waski | fed3162c6af7475f8af427e4b7670b4419b336dffd91645e4735a548e1f3b402

Analysis

max time kernel
150s
max time network
133s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/08/2026, 03:54

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-08-23_9cfe772a795d9db017a91c3087e008dc_elex_wannacry.exe
Size 28KB
Sample260824-ef831ssfng
SHA256 fed3162c6af7475f8af427e4b7670b4419b336dffd91645e4735a548e1f3b402
MD5 9cfe772a795d9db017a91c3087e008dc
SHA1 1be167534083b40354393ec5ed4b60b616395a8e
SHA512 a9f6c630534131535f6803b6c6c22e7720009e7e9f5c3bc5c975861d98dae4ee1ded47dd60cecd1c2a672bc720087f75f15646a012adf6e65f03fd06738d57b7
SSDEEP 768:vLoZWN6GGBZ2BbwEoP/NUOASsslhi5LcXm+:yGEWbwbF8swFcXv
TLSH
T11BD22C3C6FD55AB2F3B7CAB6C5F65AC6BD35B073B902490D808603454C23B12ED91A6E
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/0x000f000000016cb6-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
2404	operaupdater.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	2026-08-23_9cfe772a795d9db017a91c3087e008dc_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	operaupdater.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 2404	4088	2026-08-23_9cfe772a795d9db017a91c3087e008dc_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-23_9cfe772a795d9db017a91c3087e008dc_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-23_9cfe772a795d9db017a91c3087e008dc_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Users\Admin\AppData\Local\Temp\operaupdater.exe
  "C:\Users\Admin\AppData\Local\Temp\operaupdater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2404

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

operaupdater.exe

Path C:\Users\Admin\AppData\Local\Temp\operaupdater.exe
Size 29KB
SHA256 8a53e449693f638444ddd8f75480d96d5b0ed6316502770987bd0f7a8924b8a3
MD5 11409676cc25813f49b228b74e3b52d8
SHA1 60f90f51a0371db5d163fe4d1d6030786a5a5ad4
SHA512 5b3ada1260beaae04a7278f19593c646109eefbd64683bf327bbd137f26e9a3bbee0f12f4ff0971ae5fb4becda3d1d24bafe29a026b02b337ca7e2edc66ca186
SSDEEP 768:vLoZWN6GGBZ2BbwEoP/NUOASsslhi5LcXm5:yGEWbwbF8swFcXU
TLSH
T120D22C3C6FD55AB2F3B7CAB6C5F65AC6BD35B073B902490D808603454C23B12ED91A6E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download