1763475363bb8e7336eeb6ed02e9bdb347dffb1772af053d3ba4bc38b45321d7

Analysis

max time kernel
150s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
03/10/2026, 16:07

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General

Target
2026-10-02_20d89cc003a862414cd5440c6bdaef20_elex_upatre_wannacry.exe
Size 43KB
Sample261003-tkv5aaeb54
SHA256 1763475363bb8e7336eeb6ed02e9bdb347dffb1772af053d3ba4bc38b45321d7
MD5 20d89cc003a862414cd5440c6bdaef20
SHA1 2853afe7dae9f8fa6b648ca9d9b9dc147cfd6596
SHA512 3453f2905d3b1b03375a193df96d83cfa326feba0e645c2b969f07f23310e39a03b0940a8ff01648becfb01100341f2b4ea0f42be9c8b35b10d081634f8c37e1
SSDEEP 768:A/E+UlejKbjWwKtUZS6KUAghE3c1ng8B4tbHqx7:AC2tUZdHAMEyngXt2N
TLSH
T17613AA3CAED55572E37BDAB5C9F640CAB979BD233902680E508A73400833F97EDA161D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-240542094-4193773837-3211495583-1000\Control Panel\International\Geo\Nation	2026-10-02_20d89cc003a862414cd5440c6bdaef20_elex_upatre_wannacry.exe

Executes dropped EXE 1 IoCs

pid	Process
2464	edxmk.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-02_20d89cc003a862414cd5440c6bdaef20_elex_upatre_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	edxmk.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 2464	4508	2026-10-02_20d89cc003a862414cd5440c6bdaef20_elex_upatre_wannacry.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-10-02_20d89cc003a862414cd5440c6bdaef20_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-02_20d89cc003a862414cd5440c6bdaef20_elex_upatre_wannacry.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Users\Admin\AppData\Local\Temp\edxmk.exe
  "C:\Users\Admin\AppData\Local\Temp\edxmk.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2464

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

edxmk.exe

Path C:\Users\Admin\AppData\Local\Temp\edxmk.exe
Size 43KB
SHA256 dc019c583b5f3c266e5c0c7e99973ff4ab8d4c44a5a9e24aac3a2d173584f314
MD5 1dfa46b95189826f0b0c44a748f04110
SHA1 40411b92aad0c3c5ec92159ce3a2b31ab5c84c79
SHA512 68402b31245e63084f4887300de094f45279a262863fb26cb0d773e86309432b032fe27ea887a26dee76da6b2a6819d2b1f76c785fe256173548876cc417b35a
SSDEEP 768:A/E+UlejKbjWwKtUZS6KUAghE3c1ng8B4tbHqxB:AC2tUZdHAMEyngXt2X
TLSH
T14413AA3CAED55572E37BDAB5C9F640CAB979BD233902680E508A73400833F97EDA161D
MD5 SHA1 SHA512 SSDEEP TLSH

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