waski | f082ed0e3f490a1fc2dd9c87836d6c61521726e47e39ca2555006b6ccac0af0f

Analysis

max time kernel
148s
max time network
137s
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, 10:50

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General

Target
2026-08-02_c3b9451416087a3558a3e4f00d2abc6a_elex_wannacry.exe
Size 14KB
Sample260802-mxjhpagh44
SHA256 f082ed0e3f490a1fc2dd9c87836d6c61521726e47e39ca2555006b6ccac0af0f
MD5 c3b9451416087a3558a3e4f00d2abc6a
SHA1 0a2a566da35f3786ca75ff6de10fd41ff9bd7e3d
SHA512 947b011e7d16efe7b664b4ffc00b91ad6c96622e91ce5559dad3a5eff8837afb3a70bff61bf8149ebabceed3398569942907ce0bd42fc5f195f0cd4bc953c19f
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mSKwV6EohCHm:j4nBHA7f46l1JcV4rAAAAAJEohCG
TLSH
T1BB62E72A5BE099B2F3B6C93489FB974CAA3174C3FD120A0ED5999348CD23712DC1962D
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/0x001100000001b303-4.dat	family_waski

Executes dropped EXE 1 IoCs

pid	Process
1372	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_c3b9451416087a3558a3e4f00d2abc6a_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 2820 wrote to memory of 1372	2820	2026-08-02_c3b9451416087a3558a3e4f00d2abc6a_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-02_c3b9451416087a3558a3e4f00d2abc6a_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_c3b9451416087a3558a3e4f00d2abc6a_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820
- 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:1372

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

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Downloads

ieupdater.exe

Path C:\Users\Admin\AppData\Local\Temp\ieupdater.exe
Size 15KB
SHA256 64550955a47724ce75fd3c6318a9d7ef2f19329bc51631d8e934af30fbdff772
MD5 5c7fb868b0010b8466b5e624623cd51e
SHA1 9eb37a2e3f8e9d1b6d627439f6c04934d0ec288d
SHA512 18f21502dadfcd1d4a9c9a2e8b5eb2819df195df20d46430e1879971e71c1eb1aa601251962f090a26bdb2a314993e64a20e02c9cc49c016ed3c51853540470c
SSDEEP 192:j4vFJB76X8aN3T/MC4kmikwuCl1oynTcd3W6uCcbJrAAAAA4mSKwV6EohCHr:j4nBHA7f46l1JcV4rAAAAAJEohCL
TLSH
T15862D62A5BE499B2F3B7C93489F6934DAA3174C3FD120A0ED5999348CD23712DC1A62D
MD5 SHA1 SHA512 SSDEEP TLSH

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