waski | 9be5d4e001d6b588af3e62448ea34444d048b0371458605953b72b750c515813

Analysis

max time kernel
148s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/06/2026, 17:15

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General

Target
2026-06-26_2cc4f1c4a3eacc6bb4e7809e515a4a08_elex_wannacry.exe
Size 16KB
Sample260629-vs3prsb17r
SHA256 9be5d4e001d6b588af3e62448ea34444d048b0371458605953b72b750c515813
MD5 2cc4f1c4a3eacc6bb4e7809e515a4a08
SHA1 12168edf11d614dc50aea378d04d3e7712e26af0
SHA512 fd04beda784fbdf2fe236dd9635da85583d0a5e9ffa89ac9bac3f4d3389be58b0168c686bce7b734f726154bda2d7f4461273370096cc24437fa55e47e1a864d
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3bBU:uTQWckBeEd6ml1pcg7F3GiElpiBU
TLSH
T1A872C6356BD45D73E3FBD7B195FBC1C66975702B2B03592E80481B892C23B119D60B8D
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/0x000700000001b850-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
3868	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	2026-06-26_2cc4f1c4a3eacc6bb4e7809e515a4a08_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 2092 wrote to memory of 3868	2092	2026-06-26_2cc4f1c4a3eacc6bb4e7809e515a4a08_elex_wannacry.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-06-26_2cc4f1c4a3eacc6bb4e7809e515a4a08_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-26_2cc4f1c4a3eacc6bb4e7809e515a4a08_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092
- 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:3868

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 17KB
SHA256 bb7000f11ce11019dfe5f6b75fe36473902913915f890c83953a55672cd9317d
MD5 6b86e772c0d6c396091c59f99cf7f4ec
SHA1 7993a8139f81127be5fc2fed35f3930a83cf6684
SHA512 9e1ae00f148d4b19b1a007abfe205a9398d3a843d7059b0df30119ad9a7cbfa0e6a06f19a2db00fc0a7474fb1fd8fa7f6bfaa3b9f80bd8b12cb57e2b4712d28a
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3bBqe:uTQWckBeEd6ml1pcg7F3GiElpiBqe
TLSH
T10B72B535ABD45D73E3BBD7B196FBC1C66D75702A3B03592E80881B892C23B119D60B8D
MD5 SHA1 SHA512 SSDEEP TLSH

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