1dd5aa0c81e7a59fa61d754220e6714f78afcfb4d00c56bfd29524e3d9b4b655

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
03/06/2026, 17:22

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General

Target
2026-06-03_52719b8be9117de7335a3f89164bf416_elex_wannacry.exe
Size 29.3MB
Sample260603-vxjsfscv7x
SHA256 1dd5aa0c81e7a59fa61d754220e6714f78afcfb4d00c56bfd29524e3d9b4b655
MD5 52719b8be9117de7335a3f89164bf416
SHA1 e53101afc691156b208b5c0dd976548c09f8a52a
SHA512 95355d73bd5ff39059fd9e4a5e1dc38cea6d86e6a4966725521bacccb4368352e0fab029f1c7ad531bd482f3797a97b09fcad1a4518e66752e12cfe30a3d18c1
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBg:Ea
TLSH
T19D679875BB11198C0A037FD220EBB1762919517D2E685FCC6ED13E31ABBF2A0D8365E4
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
5140	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
5140	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared B\lsass.exe	2026-06-03_52719b8be9117de7335a3f89164bf416_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared B\lsass.exe	2026-06-03_52719b8be9117de7335a3f89164bf416_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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-06-03_52719b8be9117de7335a3f89164bf416_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
996	2026-06-03_52719b8be9117de7335a3f89164bf416_elex_wannacry.exe
5140	lsass.exe
5140	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 5140	996	2026-06-03_52719b8be9117de7335a3f89164bf416_elex_wannacry.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-06-03_52719b8be9117de7335a3f89164bf416_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-03_52719b8be9117de7335a3f89164bf416_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:996
- C:\Program Files\Common Files\Microsoft Shared B\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5140

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 B\lsass.exe
Size 42.5MB
SHA256 fda30fd12a4bb89c339c5fce66b8d6e9d3bc8d6fa4d9e01b5337360ab71ee15a
MD5 9a02de044a354a89226f52a5c4822fb1
SHA1 57ac320a302f21b2f5945656019a9ea320d187bb
SHA512 8eabcbe21f4d211a501080e55b104ad6d05c8217785a3b1e49eac987473ed3d439a43e282561e66f3f69ad0ec404fc3efb82d310c233d459b6ade1fbd839c60d
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBb:Ep
TLSH
T1F1A7EA24BB0129CC9F46BF5225BFA2727C0D90F92E1917C93A862A3157FF1F0D8652E5
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 6104dfc2918d4d1cd7033fc4c03c57c4c98246e2a5b815637c0a52e7c0dd6b05
MD5 e1a396863201ee7ca73888603780524f
SHA1 13e09272b4f8f58d9314f1ae5670d84db06ca231
SHA512 c07835bfd76544292f74e06fc5c6742ab53de9afc1e72cccd8ef0ba331010c22acc66d121b53cd2674d2030d1c3c610269dea6b0e65b3cba0380720603136ab9
TLSH
T1A9B0120093EAA761E447902766E5284D80506944AA5613444B00CDCF918188DF55C206
MD5 SHA1 SHA512 TLSH