e198a1cf6988b3e8bffa5dec0b28c891c5ef4116c71fbc94d9a68ed9e9b444eb

Resubmissions

23/01/2023, 13:41

230123-qzjg9add79 10

27/12/2022, 17:22

221227-vxl8ksfd97 10

27/12/2022, 17:10

221227-vprhbsae8t 10

Analysis

max time kernel
203s
max time network
338s
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

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Report Analysis Logs

General

Target

zsys-master/cmd/zsysd/client/userdata.go
Size

3KB
MD5

061616e4f0f9ce146562de1f02c563f6
SHA1

fef72fc1a866b09b6b85f7e4db8801f9c9aaa348
SHA256

e1ab9e00301b17961e4b7f94b7f9407f6b19b0b914db5025f036066340217632
SHA512

4c65e27dba20da75d55229af74a583e18fb7d3e2cf4c5f0607a00065f9b4a33e731c3db28f4a5a02ba09e84d287fbb5f22b776c3e013d36b27e26084e51ad6bb

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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 9 IoCs

pid	Process
4012	OpenWith.exe
4012	OpenWith.exe
4012	OpenWith.exe
4012	OpenWith.exe
4012	OpenWith.exe
4012	OpenWith.exe
4012	OpenWith.exe
4012	OpenWith.exe
4012	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4012 wrote to memory of 4636	4012	OpenWith.exe	91
PID 4012 wrote to memory of 4636	4012	OpenWith.exe	91

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\zsys-master\cmd\zsysd\client\userdata.go
1⤵
- Modifies registry class
PID:204

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\zsys-master\cmd\zsysd\client\userdata.go
  2⤵
  PID:4636

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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