8feb175fe2d73bf13aadd6ce890f7465bf55b6109fdaddcf6bed316eabca73fd

Analysis

max time kernel
50s
max time network
30s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 19:04

Target

8feb175fe2d73bf13aadd6ce890f7465bf55b6109fdaddcf6bed316eabca73fd.dll
Size

1.6MB
MD5

b37b2c49d236b0d55de65c8c8857dd02
SHA1

5b1f0c600ee7067b9af54cc94f95012c185212f1
SHA256

8feb175fe2d73bf13aadd6ce890f7465bf55b6109fdaddcf6bed316eabca73fd
SHA512

f7970393f6ce97d54ab1708e80c58aba3e1bbac76b4cc5cc01f55a161d9ca1818ade85007e50b3f85883f8153498b46a080880971a5317c8435f1d90a55dafd6
SSDEEP

49152:NYMVbWQxpcTFXeZ6UvAZFYSbVcrZFNg3:eqbrxg68bb0g

Score

8^/10

upx

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral1/memory/1220-56-0x0000000010000000-0x00000000103A9000-memory.dmp	upx
behavioral1/memory/1220-59-0x0000000010000000-0x00000000103A9000-memory.dmp	upx
behavioral1/memory/1220-60-0x0000000010000000-0x00000000103A9000-memory.dmp	upx
behavioral1/memory/1220-61-0x00000000003B0000-0x00000000003EE000-memory.dmp	upx
behavioral1/memory/1220-64-0x00000000003B0000-0x00000000003EE000-memory.dmp	upx
behavioral1/memory/1220-63-0x00000000003B0000-0x00000000003EE000-memory.dmp	upx
behavioral1/memory/1220-66-0x0000000010000000-0x00000000103A9000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1220	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1472	1220	WerFault.exe	28

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1220	rundll32.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1220	rundll32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 1220	1664	rundll32.exe	28
PID 1664 wrote to memory of 1220	1664	rundll32.exe	28
PID 1664 wrote to memory of 1220	1664	rundll32.exe	28
PID 1664 wrote to memory of 1220	1664	rundll32.exe	28
PID 1664 wrote to memory of 1220	1664	rundll32.exe	28
PID 1664 wrote to memory of 1220	1664	rundll32.exe	28
PID 1664 wrote to memory of 1220	1664	rundll32.exe	28
PID 1220 wrote to memory of 1472	1220	rundll32.exe	29
PID 1220 wrote to memory of 1472	1220	rundll32.exe	29
PID 1220 wrote to memory of 1472	1220	rundll32.exe	29
PID 1220 wrote to memory of 1472	1220	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8feb175fe2d73bf13aadd6ce890f7465bf55b6109fdaddcf6bed316eabca73fd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8feb175fe2d73bf13aadd6ce890f7465bf55b6109fdaddcf6bed316eabca73fd.dll,#1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 352
    3⤵
    - Program crash
    PID:1472

memory/1220-55-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/1220-56-0x0000000010000000-0x00000000103A9000-memory.dmp

Filesize
3.7MB

Download
memory/1220-59-0x0000000010000000-0x00000000103A9000-memory.dmp

Filesize
3.7MB

Download
memory/1220-60-0x0000000010000000-0x00000000103A9000-memory.dmp

Filesize
3.7MB

Download
memory/1220-61-0x00000000003B0000-0x00000000003EE000-memory.dmp

Filesize
248KB

Download
memory/1220-64-0x00000000003B0000-0x00000000003EE000-memory.dmp

Filesize
248KB

Download
memory/1220-63-0x00000000003B0000-0x00000000003EE000-memory.dmp

Filesize
248KB

Download
memory/1220-66-0x0000000010000000-0x00000000103A9000-memory.dmp

Filesize
3.7MB

Download