waski | e51d316b2cbd0a182cceedef467090532fdbe3eb6acaaeb2f03b4393a8376fbc

Analysis

max time kernel
148s
max time network
135s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
13/11/2026, 20:12

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-11-13_ee95e1589d03093514796be681151a5e_elex_wannacry.exe
Size 27KB
Sample261113-yy2ansfs7m
SHA256 e51d316b2cbd0a182cceedef467090532fdbe3eb6acaaeb2f03b4393a8376fbc
MD5 ee95e1589d03093514796be681151a5e
SHA1 b03027d72d0366ab579ce19b7817fbefbaef1d92
SHA512 fc18df1ab97560b48b908edd2b982b26b8e769606c286a3a9cf5f92cbbf24dde607ee027ab381b0da1fdf30a23977a736fc5e0270714cd5de3789496af8c7f25
SSDEEP 192:qL5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qm/+jjGi+ehlPXe3PSHT:qtWckBeEd6ml1pcg743Gi+CW6H7s9Pje
TLSH
T190C251346FD51D73E3BBD7B285F7C1F6A970B0277A035A1E8046DB481823B12AD91A8D
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/0x001100000001b846-3.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
3944	codecsupdater.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	codecsupdater.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	codecsupdater.exe

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	2026-11-13_ee95e1589d03093514796be681151a5e_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 3120 wrote to memory of 3944	3120	2026-11-13_ee95e1589d03093514796be681151a5e_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-11-13_ee95e1589d03093514796be681151a5e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-13_ee95e1589d03093514796be681151a5e_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3120
- C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
  "C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"
  2⤵
  - Executes dropped EXE
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  PID:3944

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

System Network Configuration Discovery

T1016

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 27KB
SHA256 82d9fb48c2ede2f71efda8dada4e638fc7744ae1257d00e9702e5c47fcbc7fba
MD5 d6e84ac5989bcaf42fc1831793f07ca2
SHA1 1c8e0de33f2b72053bcbc687a456fa18a851c379
SHA512 151777a88d51744b88cf8dc2553d9678fdc1072268f4badc1a7547c9ee83a31a16660fdbbc262a6c2edaca97390beeddff4e8602a355cb41f1230e4b2f037f1d
SSDEEP 192:qL5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qm/+jjGi+ehlPXe3PSH6:qtWckBeEd6ml1pcg743Gi+CW6H7s9Pj/
TLSH
T168C251346FD51D73E3BBD7B285F7C1F6A970B0277A03591E8046DB481823B12AD91A8D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download