waski | d265ad4075da9120189ae84f7d3802afec78c524b658a619156d78f5094fab30

Analysis

max time kernel
148s
max time network
151s
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, 15:47

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General

Target
2026-08-20_2dd38d60bbffc5cc9be65152a2de129f_elex_wannacry.exe
Size 18KB
Sample260820-s8pfzaec72
SHA256 d265ad4075da9120189ae84f7d3802afec78c524b658a619156d78f5094fab30
MD5 2dd38d60bbffc5cc9be65152a2de129f
SHA1 d69863938077b30846eb8298cc69dd4cecea7aad
SHA512 57ed507cfeca894574591b80deecf3062d11e3154e6655327726336f65ef60d79778182f9d52267bebd2a6a3f1eb847b8a35da71f69b23521fcc1496d0ac81b8
SSDEEP 384:vLoUqhdO7+eN6GWl1pcG4rAAAAAHZMHBfTwEoP//l2DgjfpU:vLoZWN6GGBZ2BbwEoP/N2EjhU
TLSH
T1278252394FC24AB6F3B3CAB285F797D6EA31F1A3F4130A1DD58507068813652AD85CAD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery downloader waski

Malware Config

Signatures

Family: Waski
Waski is a trojan downloader written in C++.
downloader waski

Detects Waski payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000500000000053e-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
1996	operaupdater.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_2dd38d60bbffc5cc9be65152a2de129f_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	operaupdater.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5976 wrote to memory of 1996	5976	2026-08-20_2dd38d60bbffc5cc9be65152a2de129f_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_2dd38d60bbffc5cc9be65152a2de129f_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_2dd38d60bbffc5cc9be65152a2de129f_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5976
- C:\Users\Admin\AppData\Local\Temp\operaupdater.exe
  "C:\Users\Admin\AppData\Local\Temp\operaupdater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1996

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

operaupdater.exe

Path C:\Users\Admin\AppData\Local\Temp\operaupdater.exe
Size 18KB
SHA256 d96d50ebc38367bda6cb1a76bc091423857f8295035ad704157166cb147ec0fd
MD5 e585c8a4df2d914b9feb96ad2967d5e8
SHA1 f1be31d7f4603d5b9cc57328eaffe11b829012af
SHA512 27669a349372a01ac386c924727ddad75dfea2a19a53f6c8fb6f1940f1e47da80177268059df24b6a7e89501b1531c1b3fb1eff91bb834f23b9d7fc46667fc80
SSDEEP 384:vLoUqhdO7+eN6GWl1pcG4rAAAAAHZMHBfTwEoP//l2Dgjfpi:vLoZWN6GGBZ2BbwEoP/N2Ejhi
TLSH
T1168252394FC24AB6F3B3CAB285F797D6EA31F5A3F4130A1DD58507068813642AD85CAD
MD5 SHA1 SHA512 SSDEEP TLSH

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