waski | e397fddfb4f3ba5df6350735612cceba509cfb3d6d6a66b0783383c713bf616a

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
21/08/2026, 00:08

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General

Target
2026-08-20_65e57c54c37b228ec8fef5a047f30593_elex_wannacry.exe
Size 14KB
Sample260821-ae9wpsyajc
SHA256 e397fddfb4f3ba5df6350735612cceba509cfb3d6d6a66b0783383c713bf616a
MD5 65e57c54c37b228ec8fef5a047f30593
SHA1 de7283833635db35b9598dc30ab9145b6ed5a564
SHA512 acb753ea2772150e989133517c6ee4237e916229ebde7e3176b807005e908a123bb624d8ab43d99a1dc4e7dd0f2d10408203ff9b73957d10462ebf63fa7bf67d
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mqwv4DU40F:j4nBHA7f46l1JcV4rAAAAAyg4DUx
TLSH
T18362E72E5B9089B7F3B6897589DA4719FE3170C3F8120A0ED6D96349CE22703EC4A52D
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/0x0009000000019caa-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
4148	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	2026-08-20_65e57c54c37b228ec8fef5a047f30593_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 1756 wrote to memory of 4148	1756	2026-08-20_65e57c54c37b228ec8fef5a047f30593_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_65e57c54c37b228ec8fef5a047f30593_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_65e57c54c37b228ec8fef5a047f30593_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1756
- 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:4148

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 14KB
SHA256 101f45d12dfd39ebdd25f950a1687e04fb524ccda246b9847f549b54dca3bdc2
MD5 810ae8346e600b45ac3a2fe9bbd08d9b
SHA1 b8bd5a5526513be4d74693dc6c2b5b3e5646e848
SHA512 a15b5a7a9b4e1aa631f45558f540aaf6f9e0df74cd57514d8bfaa8e284fb178bd27ec5b553a005b6fe1c554316573d07758ac252ea35ab09bf1462f50068b394
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mqwv4DU40oH:j4nBHA7f46l1JcV4rAAAAAyg4DUsH
TLSH
T1F362D72E5B9089B3F3B7C97589EA5719FE3174C3F8120A0ED5996349CE22703EC4A52D
MD5 SHA1 SHA512 SSDEEP TLSH

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