8ab63d009b0b581d7d798df75d880854a8e8ad83db5b3d79a1f89e33f8ff084c

Resubmissions

16/09/2026, 09:00

260916-kyppzswscs7

16/09/2026, 08:55

260916-kvtjrssv2m3

Analysis

user interaction
yes
max time kernel
899s
max time network
454s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260911-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
16/09/2026, 08:55

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General

Target
lib/python3.9/chardet/euctwfreq.pyc
Size 26KB
Sample260916-kvtjrssv2m
SHA256 8ab63d009b0b581d7d798df75d880854a8e8ad83db5b3d79a1f89e33f8ff084c
MD5 28dc5a7d94e8d10c07d495be02446f4e
SHA1 79c0b94277d7a6e01d6d1d46156c7517a7e7c9d3
SHA512 4bd074f755b531947ee986c37a61e9ebcf369e960c256969f3e075c659c8bd020c6de68897fd8ed09b4b16be5eba11f5e9ddf3f3671b1eafa1eecfd1aa1f2d79
SSDEEP 384:x8d1fNSMn+ENZGskDov4Br3AnX8Wirr0sXmNHZna3QwLSDOCwMLDCx4pJL3CR0E:3MnbZG1m4FosjrnmNHY39WDygDlLSGE
TLSH
T1BFC2BF90FD1C5B225D696B5632EB062F5164D6C22F10EC6B6B245CFDA3E234F3A8230D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

execution ransomware

Malware Config

Signatures

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
640	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2545564138-786060179-1728272436-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-2545564138-786060179-1728272436-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
4664	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2964	OpenWith.exe

Suspicious use of SetWindowsHookEx 17 IoCs

pid	Process
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe
2964	OpenWith.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 4664	2964	OpenWith.exe	86

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\lib\python3.9\chardet\euctwfreq.pyc
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:640

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:2964
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\lib\python3.9\chardet\euctwfreq.pyc
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4664

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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 v16

Replay Monitor

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Downloads