Analysis Overview
SHA256
67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9
Threat Level: Known bad
The file 67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9 was found to be: Known bad.
Malicious Activity Summary
DarkVNC
DarkVNC payload
Suspicious use of SetThreadContext
Program crash
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
MITRE ATT&CK Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-01-29 18:59
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-01-29 18:59
Reported
2023-01-29 19:05
Platform
win7-20221111-en
Max time kernel
27s
Max time network
30s
Command Line
Signatures
DarkVNC
DarkVNC payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1364 set thread context of 1328 | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | C:\Windows\system32\WerFault.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe
"C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe
Network
Files
memory/1364-55-0x0000000074DE1000-0x0000000074DE3000-memory.dmp
memory/1364-56-0x0000000000400000-0x0000000000881000-memory.dmp
memory/1364-57-0x0000000010000000-0x0000000010089000-memory.dmp
memory/1328-60-0x0000000000000000-mapping.dmp
memory/1364-61-0x0000000000230000-0x0000000000330000-memory.dmp
memory/1364-62-0x0000000000890000-0x0000000000908000-memory.dmp
memory/1364-63-0x0000000000400000-0x0000000000881000-memory.dmp
memory/1364-64-0x0000000000400000-0x0000000000881000-memory.dmp
memory/1364-65-0x0000000000400000-0x0000000000881000-memory.dmp
memory/1328-66-0x0000000001B30000-0x0000000001BF9000-memory.dmp
memory/1364-67-0x0000000000400000-0x000000000044D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-01-29 18:59
Reported
2023-01-29 19:05
Platform
win10v2004-20220812-en
Max time kernel
75s
Max time network
141s
Command Line
Signatures
DarkVNC
DarkVNC payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3260 set thread context of 2624 | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | C:\Windows\system32\WerFault.exe |
Enumerates physical storage devices
Program crash
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3260 wrote to memory of 2624 | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | C:\Windows\system32\WerFault.exe |
| PID 3260 wrote to memory of 2624 | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | C:\Windows\system32\WerFault.exe |
| PID 3260 wrote to memory of 2624 | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | C:\Windows\system32\WerFault.exe |
| PID 3260 wrote to memory of 2624 | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | C:\Windows\system32\WerFault.exe |
| PID 3260 wrote to memory of 2624 | N/A | C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe
"C:\Users\Admin\AppData\Local\Temp\67228849b80880ab0bd4d4b6c59c15ce97e13d790aed826b7558a888492652c9.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3260 -ip 3260
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 628
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3260 -ip 3260
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 676
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3260 -ip 3260
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 668
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3260 -ip 3260
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 796
Network
| Country | Destination | Domain | Proto |
| N/A | 8.238.111.126:80 | tcp | |
| N/A | 8.238.111.126:80 | tcp |
Files
memory/3260-132-0x00000000009E3000-0x0000000000A33000-memory.dmp
memory/3260-133-0x0000000000890000-0x0000000000908000-memory.dmp
memory/3260-134-0x0000000000400000-0x0000000000881000-memory.dmp
memory/3260-135-0x00000000009E3000-0x0000000000A33000-memory.dmp
memory/3260-136-0x0000000000890000-0x0000000000908000-memory.dmp
memory/3260-137-0x0000000000400000-0x0000000000881000-memory.dmp
memory/3260-138-0x0000000000400000-0x0000000000881000-memory.dmp
memory/3260-140-0x0000000000450000-0x00000000004D9000-memory.dmp
memory/3260-142-0x0000000000400000-0x0000000000881000-memory.dmp
memory/3260-143-0x0000000000400000-0x0000000000881000-memory.dmp
memory/3260-144-0x0000000000400000-0x0000000000881000-memory.dmp
memory/2624-145-0x0000000000000000-mapping.dmp
memory/2624-146-0x00000198779A0000-0x0000019877A69000-memory.dmp
memory/3260-147-0x00000000009E3000-0x0000000000A33000-memory.dmp
memory/3260-148-0x0000000000400000-0x000000000044D000-memory.dmp
memory/2624-149-0x00000198779A0000-0x0000019877A69000-memory.dmp