f033799a6b91d103c4f6ec394b7443d01f7808e20243633c046779bd09cd670b

Analysis

max time kernel
79s
max time network
88s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
24/10/2023, 06:16

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General

Target

entry_1_0/StudentManager.py
Size

1KB
MD5

674a3bad25aebd23602029efe901190a
SHA1

f8967a8e12c9dadacb79db40f4789688a5f95f0b
SHA256

c51a03ed3f02c8af01233800f7d08279fdf78f3310f21421b51d2aec2e02c612
SHA512

4c2ca1c8556b7d720feb7900952b91201d78757fff112b218398962150e79dd8e13620695504efcc946eb5e6b3a3363c35eaadfc9e228d7f0189278ada379696

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000_Classes\Local Settings	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1932	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4956	OpenWith.exe

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe
4956	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4956 wrote to memory of 1932	4956	OpenWith.exe	87
PID 4956 wrote to memory of 1932	4956	OpenWith.exe	87

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\entry_1_0\StudentManager.py
1⤵
- Modifies registry class
PID:3956

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4956
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\entry_1_0\StudentManager.py
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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