waski | e44f95a3d8622972d06bf347e8701334be27d003f4c54223e05725db282b8e12

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/09/2026, 02:45

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General

Target
2026-09-06_5b9a35d6a27eac67e0165f199d38198e_elex_wannacry.exe
Size 28KB
Sample260907-c8ry4axdlc
SHA256 e44f95a3d8622972d06bf347e8701334be27d003f4c54223e05725db282b8e12
MD5 5b9a35d6a27eac67e0165f199d38198e
SHA1 05514b4503309dbd4c24dabdb5978267ee1d24df
SHA512 53a03fe06f037555b23409e0fb8a0243b171601b0456662e460ab5702f1388e6c103d8eabbfd74d2177d4af06b9460634280c6170d091d34fe52a9159bb33d24
SSDEEP 768:uxckEEd62J7F3Gih1uTRTUzT81V3/QoGqKtIvpOr2b7:cc3jiF2ihRGV34bOgr2n
TLSH
T18FD2DF395FD41972E3BBDABA85F695C6AC35B0233E02981E408707850C23F56EDA1B5E
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/0x000700000001b83c-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
5940	codecsupdater.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	2026-09-06_5b9a35d6a27eac67e0165f199d38198e_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	codecsupdater.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 5940	2212	2026-09-06_5b9a35d6a27eac67e0165f199d38198e_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-09-06_5b9a35d6a27eac67e0165f199d38198e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-06_5b9a35d6a27eac67e0165f199d38198e_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
  "C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5940

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

codecsupdater.exe

Path C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
Size 29KB
SHA256 7e6bea139f062e500657b2a35b15a6566d7ba6355f409c6d8ee7a3d6d256a9d1
MD5 2d2d074b1b3ca9bc63ec8759d63a6011
SHA1 56d4f2e5489727f1a96da932679bbb437b2b5983
SHA512 78ef4be39b04c3c2c93b86c8b74c661e34cc3b47f59b92c0585c0f6acc594f8d6833de165ee67cbe063647ced4fddafc3d88a14b500f63eed7eefcef59066e6a
SSDEEP 768:uxckEEd62J7F3Gih1uTRTUzT81V3/QoGqKtIvpOr2bX:cc3jiF2ihRGV34bOgr2r
TLSH
T1DCD2DF395FD41972E3BBDABA85F695C6BC35B0233E02981E408707850C23F56EDA1B5E
MD5 SHA1 SHA512 SSDEEP TLSH

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