05c91e878f7ef0c180138a63844290a5ec31822a10bccfd6cdbdbbb20cfedfb2

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/08/2026, 23:27

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General

Target
2026-08-20_bdfaa4627be93acb6dd49be950926fdd_elex_wannacry.exe
Size 30KB
Sample260820-3fefeaxcre
SHA256 05c91e878f7ef0c180138a63844290a5ec31822a10bccfd6cdbdbbb20cfedfb2
MD5 bdfaa4627be93acb6dd49be950926fdd
SHA1 51627aa018f6842bfbff0386765d8f9985c04ea5
SHA512 0256f920b20fca4d918589a257745c230c0c02a125fe541ecfd6ce2651abd4c27180c67b35432f522044bf0c6a4cd3f080aae81675ba7ea0e35b7c26bb5ff8f9
SSDEEP 768:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDvdQwK80OXqHTc5Y7:Kz2u4LJjBaECkLSi7xsYhaKDVwOaHTcw
TLSH
T1DCE23D38DBD559B6E37785B6C8F2A4C6A832BE2275111C0E949633400C73B53B9E2D6F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4456	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	2026-08-20_bdfaa4627be93acb6dd49be950926fdd_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 4636 wrote to memory of 4456	4636	2026-08-20_bdfaa4627be93acb6dd49be950926fdd_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-20_bdfaa4627be93acb6dd49be950926fdd_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_bdfaa4627be93acb6dd49be950926fdd_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4636
- 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:4456

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

opera_updater.exe

Path C:\Users\Admin\AppData\Local\Temp\opera_updater.exe
Size 30KB
SHA256 de7406dbf110bb779e860129974f9b0d193776b01ed7715f65c772feaf7ec27e
MD5 ad08fafbd60c22f96181af3741a12493
SHA1 128a4ed5a75ae59d3883d8c83629e0a9034d97be
SHA512 e0952e659526672fed9867f83479a04acaa08dba979519304d084b79d62ab822a4e041709dfc181eae7e717e7db5870456729e4c636d45be7f2146b298e8b38d
SSDEEP 768:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDvdQwK80OXqHTc5YuR:Kz2u4LJjBaECkLSi7xsYhaKDVwOaHTch
TLSH
T14EE23C38DBD559B6E37785B6C8F2A4C6A832BE2275111C0E949633400C73B53B9E2D6F
MD5 SHA1 SHA512 SSDEEP TLSH

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