dc46100c91bbc2820d99ca8e6d284bc2a02c7c0578db4b398bdcfef8b4dcf1b5

Analysis

max time kernel
149s
max time network
133s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
29/05/2026, 03:51

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General

Target
2026-05-29_eb107c808a7678738a4fd9cb798f85c0_elex_upatre_wannacry.exe
Size 92KB
Sample260529-eeqkaact5m
SHA256 dc46100c91bbc2820d99ca8e6d284bc2a02c7c0578db4b398bdcfef8b4dcf1b5
MD5 eb107c808a7678738a4fd9cb798f85c0
SHA1 20c3e5f63d59b070a3ef800c23f1c3a94f7ebc3c
SHA512 277b6c0ddfef190f2f067dbabbb0759819f3b962a133a2bbc353c2455cd79bef63ce7a235f3b676ea30a185b9d5a44298aa31da2f686158558d0e627cfcd2def
SSDEEP 768:EsJhM/47dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEcoX7zPjqEN5E224xy:EAA4R43e/7VOEjs2FRP2EgSs0yrVMqc+
TLSH
T17D93D37CAEE92672D3BBDABAC6F651C6B935B4233D02580D409643840C13F56FDA1B1E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
444	wujek.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	2026-05-29_eb107c808a7678738a4fd9cb798f85c0_elex_upatre_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wujek.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 444	1572	2026-05-29_eb107c808a7678738a4fd9cb798f85c0_elex_upatre_wannacry.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-05-29_eb107c808a7678738a4fd9cb798f85c0_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-29_eb107c808a7678738a4fd9cb798f85c0_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Users\Admin\AppData\Local\Temp\wujek.exe
  "C:\Users\Admin\AppData\Local\Temp\wujek.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:444

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

wujek.exe

Path C:\Users\Admin\AppData\Local\Temp\wujek.exe
Size 92KB
SHA256 d89ee91907c04b1661f7b0775c92c22e5fcdb8349a5d1e3f6e7235fe582c0491
MD5 a44243ebfb6819503f7480c91ddfdfa0
SHA1 c7bcd56e0f2d09ab5515fe99e983a1b358b8dc15
SHA512 853db638cf28570adaf64fc5422eb1c5aa1f8be563f705cb7f73e1b5359cbf18b97a24f395ede0cd372ef7ddf963f3f27de02feaa28bb31a562338090a3d7738
SSDEEP 768:EsJhM/47dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEcoX7zPjqEN5E224xg:EAA4R43e/7VOEjs2FRP2EgSs0yrVMqck
TLSH
T16593D37CAEE92672D3BBDABAC6F651C6B935B4233D02580D409643840C13F56FDA1B1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/444-9-0x0000000000400000-0x0000000000407000-memory.dmp

Download

memory/1572-0-0x0000000000403000-0x0000000000404000-memory.dmp