waski | 1332615c4359392144065dcaf5c04bbfa6f53318f0bdb66bf30a5121dfdf1bc4

Analysis

max time kernel
148s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/07/2026, 09:45

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General

Target
2026-07-08_b4a609554c6d9ab11961406c32bd0cb0_elex_wannacry.exe
Size 15KB
Sample260708-lrkccsdz4x
SHA256 1332615c4359392144065dcaf5c04bbfa6f53318f0bdb66bf30a5121dfdf1bc4
MD5 b4a609554c6d9ab11961406c32bd0cb0
SHA1 fdd65f0efa6451ff117b44687a6f2b11e49cac13
SHA512 cc78490a91341a160cc4405583c74e1ab07f7a09a8ecd95cdce65c941244de2606e092250a94855c562f1e05b90f20eccab52e59db524d3eab47f85cec8b5a3d
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mSHA/Gpy/1x8k:j4nBHA7f46l1JcV4rAAAAAyA/GKDn
TLSH
T13962C7265BE489B2F3B78E7485FB5349AA3574C3FC120A0ED5599348CD23712DC1AB2E
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/0x000f0000000002f3-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
3424	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	2026-07-08_b4a609554c6d9ab11961406c32bd0cb0_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 5856 wrote to memory of 3424	5856	2026-07-08_b4a609554c6d9ab11961406c32bd0cb0_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-08_b4a609554c6d9ab11961406c32bd0cb0_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-08_b4a609554c6d9ab11961406c32bd0cb0_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5856
- 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:3424

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 15KB
SHA256 664629236a9202a4b40de3cedcfd25fc2ad1aa703ec4e46188135639f165c7db
MD5 21505385d97ecd3d174de0b1339a26fa
SHA1 7a86606fc3d9e0a5da481afd272576faffb33a69
SHA512 399e781d91ef37b44cfe3aa1f9a50b958fc2e7ed0366b0e7b5214aaecde4c259e985867766bb4011bee707e4945f01d7b49591288a343cdf28b080b24339a39b
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mSHA/Gpy/1x8H:j4nBHA7f46l1JcV4rAAAAAyA/GKDk
TLSH
T10962B6265BE489B2F3B78E7486FB9249AA3574C3FC120A0EC5599348CD23712DC19B2D
MD5 SHA1 SHA512 SSDEEP TLSH

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