waski | 6513793e869b9b1b15b27716f15b7460f75e603f7082822eeb68a3e4c8f03fba

Analysis

max time kernel
148s
max time network
133s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
21/07/2026, 22:32

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General

Target
2026-07-21_169f91b9316643cf35595c93769f677e_elex_wannacry.exe
Size 30KB
Sample260721-2f6dfsam8z
SHA256 6513793e869b9b1b15b27716f15b7460f75e603f7082822eeb68a3e4c8f03fba
MD5 169f91b9316643cf35595c93769f677e
SHA1 fcb17bd640bbeba08b393c69c0aac2667a008312
SHA512 7dc50d4a8e50db7806fe2af4f80d3a4526e5db08a9171a8319e0a54266839a5c86a7f55b3279a34924e7f4b3fd34feec055f06035436e877ea7f36336c501802
SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsIY:uTKWckBeEd6ml1pcg7eMUUz6i6v
TLSH
T1C8E282356BE45D73E3BBDBB586F7C1C5A975B02A2E03992E80451B881C33A11DDA0F8D
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/0x000600000001b850-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
3204	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	2026-07-21_169f91b9316643cf35595c93769f677e_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 5396 wrote to memory of 3204	5396	2026-07-21_169f91b9316643cf35595c93769f677e_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-21_169f91b9316643cf35595c93769f677e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-21_169f91b9316643cf35595c93769f677e_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5396
- 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:3204

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

codecsupdater.exe

Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
Size 30KB
SHA256 2dd48dedd10ee09d07b55180206d07c72ab8def14d0e0d4a20f8cb7dccefda1f
MD5 ffd415028b8eb9fe5aa766477eb50404
SHA1 7c788f2b4fdc17661f9710a14261d9dbb465aa9b
SHA512 13a878bc2d6fb42ee3bf9321513b9ffef9c0ef5dc6273966fe22b35009f7f17e2fd3d51e1fa56334bb9480eac085c81a8f9c7ffd39475e8f32b6b1bef47e7431
SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsI8:uTKWckBeEd6ml1pcg7eMUUz6i6L
TLSH
T171E282356BE85D73E3BFDBB596F7C1C5A974B02A2E03992E40451B881833A11DDA0F8D
MD5 SHA1 SHA512 SSDEEP TLSH

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