waski | 8ff79b999bf6173c079914833967d9becb732b29999ff355a827162ee29097c9

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
02/08/2026, 13:59

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-08-02_9b64e2518d53a53d8bf6f2eff68c3ae3_elex_wannacry.exe
Size 18KB
Sample260802-radq5sba49
SHA256 8ff79b999bf6173c079914833967d9becb732b29999ff355a827162ee29097c9
MD5 9b64e2518d53a53d8bf6f2eff68c3ae3
SHA1 b62aeb54b2060941e65d0fd5ba8ed8beeeb6b2ee
SHA512 5943dbc368b28afd007bc3229732bccc8c05402e61800eb30a962b06e0a1fd3b87cfbb1456a6178e0b7e1b59b8f4640d53d7a7d97b0367d9aed0b402fe0a507a
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nL6H:uTQWckBeEd6ml1pcg7F3GiElpd2I
TLSH
T1FC82A5356BD55D73E3BBD7B196F7C1C56979B02B2E03992E80481B882833E10DD60F89
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/0x000c000000019cc9-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
5836	codecsupdater.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	2026-08-02_9b64e2518d53a53d8bf6f2eff68c3ae3_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	codecsupdater.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5872 wrote to memory of 5836	5872	2026-08-02_9b64e2518d53a53d8bf6f2eff68c3ae3_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-02_9b64e2518d53a53d8bf6f2eff68c3ae3_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_9b64e2518d53a53d8bf6f2eff68c3ae3_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5872
- C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
  "C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5836

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

Loading Replay Monitor...

Downloads

codecsupdater.exe

Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
Size 18KB
SHA256 0704135e2742fd7425e80f4113140ee2e55d0835226f04dc36d2851e7b1382d0
MD5 3c8c48c37696ce70b625385b86836201
SHA1 fb0515de4daba07ab87c2b6d705b2fc59bccee12
SHA512 df424b19b8e453280116b47b7529e65e2b4ced6c92ea297414e58131dee1950abeb2aaedab3fc663de8d507f45d33d401a12eaf3662179936d0e85ec8258be0d
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nL6y:uTQWckBeEd6ml1pcg7F3GiElpd2J
TLSH
T1388295356BE55D73E3BBD7B196F7C1C56979B42B2E03992E80481B882833A10DD60F89
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download