Overview
overview
10Static
static
VirtualBox...on.exe
windows10-2004-x64
10license.txt
windows10-2004-x64
1readme_1013790.txt
windows10-2004-x64
1zsys-maste...ig.yml
windows10-2004-x64
3zsys-maste...s.yaml
windows10-2004-x64
3zsys-maste...s.yaml
windows10-2004-x64
3zsys-maste...y.yaml
windows10-2004-x64
3zsys-maste...ignore
windows10-2004-x64
3zsys-maste...ata.go
windows10-2004-x64
3zsys-maste...ion.go
windows10-2004-x64
3zsys-maste...mon.go
windows10-2004-x64
3zsys-maste...est.go
windows10-2004-x64
3zsys-maste...ysd.go
windows10-2004-x64
3zsys-maste...ain.go
windows10-2004-x64
3zsys-maste...est.go
windows10-2004-x64
3zsys-maste...ATE.md
windows10-2004-x64
3zsys-maste...ot.png
windows10-2004-x64
3zsys-maste...ze.yml
windows10-2004-x64
3zsys-maste...ld.yml
windows10-2004-x64
3zsys-maste...at.yml
windows10-2004-x64
3zsys-maste...sh.yml
windows10-2004-x64
3zsys-maste...st.yml
windows10-2004-x64
3zsys-maste...ignore
windows10-2004-x64
3zsys-maste...ignore
windows10-2004-x64
3zsys-maste...ignore
windows10-2004-x64
3Resubmissions
23-01-2023 13:41
230123-qzjg9add79 1027-12-2022 17:22
221227-vxl8ksfd97 1027-12-2022 17:10
221227-vprhbsae8t 10Analysis
-
max time kernel
330s -
max time network
363s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
27-12-2022 17:22
Static task
static1
Behavioral task
behavioral1
Sample
VirtualBox 7.0-Download_Old_Builds - About - Documentation.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral2
Sample
license.txt
Resource
win10v2004-20221111-en
Behavioral task
behavioral3
Sample
readme_1013790.txt
Resource
win10v2004-20220901-en
Behavioral task
behavioral4
Sample
zsys-master/.github/ISSUE_TEMPLATE/config.yml
Resource
win10v2004-20221111-en
Behavioral task
behavioral5
Sample
zsys-master/.github/workflows/auto-updates.yaml
Resource
win10v2004-20221111-en
Behavioral task
behavioral6
Sample
zsys-master/.github/workflows/commands.yaml
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
zsys-master/.github/workflows/repo-quality.yaml
Resource
win10v2004-20221111-en
Behavioral task
behavioral8
Sample
zsys-master/.gitignore
Resource
win10v2004-20220812-en
Behavioral task
behavioral9
Sample
zsys-master/cmd/zsysd/client/userdata.go
Resource
win10v2004-20220901-en
Behavioral task
behavioral10
Sample
zsys-master/cmd/zsysd/client/version.go
Resource
win10v2004-20221111-en
Behavioral task
behavioral11
Sample
zsys-master/cmd/zsysd/cmdhandler/common.go
Resource
win10v2004-20220812-en
Behavioral task
behavioral12
Sample
zsys-master/cmd/zsysd/cmdhandler/suggest.go
Resource
win10v2004-20221111-en
Behavioral task
behavioral13
Sample
zsys-master/cmd/zsysd/daemon/zsysd.go
Resource
win10v2004-20221111-en
Behavioral task
behavioral14
Sample
zsys-master/cmd/zsysd/main.go
Resource
win10v2004-20220812-en
Behavioral task
behavioral15
Sample
zsys-master/internal/authorizer/internal_test.go
Resource
win10v2004-20220901-en
Behavioral task
behavioral16
Sample
zsys-master/yaru_widgets.dart-main/.github/PULL_REQUEST_TEMPLATE.md
Resource
win10v2004-20221111-en
Behavioral task
behavioral17
Sample
zsys-master/yaru_widgets.dart-main/.github/images/screenshot.png
Resource
win10v2004-20221111-en
Behavioral task
behavioral18
Sample
zsys-master/yaru_widgets.dart-main/.github/workflows/analyze.yml
Resource
win10v2004-20221111-en
Behavioral task
behavioral19
Sample
zsys-master/yaru_widgets.dart-main/.github/workflows/build.yml
Resource
win10v2004-20220812-en
Behavioral task
behavioral20
Sample
zsys-master/yaru_widgets.dart-main/.github/workflows/format.yml
Resource
win10v2004-20220812-en
Behavioral task
behavioral21
Sample
zsys-master/yaru_widgets.dart-main/.github/workflows/publish.yml
Resource
win10v2004-20220901-en
Behavioral task
behavioral22
Sample
zsys-master/yaru_widgets.dart-main/.github/workflows/test.yml
Resource
win10v2004-20221111-en
Behavioral task
behavioral23
Sample
zsys-master/yaru_widgets.dart-main/.gitignore
Resource
win10v2004-20220812-en
Behavioral task
behavioral24
Sample
zsys-master/yaru_widgets.dart-main/example/.gitignore
Resource
win10v2004-20220812-en
Behavioral task
behavioral25
Sample
zsys-master/yaru_widgets.dart-main/example/linux/.gitignore
Resource
win10v2004-20220812-en
General
-
Target
zsys-master/internal/authorizer/internal_test.go
-
Size
4KB
-
MD5
1ec4712a78b7cfad46d9449131a74b12
-
SHA1
d940df58908d6ba60462d706822f5998d9ed240e
-
SHA256
747801d59ed76b3080a1eaf60ce4490098963446405e5adb6dc63408cdc3f37d
-
SHA512
1ee4d82cfaa1764c0f76655a80097f703a5a7fe151683c42ea4ef0eb74997cdd2b3170d110c9b68a4a931ff24ec89050ed2b2352cd9a430a83906a66aafa1e4c
-
SSDEEP
96:cO3yRofoyxGD5wb2yeOe6OoDq3Hx+CGGPKCBsbvxYZ:cayAOD6QRN9oQRExm
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
description 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
pid Process 2288 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\zsys-master\internal\authorizer\internal_test.go1⤵
- Modifies registry class
PID:4800
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2288