memory of 1592 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2440 wrote to memory of 1592 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2440 wrote to memory of 1592 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\wim32.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\wim32.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 45.61.136.241:4001 | tcp |
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-09-12 15:27
Reported
2023-09-12 15:29
Platform
win10v2004-20230831-en
Max time kernel
142s
Max time network
154s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\System32\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 312 wrote to memory of 4692 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 312 wrote to memory of 4692 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 312 wrote to memory of 4692 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\wim32.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\wim32.dll,#1
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.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 | 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 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 135.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 45.61.136.241:4001 | tcp | |
| US | 8.8.8.8:53 | 241.136.61.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.132.60.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.202.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.21.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.73.42.20.in-addr.arpa | udp |
Files
memory/388-0-0x000001EB85440000-0x000001EB85450000-memory.dmp
memory/388-16-0x000001EB85540000-0x000001EB85550000-memory.dmp
memory/388-32-0x000001EB8DB20000-0x000001EB8DB21000-memory.dmp
memory/388-33-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-34-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-35-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-36-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-37-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-38-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-39-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-40-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-41-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-42-0x000001EB8DB50000-0x000001EB8DB51000-memory.dmp
memory/388-43-0x000001EB8D770000-0x000001EB8D771000-memory.dmp
memory/388-44-0x000001EB8D760000-0x000001EB8D761000-memory.dmp
memory/388-46-0x000001EB8D770000-0x000001EB8D771000-memory.dmp
memory/388-49-0x000001EB8D760000-0x000001EB8D761000-memory.dmp
memory/388-52-0x000001EB8D6A0000-0x000001EB8D6A1000-memory.dmp
C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm
| MD5 | 2703e46b7edc502f57060c47012d6587 |
| SHA1 | e6d3082a773198153a528ff6192a7765800e5472 |
| SHA256 | 0fc9ceb7a215f3227a94ee75a8ba839d4dbaf092b700dc5c39dc70ce256dd00a |
| SHA512 | 94376d6ed1a376ca00e38726e43b87d8cd124efd499665be3c03dc834e362ea37f565079fb58e7d62c55f912eca16f2b35b92b1c615a30a3bc4178c7c2777573 |
memory/388-64-0x000001EB8D8A0000-0x000001EB8D8A1000-memory.dmp
memory/388-66-0x000001EB8D8B0000-0x000001EB8D8B1000-memory.dmp
memory/388-67-0x000001EB8D8B0000-0x000001EB8D8B1000-memory.dmp
memory/388-68-0x000001EB8D9C0000-0x000001EB8D9C1000-memory.dmp