waski | b2c9db3905e7dea63d7a84ace6c731bf9315dab537cdd116ea90a07c0119bfe2

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/08/2026, 00:11

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General

Target
2026-08-19_7e708f43299a773b2e0f9a554fab6e49_elex_wannacry.exe
Size 16KB
Sample260820-agtx9swfmc
SHA256 b2c9db3905e7dea63d7a84ace6c731bf9315dab537cdd116ea90a07c0119bfe2
MD5 7e708f43299a773b2e0f9a554fab6e49
SHA1 d7a5db8354b1a360b40c4fb99957ffff140ae693
SHA512 75384943fa64475ddf2a8e0012edab3c834ffcd56c93c80cb3864affc09909e1501477cd4686a03f6fc3d59546d6f0c478acc7f9cbd22a1b31f0788a7d200db8
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mJby8H65CghdmHAs:j4nBHA7f46l1JcV4rAAAAAraIkmHAs
TLSH
T11072D73E5FD095B3F3B7C97548F646CAFE317093B912490E95DA43488D22B12EC9922D
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/0x0011000000019cbf-3.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
4952	ieupdater.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	2026-08-19_7e708f43299a773b2e0f9a554fab6e49_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ieupdater.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3532 wrote to memory of 4952	3532	2026-08-19_7e708f43299a773b2e0f9a554fab6e49_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-19_7e708f43299a773b2e0f9a554fab6e49_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_7e708f43299a773b2e0f9a554fab6e49_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3532
- C:\Users\Admin\AppData\Local\Temp\ieupdater.exe
  "C:\Users\Admin\AppData\Local\Temp\ieupdater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4952

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

ieupdater.exe

Path C:\Users\Admin\AppData\Local\Temp\ieupdater.exe
Size 16KB
SHA256 95441c49dcd78b7579d0a92f6c3ac81d972894eb49ff36c11085bedee16a5cca
MD5 ac26f71cccbeab8d7ecf4864c8303764
SHA1 94c2d293c804b8366c25aadde34ee74a7c263139
SHA512 374b7edfb514d58ad8809f31f5f2bf2806607971f062a09d4639ce6e06672a08c1f59161e9a91612851ab96d984288c5877c65a1e62f8a6d7fe69900d983c1b4
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mJby8H65CghdmHA8:j4nBHA7f46l1JcV4rAAAAAraIkmHA8
TLSH
T1E872D73E5FE095B3F3B7C97548F646CAFE317493B912490E84DA43488D22B12EC9922D
MD5 SHA1 SHA512 SSDEEP TLSH

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