9884e631b1b25e879005045882c0e09cc89089b5043b25a094101d95fbf3a1b1

Analysis

max time kernel
150s
max time network
140s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 12:27

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General

Target
$1/MFP/x64/sediag.exe
Size 2.3MB
Sample260802-pm286asgre
SHA256 9884e631b1b25e879005045882c0e09cc89089b5043b25a094101d95fbf3a1b1
MD5 598ddcf44a5dd053a393c40e246faf59
SHA1 f0d8d66039ca0276d8b54cbbce8472ff9c0eb223
SHA512 6abebe4725044dc7ae0b0ef748d4b0bb42c5e3c3ed071a8c446d3064ea9fb33ec88416d071814be47c70b04f389f36bc22ed137b5257c57c20540f890cb548f9
SSDEEP 49152:irez/3nLr/ghgr+ZfavuyVNiYGCz9VYWZcUjHYTdHco8Iaq:ig3L+pfaIWdjHkco8I5
TLSH
T1D1B56C9B62A850E9D067C279C5038A4BD7F274710F34C3DF40A6079E9FB76A24DAD722
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

ransomware

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\Local Settings	sediag.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1456	NOTEPAD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4648	sediag.exe
4648	sediag.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 1456	4648	sediag.exe	89

C:\Users\Admin\AppData\Local\Temp\$1\MFP\x64\sediag.exe
"C:\Users\Admin\AppData\Local\Temp\$1\MFP\x64\sediag.exe"
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\sediag.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1456

Network

MITRE ATT&CK Enterprise v16

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

Replay Monitor

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Downloads

sediag.txt

Path C:\Users\Admin\AppData\Local\Temp\sediag.txt
Size 846B
SHA256 48679d3bcab79e4ce70fd97c400ac187f115378dcbad8ae2b511d8f8336fba90
MD5 c3e3703ec74653be5031a524f5ad2b7f
SHA1 c4f5fd6024febf35b6dd2d0e83b6bb103c0b936f
SHA512 2858a33388757fe633b9f07138794c30256848de5b8543e8b72c6ccf7aee6c12d0cbf07ab4df02cf2c5cfdbb63be0f25496cd2cb23abfdde3152db1b5b295616
TLSH
T1F50125A355C4FAE402974E50BC2768F0F794021E42BE95A496790C25E5E7908B4CF787
MD5 SHA1 SHA512 TLSH

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