d307bc5c3565c2dc77b4c0ca03338fb1ca0a49fda9849969f8e7571ab23652b5

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 02:32

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General

Target

mapper.py
Size

55KB
MD5

894d1bc6bf8695cced5c554916bf4114
SHA1

c86fb2540150ea1e7feea1a697ac310c848cc5b0
SHA256

d307bc5c3565c2dc77b4c0ca03338fb1ca0a49fda9849969f8e7571ab23652b5
SHA512

6b13d48d2e31d74f39a6d94bf241585edd96a4be3b240e6628dbce4740856bc1f3462e8095d61790a5ff01e987af2cf45d719b06c8fc3d8b336ba61c60eabbeb
SSDEEP

1536:dTjwFKWGs8SMApj48b9tTLCUDJ9JN18KTI6+y:dRswKj48b9lLDJ9N8KTR

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 14 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\.py	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file\shell\open	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\Local Settings	cmd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\觶龃谀耎\ = "py_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file\shell\edit	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file\shell	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file\shell\edit\command	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\.py\ = "py_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\觶龃谀耎	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000_Classes\py_auto_file\shell\open\command	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3588	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4868	OpenWith.exe

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe
4868	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4868 wrote to memory of 3588	4868	OpenWith.exe	98
PID 4868 wrote to memory of 3588	4868	OpenWith.exe	98

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\mapper.py
1⤵
- Modifies registry class
PID:2228

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:4868
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\mapper.py
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:3588

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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