98b7d6f3cdb521e3dd2dc2e00062f53ef2543f683084838c41288fed9609d887

Analysis

max time kernel
148s
max time network
139s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/07/2026, 07:51

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General

Target
2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe
Size 78KB
Sample260723-jp7c1aac53
SHA256 98b7d6f3cdb521e3dd2dc2e00062f53ef2543f683084838c41288fed9609d887
MD5 57a2047607fc67882bacd0fb25ce5761
SHA1 e5261054777e52d96f5d604ded816dd790b6098f
SHA512 369db5880fb3f109b9fcfcc82815f82e7b84b404b052a1e9fc7b053d38ffe4fa237368f4c707ce5cb846f96ea65671b2a228407fb36904459a37c135eb172137
SSDEEP 1536:w96NXdCOKtbqsha1LViH/UWYPwYf5iI8txOMwOMQJ79B:y698OKBgVifvYPwYfWtxOfObn
TLSH
T1DC738D17FA0680A2FB0449F004BE61F7A737694A2B1F5B17779CDE2EFAB21919C2414D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1080	winlgon.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe"	2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe"	2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4696	4608	WerFault.exe	87

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	winlgon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4608	2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe
1080	winlgon.exe
1080	winlgon.exe
1080	winlgon.exe
1080	winlgon.exe
1080	winlgon.exe
1080	winlgon.exe
1080	winlgon.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 1080	4608	2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_57a2047607fc67882bacd0fb25ce5761_elex_wannacry.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4608
- \??\c:\users\admin\appdata\local\temp\winlgon.exe
  c:\users\admin\appdata\local\temp\winlgon.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1080
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4608 -s 620
  2⤵
  - Program crash
  PID:4696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4608 -ip 4608
1⤵
PID:3296

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

winlgon.exe

Path C:\Users\Admin\AppData\Local\Temp\winlgon.exe
Size 78KB
SHA256 37ee7cd9b238b83911bf9e1b07e863b611881a031f3d769bc43afe80ad06bfef
MD5 7585ae1dc00f19c8549db74052775861
SHA1 b7cbffd0ca64e2c8322e7ac6579ce6b55e6d436a
SHA512 778a5fe80f30cdf17294bf1cb264a04ef17b9b4b9456c93891f4b4b5360ab49623b37ea53f91353c5344e0ebdc7592a3a1becd7e057625d14af74f7dfcae8d94
SSDEEP 1536:w96NXdCOKtbqsha1LViH/UWYPwYf5iI8txOMwOMQJr9a:y698OKBgVifvYPwYfWtxOfObs
TLSH
T1C5738D17FA0680A2FB0449F004BE61F3A737694A2B1F5B17779CDE2EFAB21919C2414D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1080-9-0x0000000000400000-0x0000000000415000-memory.dmp

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memory/1080-13-0x0000000000400000-0x0000000000415000-memory.dmp

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memory/1080-18-0x0000000000400000-0x0000000000415000-memory.dmp

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memory/4608-0-0x0000000000400000-0x0000000000415000-memory.dmp

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memory/4608-1-0x0000000000409000-0x000000000040A000-memory.dmp

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memory/4608-11-0x0000000000400000-0x0000000000415000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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