waski | 0e902b526122ad59579fbbb244098ce93068573ff0ee6c59c8d19ec2d2d1a921

Analysis

max time kernel
149s
max time network
158s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
01/06/2026, 18:28

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-06-01_eca165dee2afaebe2fbbdd81e7ae6910_elex_wannacry.exe
Size 15KB
Sample260601-w4rbjsds51
SHA256 0e902b526122ad59579fbbb244098ce93068573ff0ee6c59c8d19ec2d2d1a921
MD5 eca165dee2afaebe2fbbdd81e7ae6910
SHA1 e0a8358273496627d0a86b6a4e27509fcacdd251
SHA512 36f4c39d46240fdc0a6d6bc4022028e3a01b761d4e711f755ff9f054185132375d739763277595ce1d84f7667eed04d6cf91c4cbe4f38cda25b02e32e019bc26
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nLn:uTQWckBeEd6ml1pcg7F3GiElpy
TLSH
T14972C7356BD45C73E3BBD3B195FBC1D6A975702F2703593E90482F893923A119CA0B89
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/0x00050000000259e8-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
2452	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	2026-06-01_eca165dee2afaebe2fbbdd81e7ae6910_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 4692 wrote to memory of 2452	4692	2026-06-01_eca165dee2afaebe2fbbdd81e7ae6910_elex_wannacry.exe	80

C:\Users\Admin\AppData\Local\Temp\2026-06-01_eca165dee2afaebe2fbbdd81e7ae6910_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-01_eca165dee2afaebe2fbbdd81e7ae6910_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4692
- 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:2452

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 16KB
SHA256 67f4a77574b3470d93770ac7e12b0d07fc6c0ce41a4a8c147737e81a66de7543
MD5 46ee72c72aae1d64bcb8048c7494631b
SHA1 7093993bb5eebe0d7e2e485d8a9e5be144a10ceb
SHA512 c01ed6dbecc36b7f1c7f19541eb31ff5aab2a44e8e0f5e0b92e4afe2d8e0749d403623f60407106f2b671d38d73d66ec5d37a8bbbcc6e50c9fbf04bb24fc3de1
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGiEloCFy3nL4:uTQWckBeEd6ml1pcg7F3GiElp5
TLSH
T1A572C6356BD45C73E3BBD3B195FBC1D6A975702B3B03592E90482B893923A119CA0B89
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download