Overview
overview
6Static
static
happytime-...er.exe
windows10-2004-x64
1happytime-...ig.xml
windows10-2004-x64
1happytime-...er.exe
windows10-2004-x64
3happytime-...58.dll
windows10-2004-x64
3happytime-...58.dll
windows10-2004-x64
1happytime-...56.dll
windows10-2004-x64
3happytime-...ig.xml
windows10-2004-x64
1happytime-..._1.dll
windows10-2004-x64
3happytime-..._1.dll
windows10-2004-x64
1happytime-...40.dll
windows10-2004-x64
3happytime-...me.txt
windows10-2004-x64
1happytime-...rt.dll
windows10-2004-x64
3happytime-...ssl.ca
windows10-2004-x64
3happytime-...sl.key
windows10-2004-x64
3happytime-...-3.dll
windows10-2004-x64
1happytime-...-5.dll
windows10-2004-x64
3happytime-...st.mp4
windows10-2004-x64
6happytime-...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.txt
windows10-2004-x64
1happytime-...me.bat
windows10-2004-x64
1happytime-...ot.jpg
windows10-2004-x64
3happytime-...ssl.ca
windows10-2004-x64
3happytime-...sl.key
windows10-2004-x64
3happytime-...al.pdf
windows10-2004-x64
1happytime-...40.dll
windows10-2004-x64
3happytime-...pi.dll
windows10-2004-x64
3Analysis
-
max time kernel
114s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2023 03:06
Static task
static1
Behavioral task
behavioral1
Sample
happytime-onvif-server/OnvifServer.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral2
Sample
happytime-onvif-server/config.xml
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
happytime-onvif-server/happytime-rtsp-server/RtspServer.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral4
Sample
happytime-onvif-server/happytime-rtsp-server/avcodec-58.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral5
Sample
happytime-onvif-server/happytime-rtsp-server/avformat-58.dll
Resource
win10v2004-20220901-en
Behavioral task
behavioral6
Sample
happytime-onvif-server/happytime-rtsp-server/avutil-56.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
happytime-onvif-server/happytime-rtsp-server/config.xml
Resource
win10v2004-20221111-en
Behavioral task
behavioral8
Sample
happytime-onvif-server/happytime-rtsp-server/libcrypto-1_1.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral9
Sample
happytime-onvif-server/happytime-rtsp-server/libssl-1_1.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral10
Sample
happytime-onvif-server/happytime-rtsp-server/msvcp140.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral11
Sample
happytime-onvif-server/happytime-rtsp-server/readme.txt
Resource
win10v2004-20220812-en
Behavioral task
behavioral12
Sample
happytime-onvif-server/happytime-rtsp-server/srt.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral13
Sample
happytime-onvif-server/happytime-rtsp-server/ssl.ca
Resource
win10v2004-20220901-en
Behavioral task
behavioral14
Sample
happytime-onvif-server/happytime-rtsp-server/ssl.key
Resource
win10v2004-20220812-en
Behavioral task
behavioral15
Sample
happytime-onvif-server/happytime-rtsp-server/swresample-3.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral16
Sample
happytime-onvif-server/happytime-rtsp-server/swscale-5.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral17
Sample
happytime-onvif-server/happytime-rtsp-server/test.mp4
Resource
win10v2004-20221111-en
Behavioral task
behavioral18
Sample
happytime-onvif-server/happytime-rtsp-server/user manual.pdf
Resource
win10v2004-20220812-en
Behavioral task
behavioral19
Sample
happytime-onvif-server/happytime-rtsp-server/vcruntime140.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral20
Sample
happytime-onvif-server/happytime-rtsp-server/zlibwapi.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral21
Sample
happytime-onvif-server/html/main.html
Resource
win10v2004-20221111-en
Behavioral task
behavioral22
Sample
happytime-onvif-server/libcrypto-1_1.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral23
Sample
happytime-onvif-server/libssl-1_1.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral24
Sample
happytime-onvif-server/readme.txt
Resource
win10v2004-20220901-en
Behavioral task
behavioral25
Sample
happytime-onvif-server/runme.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral26
Sample
happytime-onvif-server/snapshot.jpg
Resource
win10v2004-20220901-en
Behavioral task
behavioral27
Sample
happytime-onvif-server/ssl.ca
Resource
win10v2004-20220812-en
Behavioral task
behavioral28
Sample
happytime-onvif-server/ssl.key
Resource
win10v2004-20220812-en
Behavioral task
behavioral29
Sample
happytime-onvif-server/user manual.pdf
Resource
win10v2004-20221111-en
Behavioral task
behavioral30
Sample
happytime-onvif-server/vcruntime140.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral31
Sample
happytime-onvif-server/zlibwapi.dll
Resource
win10v2004-20221111-en
General
-
Target
happytime-onvif-server/happytime-rtsp-server/ssl.ca
-
Size
1KB
-
MD5
8ed4233f2c731c58a03f42d88dc9de41
-
SHA1
093a432e70a9effa79e0740421fda1a9195efe48
-
SHA256
9fcba9170434595643dc3a715afbf7990b8f88c0f099209dd3f04d8b16a3f4ed
-
SHA512
c73d89f56977e20b31fecbac1b5b0557f050a73ca7a8a725523d59592fe2f5da1fc8e8b68a272c45b527f3342fe465a135e9aae8b25966ddec42ea3b8f227bf6
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 2 IoCs
Processes:
cmd.exeOpenWith.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
OpenWith.exepid process 3360 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\happytime-onvif-server\happytime-rtsp-server\ssl.ca1⤵
- Modifies registry class
PID:1180
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3360