21ee400631d1fd4058e50376174c09c53279718d33b4f18c77d07819fc1c45e4

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/08/2026, 03:09

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General

Target
2026-08-20_554c644d1a4df49a941e04a270706716_elex_wannacry.exe
Size 18KB
Sample260820-dnfwrsyeqf
SHA256 21ee400631d1fd4058e50376174c09c53279718d33b4f18c77d07819fc1c45e4
MD5 554c644d1a4df49a941e04a270706716
SHA1 495707461541403ed0504c43874ebdceff0c8006
SHA512 8c4c43b5c05ca4a57b14d27371bf5c821a3720f6e3cebda964f23abef88dce42e4c6d9a2f8398f18276d487edc1495c286ce16e1f7a7120d56b75a4f86f99932
SSDEEP 384:abLult/EufzM4t3su17jXnBb890J4NepCFtezlIUo5dN12rBFV3254lA3ZrDtauc:a3ubE+t7jXnBb8984Nep0tezlIUo7N1E
TLSH
T11E82C676FEC46CD9E46721B3FCB7A8C5A4173E86602A490D20967E168EF334274B190F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4332	viewpdf_update.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	2026-08-20_554c644d1a4df49a941e04a270706716_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	viewpdf_update.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3128 wrote to memory of 4332	3128	2026-08-20_554c644d1a4df49a941e04a270706716_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_554c644d1a4df49a941e04a270706716_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_554c644d1a4df49a941e04a270706716_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3128
- C:\Users\Admin\AppData\Local\Temp\viewpdf_update.exe
  "C:\Users\Admin\AppData\Local\Temp\viewpdf_update.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4332

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

viewpdf_update.exe

Path C:\Users\Admin\AppData\Local\Temp\viewpdf_update.exe
Size 18KB
SHA256 41d8f92b2a25f33aecf9f1e8fa3e2e98c6bae9a10a1a2bfd8dbd0a94d7a47b0b
MD5 213935f0ffdcf3bfc29b747b57d0cd88
SHA1 520846131f84f6557aea49f5bc47472da5f80c4e
SHA512 ea3340248eed2740ad9bab791d2e12c2724663542b72c3a1277801789ea7987e64a72cfaf731ac41a1360364d4adf5fa56f29886bb84b1e434881e46c7d48b5f
SSDEEP 384:abLult/EufzM4t3su17jXnBb890J4NepCFtezlIUo5dN12rBFV3254lA3ZrDtaub:a3ubE+t7jXnBb8984Nep0tezlIUo7N1z
TLSH
T18F92C676FEC46CD9E46721B3FCB7A8C5A4173E86602A490D20967E168EF334274B190F
MD5 SHA1 SHA512 SSDEEP TLSH

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