81b4d34b241688638b248aac39330ab0b517690389df581b81f054c0f19bc4c7

Analysis

max time kernel
149s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
10/09/2026, 00:55

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General

Target
2026-09-09_049a68a06336d3885433d2e23cf075da_elex_upatre_wannacry.exe
Size 42KB
Sample260910-a97ptsee33
SHA256 81b4d34b241688638b248aac39330ab0b517690389df581b81f054c0f19bc4c7
MD5 049a68a06336d3885433d2e23cf075da
SHA1 3e3c4a827e5355bd7d7bcba1fee2d62f6d999777
SHA512 620b90951ed5f6f4da061e69c89abefefe4736135cd92b8da7261ac0039fdbccbfc23ae2923c5c3375f024b3f4fc4da9a2ce8f6683982dd8826a3de73baea632
SSDEEP 768:A/E+UlejKbjWwKtUZS6KUAghE3c1ng8B4tbHqxF:AC2tUZdHAMEyngXt2D
TLSH
T17D13AA3CAED55572E37BDAB5C9F640CAB979BD233902680E508A73400833F97EDA161D
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-1-5-21-3053180483-1881419501-3594244048-1000\Control Panel\International\Geo\Nation	2026-09-09_049a68a06336d3885433d2e23cf075da_elex_upatre_wannacry.exe

Executes dropped EXE 1 IoCs

pid	Process
5540	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	2026-09-09_049a68a06336d3885433d2e23cf075da_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 4616 wrote to memory of 5540	4616	2026-09-09_049a68a06336d3885433d2e23cf075da_elex_upatre_wannacry.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-09-09_049a68a06336d3885433d2e23cf075da_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-09_049a68a06336d3885433d2e23cf075da_elex_upatre_wannacry.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4616
- 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:5540

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 42KB
SHA256 cb01adce0c5a0f60fea4efc9ac3b8f32c0e3954b78934864e30a4c57e5edfea5
MD5 1e742be4710b74ce40f6aae20224af77
SHA1 3a1d779072678d464184809955116145ed83d5e7
SHA512 cbcf9e440dce4236c338971c58cb4dce67db6cba61c4ac4044e32c9ac331cb6f6058d48a3bb62555c40f30df221012548112ef7388985fb962e8350007286947
SSDEEP 768:A/E+UlejKbjWwKtUZS6KUAghE3c1ng8B4tbHqxu:AC2tUZdHAMEyngXt20
TLSH
T1B213AA3CAED55572E37BDAB5C9F640CAB979BD233902680E508A73400833F97EDA161D
MD5 SHA1 SHA512 SSDEEP TLSH

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