waski | e7d8c933ca19792413b90e5daa14825869059272c6af57734a30e76ff451fd7a

Analysis

max time kernel
148s
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
20/08/2026, 03:45

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General

Target
2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe
Size 23KB
Sample260820-ebf7fassct
SHA256 e7d8c933ca19792413b90e5daa14825869059272c6af57734a30e76ff451fd7a
MD5 7ecc08f2fec793ec3a906295eeec0067
SHA1 7912705eac98721e8a9f048c075819f32280825b
SHA512 42bfe506e7bacda91060d731f6f86ae67436199c115ba50b446ca385197930abbb1e07bd0f1dce7d73d31b4c95b7191cd2753e65eeb44c1c5708cb0f04c452ab
SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrA26A5:jQxA7RzcYcHlDrAG
TLSH
T1ACB21C3D5FE45572E3B7CAB985F656C7BA3574637D02980E808A43884C23F22EDA172D
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/0x0009000000016cd6-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
1700	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_7ecc08f2fec793ec3a906295eeec0067_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 3116 wrote to memory of 1700	3116	2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_7ecc08f2fec793ec3a906295eeec0067_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3116
- 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:1700

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 23KB
SHA256 10ce198b6d48e70ee99b9cae9219cfe4ef5c4350104b13b15e78d1c2a7e2e081
MD5 5d71d9cafd196478d27060da55797ed7
SHA1 df1f01261dd5c6af612cb5083d09520021aa0231
SHA512 ed290d9e53df2273c16d6ea18d1702842ccc71adeb5df3d67191bfbeb7854e2c730255d2271ce6b8e8968afcd2600190b08f8a26b28def9063f4c7243c848e1a
SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrA26AQ:jQxA7RzcYcHlDrAz
TLSH
T1D1B20B3D5FE45572E3B7CAB985F656C7BA3574637D02980E808A43884C23F22EDA172D
MD5 SHA1 SHA512 SSDEEP TLSH

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