fb56db2070b236fff1ab6c725ea403f7a7d6239856d6b1985cfade1b7137dbc7

Analysis

max time kernel
150s
max time network
149s
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, 17:17

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General

Target
2026-05-29_6f3d556e7429a852edbce40a18bded43_elex_wannacry.exe
Size 22.3MB
Sample260529-vtsk7acz3q
SHA256 fb56db2070b236fff1ab6c725ea403f7a7d6239856d6b1985cfade1b7137dbc7
MD5 6f3d556e7429a852edbce40a18bded43
SHA1 1d80a57e42f6c14aaa8d8a51da6828333eaa9f44
SHA512 d104812d9d190251afe520f7173bb8f14741b7cd60c4c626f5b2ec24479a3a43579586175c9f40afb758e4752f5932fff35cf3f0c3f2d653c46aa53eda842a76
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBF:EL
TLSH
T13E37854614EE1A44225F636B632C4A4615D8F034CEFC5F80B3CDE886146AE7D7BE6E72
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4452	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
4452	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared J\lsass.exe	2026-05-29_6f3d556e7429a852edbce40a18bded43_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared J\lsass.exe	2026-05-29_6f3d556e7429a852edbce40a18bded43_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	2026-05-29_6f3d556e7429a852edbce40a18bded43_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
5096	2026-05-29_6f3d556e7429a852edbce40a18bded43_elex_wannacry.exe
4452	lsass.exe
4452	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 4452	5096	2026-05-29_6f3d556e7429a852edbce40a18bded43_elex_wannacry.exe	83

C:\Users\Admin\AppData\Local\Temp\2026-05-29_6f3d556e7429a852edbce40a18bded43_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-29_6f3d556e7429a852edbce40a18bded43_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:5096
- C:\Program Files\Common Files\Microsoft Shared J\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4452

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 J\lsass.exe
Size 34.3MB
SHA256 e7a28bb2ff3ac93b30bcaf72d2584f84a61eba160f48bf2857cf38199516190d
MD5 00593adcc8abf585eba9801bba18efc7
SHA1 9029b6e413e1085034e7b102162bd1c5b7c94ddc
SHA512 4a7079f5e85b56d4ec100d048c2274dc3ff0598cfb85c26a3e7c1ec9c20188f43e5639f37e173d8ef4b516577fc17985d5054cbdedefc349fd966a6f564e84a8
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB7:Ed
TLSH
T148771A57149F2A60664F959D731C8E9405D8F038CEED1EA0A2CDEC4A48E24EC7FA5F72
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 c7733bfedd1fb403258474edb1678b2e482960b0a21f9aa6553bd00004f7b50b
MD5 28f373d5f064b927eed9a125726c91ba
SHA1 32351875010c9a3973ee3a30bea1ceeaa4dc3d8a
SHA512 70a819d5978490b13fbeb4820cfe81014ffa4e3e10b39cf170012b900aa6518168bb33cd327cf7f27d2c2fff36a52de343e17b80fc91f724fb2407183d056889
TLSH
T1E9B0120183BACE6A084C610B97A1174DC0613D08AE591BA54301CEC855C941EBA8A311
MD5 SHA1 SHA512 TLSH