waski | aeb547edb0829aed4029a11a2b73f1b2dafa6bfedf1e8632050c8636291829e5

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
02/08/2026, 08:51

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General

Target
2026-08-02_3e035b7a84d1a863120f08359c14332e_elex_wannacry.exe
Size 14KB
Sample260802-kr93cayhnd
SHA256 aeb547edb0829aed4029a11a2b73f1b2dafa6bfedf1e8632050c8636291829e5
MD5 3e035b7a84d1a863120f08359c14332e
SHA1 a4834f4acd804f8526d5916759e94a491dc546a3
SHA512 355f725fadae1559be80b1b39cd9baa1435d1d273e321ae84308b91828ba6df652f4b81e931a825cf91ad246c61a2a74b5af0445ed58c06bf5ec84426dae8b1f
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mSHA/Gpy/e6A:j4nBHA7f46l1JcV4rAAAAAyA/GKc
TLSH
T12862D8265BE489B2F3B68A3485FB5358AA3574C3FC12060ED5689349CE73712DC1AA2D
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/0x000600000001b867-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
1100	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	2026-08-02_3e035b7a84d1a863120f08359c14332e_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 124 wrote to memory of 1100	124	2026-08-02_3e035b7a84d1a863120f08359c14332e_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-02_3e035b7a84d1a863120f08359c14332e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_3e035b7a84d1a863120f08359c14332e_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:124
- 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:1100

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 14KB
SHA256 03d968bad59df0c5a43fa7fb5092a08e8ee19b753ef85267c3a8d29959b4bd86
MD5 3792900f46ef696651a994217eb3c34d
SHA1 17adff39bf2782e46399e10d74a6d516e3e74b51
SHA512 c4991a49126bcc4f68c644d85aa841c29d45d0df6704b5b31498539a16fe83cf784d79bd0ae27f488831bee45deae26e5aed2e04e542ec23f73750d49e7e88c7
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mSHA/Gpy/e6w:j4nBHA7f46l1JcV4rAAAAAyA/GKM
TLSH
T1AA62D8265BE489B2F3B68A7485FB9358AA3574C3FC120A0ED5589349CD33712DC1AA2D
MD5 SHA1 SHA512 SSDEEP TLSH

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