waski | d9d32953e2915177632e406b7097d00ca61d1d07bf455f48afa2f18a4dba5cab

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/07/2026, 07:31

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General

Target
2026-07-19_36021e5ecc07e5e525523b6a6c5a508b_elex_wannacry.exe
Size 32KB
Sample260719-jcf1aahw2s
SHA256 d9d32953e2915177632e406b7097d00ca61d1d07bf455f48afa2f18a4dba5cab
MD5 36021e5ecc07e5e525523b6a6c5a508b
SHA1 cdfe62f3f8a9295273cfa3f74d5c2af6100868ec
SHA512 50f1b49f2ef77e4fc2ad6d67e153e6a9be5cbe9aa26fa645a33fe997667ee98177a0d4641f7a388f94e8bd2b408379bed6cf0f7dddd9f1986e9400a512780d47
SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsI8:uTKWckBeEd6ml1pcg7eMUUz62i
TLSH
T133E272346BE45D73E3BBDBB586F7C1C66975B42A2E03991D80851B841833B11DCB0F9A
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/0x00170000000115e0-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
5872	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	2026-07-19_36021e5ecc07e5e525523b6a6c5a508b_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 4356 wrote to memory of 5872	4356	2026-07-19_36021e5ecc07e5e525523b6a6c5a508b_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-19_36021e5ecc07e5e525523b6a6c5a508b_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-19_36021e5ecc07e5e525523b6a6c5a508b_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4356
- 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:5872

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 32KB
SHA256 4d5cb1e307724cacb124d13fad1157186b7425465114e98588ff585c6f779635
MD5 bb360afe98c45bb387b8aee4da97c131
SHA1 fb7687c63bf8be232f989ff3e23ae423f38f802e
SHA512 6a26a51e184919f815cef9ab4866606a4051f3a7a24d6cbc00ae2e74465009178e62663d473fcdd4487db3272a8e89ae158a48347f37222ff3ac3a43d2cd7843
SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsIl:uTKWckBeEd6ml1pcg7eMUUz62/
TLSH
T151E262386BE55D73E3BBDBB586F7C1C66975B4262E03991E80850B841833A11DCB0F9D
MD5 SHA1 SHA512 SSDEEP TLSH

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