waski | b716aa0d030cad9e9326916ad26cee2950fbe886d80979adedc526976340baa8

Analysis

max time kernel
148s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/07/2026, 21:30

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General

Target
2026-07-18_c13118a2cf7c682c6421ffa2a9629c78_elex_wannacry.exe
Size 32KB
Sample260718-1csgradt4l
SHA256 b716aa0d030cad9e9326916ad26cee2950fbe886d80979adedc526976340baa8
MD5 c13118a2cf7c682c6421ffa2a9629c78
SHA1 7fa56ab5982d79477aa408a3ae06d59e095d1c09
SHA512 dbfb1af3b448b3153f0d7d277e019b4acc36d715d37b9dae05c2875191d3e3ebdc66d1678d9f59f54f7d1c211a5e3e5bc2416bda5a8b1abff5ab8b6e0f80a5e7
SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsIp:uTKWckBeEd6ml1pcg7eMUUz62j
TLSH
T110E262346BE45D73E3BBDBB586F7C1C56975B42A2E03992E80451B881833B11DCB0F9A
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/0x000f00000001b1d0-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
3016	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	2026-07-18_c13118a2cf7c682c6421ffa2a9629c78_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 4936 wrote to memory of 3016	4936	2026-07-18_c13118a2cf7c682c6421ffa2a9629c78_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-18_c13118a2cf7c682c6421ffa2a9629c78_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-18_c13118a2cf7c682c6421ffa2a9629c78_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4936
- 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:3016

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 32KB
SHA256 36da9ce9622f32ef093adb38411de296d10f2a421862acefe3cc891290bfc169
MD5 0db650c9a9383e68ade48761e3af4795
SHA1 6268287a7934ac38631c1035986fa51da05b0b5e
SHA512 e6fab739f4132f38f53d25d939cb6a24762e70f4f73ccd69efc481f2b70fa8168d2c2a6160e8eff8427e492e54fb2f44480620f193d2bb9e28d471d7d65577eb
SSDEEP 192:uTq5WckBezHYQRPK6k7TjHwCl1oynzc2Fjmf2mrETLLC0qmAKLCAYV7/mjmTUsIO:uTKWckBeEd6ml1pcg7eMUUz62o
TLSH
T17FE262346BE45D73E3BBDBB586F7C1C56975B42A2E03992D40851B841833B11DCA0F9A
MD5 SHA1 SHA512 SSDEEP TLSH

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