Overview
overview
3Static
static
happytime-...er.exe
windows10-2004-x64
1happytime-...er.exe
windows10-2004-x64
1happytime-...58.dll
windows10-2004-x64
3happytime-...58.dll
windows10-2004-x64
1happytime-...56.dll
windows10-2004-x64
3happytime-..._1.dll
windows10-2004-x64
3happytime-..._1.dll
windows10-2004-x64
1happytime-...40.dll
windows10-2004-x64
3happytime-...rt.dll
windows10-2004-x64
3happytime-...-3.dll
windows10-2004-x64
1happytime-...-5.dll
windows10-2004-x64
3happytime-...al.pdf
windows10-2004-x64
1happytime-...40.dll
windows10-2004-x64
3happytime-...pi.dll
windows10-2004-x64
3happytime-...n.html
windows10-2004-x64
1happytime-..._1.dll
windows10-2004-x64
3happytime-..._1.dll
windows10-2004-x64
1happytime-...me.bat
windows10-2004-x64
1happytime-...al.pdf
windows10-2004-x64
1happytime-...40.dll
windows10-2004-x64
3happytime-...pi.dll
windows10-2004-x64
3Analysis
-
max time kernel
77s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2023 02:53
Static task
static1
Behavioral task
behavioral1
Sample
happytime-onvif-server/OnvifServer.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral2
Sample
happytime-onvif-server/happytime-rtsp-server/RtspServer.exe
Resource
win10v2004-20220901-en
Behavioral task
behavioral3
Sample
happytime-onvif-server/happytime-rtsp-server/avcodec-58.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral4
Sample
happytime-onvif-server/happytime-rtsp-server/avformat-58.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral5
Sample
happytime-onvif-server/happytime-rtsp-server/avutil-56.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral6
Sample
happytime-onvif-server/happytime-rtsp-server/libcrypto-1_1.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral7
Sample
happytime-onvif-server/happytime-rtsp-server/libssl-1_1.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral8
Sample
happytime-onvif-server/happytime-rtsp-server/msvcp140.dll
Resource
win10v2004-20220901-en
Behavioral task
behavioral9
Sample
happytime-onvif-server/happytime-rtsp-server/srt.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral10
Sample
happytime-onvif-server/happytime-rtsp-server/swresample-3.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral11
Sample
happytime-onvif-server/happytime-rtsp-server/swscale-5.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral12
Sample
happytime-onvif-server/happytime-rtsp-server/user manual.pdf
Resource
win10v2004-20221111-en
Behavioral task
behavioral13
Sample
happytime-onvif-server/happytime-rtsp-server/vcruntime140.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral14
Sample
happytime-onvif-server/happytime-rtsp-server/zlibwapi.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral15
Sample
happytime-onvif-server/html/main.html
Resource
win10v2004-20220901-en
Behavioral task
behavioral16
Sample
happytime-onvif-server/libcrypto-1_1.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral17
Sample
happytime-onvif-server/libssl-1_1.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral18
Sample
happytime-onvif-server/runme.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral19
Sample
happytime-onvif-server/user manual.pdf
Resource
win10v2004-20220812-en
Behavioral task
behavioral20
Sample
happytime-onvif-server/vcruntime140.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral21
Sample
happytime-onvif-server/zlibwapi.dll
Resource
win10v2004-20220812-en
General
-
Target
happytime-onvif-server/happytime-rtsp-server/swscale-5.dll
-
Size
501KB
-
MD5
30a74b5dc5a7cad06c584f69d10eef7a
-
SHA1
f814737706aea2c2803e24b423344a8a0e94fb26
-
SHA256
8144506d22b54df61ad3684792d08c63cb151e6b8d32213cee224eb7d99747a5
-
SHA512
02039264c2fb5ff0831868c73608bee52d5d7f9ab76896e1865a8c0571327fd378df98d7f198483e2bb8b526cba042e765e492427eb13b3c3a03f1692e603c4d
-
SSDEEP
12288:tvwyqf/9FGgiw8ed+wya6khNyY6DRmx51JT6cZijgkiiMiiiiiKNrrrrrrrrjkiE:tYLf/9FGgiw8ed+wya6khNyY6DRmx51I
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4972 1696 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4596 wrote to memory of 1696 4596 rundll32.exe rundll32.exe PID 4596 wrote to memory of 1696 4596 rundll32.exe rundll32.exe PID 4596 wrote to memory of 1696 4596 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\happytime-onvif-server\happytime-rtsp-server\swscale-5.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4596 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\happytime-onvif-server\happytime-rtsp-server\swscale-5.dll,#12⤵PID:1696
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 6203⤵
- Program crash
PID:4972
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1696 -ip 16961⤵PID:5036