waski | 16a3b67e3bdb98b2a882b697801be4b49db9693af0140fd53a6c84141548e96c

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/09/2026, 00:44

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General

Target
2026-09-09_08a50bab2155fba1ae998914654b9bb2_elex_wannacry.exe
Size 22KB
Sample260910-a3klqack5s
SHA256 16a3b67e3bdb98b2a882b697801be4b49db9693af0140fd53a6c84141548e96c
MD5 08a50bab2155fba1ae998914654b9bb2
SHA1 64480a870a511e94226dff9c882dad4aab9329b5
SHA512 7bb8557333be492a489129b3a58d17147ba45d47a43bd07dca8cbaed373bb424fa08479dbae0badc88729ddb0039dd88fa099dea1f42441c17acea642388b524
SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrAal:jQxA7RzcYcHlDrAW
TLSH
T1C1A21E3D5FE45572E3B7CAB985F656C6BE357463BD02890E808A43884C23F22EDA171D
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/0x000e00000001c529-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
1840	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	2026-09-09_08a50bab2155fba1ae998914654b9bb2_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 1916 wrote to memory of 1840	1916	2026-09-09_08a50bab2155fba1ae998914654b9bb2_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-09-09_08a50bab2155fba1ae998914654b9bb2_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-09_08a50bab2155fba1ae998914654b9bb2_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1916
- 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:1840

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 22KB
SHA256 26685261eafd894115466f370222d0662f20e53a04cf16f6d1e4a70f96daff2a
MD5 c8ed4c96dc30cdc28c41d999845d6dab
SHA1 c248343eca78e88c3f03a2d10def293289943487
SHA512 132f43e57dd5955deab7d4e763b057684247e11f142d150215bac867eddd3b6216ac3e924bd1f5e4e8fde32214cca141692579d07f25c03fe3133fe0c8fc538e
SSDEEP 384:j4nBHA7f46l1JcV4rAAAAAraIqh2Y7tWHlDrAaR:jQxA7RzcYcHlDrAq
TLSH
T133B21D3D5FE45572E3BBCAB985F656C6BA3574637D02890E808A43884C23F22EDA171D
MD5 SHA1 SHA512 SSDEEP TLSH

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