f5eea3aa79df883bea4a38f09062ca6d12106a708a28b7daf0cb56e38526fe6d

Analysis

max time kernel
149s
max time network
114s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
15/04/2026, 16:30

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General

Target
2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe
Size 5.8MB
Sample260415-tzwpcsdy6r
SHA256 f5eea3aa79df883bea4a38f09062ca6d12106a708a28b7daf0cb56e38526fe6d
MD5 6a116e7e725275a7feb90afbd6acc877
SHA1 14443298350fd66cf9d9b78c983563c5d345f059
SHA512 b4979ffb8215c633a5ea173922225ee03c4e102a2d6e7b0dcfcbc8f27a3a67a45dde9a6ca37695bfdce5cc24c69e947c79ae1a79067aa51a95bb5a0cf6e930bd
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBh:En
TLSH
T12056B71D4612E990E4ADB2FC8F9FA12B2CD4F7E014D918678B18B7A17D92F61483D2F1
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2412	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
2412	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared D\lsass.exe	2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared D\lsass.exe	2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe

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	2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4472	2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe
2412	lsass.exe
2412	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 2412	4472	2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe	78

C:\Users\Admin\AppData\Local\Temp\2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-15_6a116e7e725275a7feb90afbd6acc877_elex_wannacry.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4472
- C:\Program Files\Common Files\Microsoft Shared D\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2412

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared D\lsass.exe
Size 17.3MB
SHA256 ba56061a5c6ca8d88987e938347e143acf079c2e4cad4144cef02533215f3cfe
MD5 4aa60ddd394a8867fac45008e86c4be6
SHA1 2f7cbc32779030bf5ea2a8f38df0c4c42716cc10
SHA512 bdf8e4886fbacf444cf88b7a3c7708efdd587899ce26608fee4bbbf4bebf45791ca186b9cf1d5108d5e1264c95d520de9513f16fa723afe07debb4be8149287a
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBe:Eo
TLSH
T1B6079713896DE610F319D2548D6FCC17B5A2DB204ADB2438A529DA20CF73923DBBC9F5
MD5 SHA1 SHA512 SSDEEP TLSH

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SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 daf18aee7e9cb3e8954afbb7c01a13f738fa99a2e3d9bcd289b31bd54d22c3a8
MD5 cc1466f4e4374db3b9016bd5655a78af
SHA1 8c31c93043f4d61627dd0ccc02c0226750c6a08e
SHA512 67dcf65525b53e41a61a7df2dabc733502ddff2737ef75cd729701114920c97ea1583a7167613750fd5d9a30ff55511592b663e9b5ceeb380e012a939e8ccb25
TLSH
T1EDB01200F1BD5A265804E0075EB1628DE1712C8C6D0A17C06315C8D57082449F88D111
MD5 SHA1 SHA512 TLSH