7a8b4a78bdc255c6bac79d8350a6c403f09707e60409e6f13e7c11e1765bc11b

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
08/08/2026, 08:53

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General

Target
2026-08-08_64ca10d05c9df9dc92c04ff7d4873058_elex_wannacry.exe
Size 24KB
Sample260808-ktsk3sxtat
SHA256 7a8b4a78bdc255c6bac79d8350a6c403f09707e60409e6f13e7c11e1765bc11b
MD5 64ca10d05c9df9dc92c04ff7d4873058
SHA1 ef408b738a18dc456d36da21da7f2d926e52218b
SHA512 591c516e13f69541033fff6691aca2800bd2fbdd1d5f5b0fd57f9bf230685062cc49000b684030026477927be1f00c53b98725e2039f3a5d1982e2d43312465e
SSDEEP 768:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDvdk3PNN:Kz2u4LJjBaECkLSi7xsYhaKDViP
TLSH
T16FB28538CBD55DF6D36385B6C8B2A5912472FF22A1211D1EA48636010CB3B43B5E6DAF
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-1-5-21-876885714-46325919-1482798410-1000\Control Panel\International\Geo\Nation	2026-08-08_64ca10d05c9df9dc92c04ff7d4873058_elex_wannacry.exe

Executes dropped EXE 1 IoCs

pid	Process
820	opera_updater.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	2026-08-08_64ca10d05c9df9dc92c04ff7d4873058_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	opera_updater.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 820	2732	2026-08-08_64ca10d05c9df9dc92c04ff7d4873058_elex_wannacry.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-08-08_64ca10d05c9df9dc92c04ff7d4873058_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_64ca10d05c9df9dc92c04ff7d4873058_elex_wannacry.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Users\Admin\AppData\Local\Temp\opera_updater.exe
  "C:\Users\Admin\AppData\Local\Temp\opera_updater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:820

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

opera_updater.exe

Path C:\Users\Admin\AppData\Local\Temp\opera_updater.exe
Size 24KB
SHA256 c486bdafbfca5a75bac3e40359a0dbc03cc2ef336142a59aa825ff96f4904bab
MD5 80fdd105808cecf0a546dd643b9e142a
SHA1 4533f3e41f2549ba2964c17da45f72a1165ad392
SHA512 fdb60d87cb1bfc97c81c58345827ab2d074c4ecd5e819743bc719b74c30230736b5e83980edf3e8184127c90cb40f5ebab4aa0a9a2f20cbabd3cf2c4d0432a75
SSDEEP 768:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDvdk3PNZ:Kz2u4LJjBaECkLSi7xsYhaKDViL
TLSH
T179B28538CBD55DF6D37385B6C8B2A5922472FF22A1211D1E648636010CB3B43B5E2DAF
MD5 SHA1 SHA512 SSDEEP TLSH

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