waski | 7f0420a34a3e627bd2d8de2b9f3f8dce194f30242976e9babdf1e1bc09fcc197

Analysis

max time kernel
148s
max time network
133s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/07/2026, 22:28

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-07-01_166021498291bbdfd87dae202c4f6157_elex_wannacry.exe
Size 21KB
Sample260701-2dlw2ag16x
SHA256 7f0420a34a3e627bd2d8de2b9f3f8dce194f30242976e9babdf1e1bc09fcc197
MD5 166021498291bbdfd87dae202c4f6157
SHA1 3a62018c030ac3e1668c4ecde1afcf708b75b9bf
SHA512 0b083c093a8db0a7bc2b9755b061effa21b34de80f769036c0a8ab8dce7336fdf71e277f6b432a18f72fd5e32c02dba1dd144ebac85cf4abca2f1dc5fdedb406
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGimebgrJWlkGb:uTQWckBeEd6ml1pcg7F3GiSrI8ra4e
TLSH
T183A263346FD51EB2E3BBDBF285F7D2C6A975B0377A035A1E80450B841823A11DDA0E9D
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/0x0010000000019ca2-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
1464	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	2026-07-01_166021498291bbdfd87dae202c4f6157_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 700 wrote to memory of 1464	700	2026-07-01_166021498291bbdfd87dae202c4f6157_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-01_166021498291bbdfd87dae202c4f6157_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-01_166021498291bbdfd87dae202c4f6157_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:700
- 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:1464

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 21KB
SHA256 e515f854b5ac7c50497f813c4b865e080a9b453f0c3ade33f3ce536308668ae6
MD5 f800f3b2aafba3c414923fe664fdc13f
SHA1 9a80c36c43f00b0fc7b70a7f899fcc9d5924c156
SHA512 771e5f9b7b0a98b5b32420b728ac87a6e7b4cba697304c61b64a70f4c0457fbafef6c678376b931f7ead498dec8569c7a7ab27d9f6949e087e5859719ca1524c
SSDEEP 192:uTk5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmg+jjGimebgrJWlkG9:uTQWckBeEd6ml1pcg7F3GiSrI8ra40
TLSH
T1C7A263346FD50EB2E3BBDBF285F7D2C6A975B4367A03591E80450B841823A11DDA0F9D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download