c9f17b37b6529c5ec2f04fcb30106fece9c85fed417223e06def8f4351d1d5e0

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
20/07/2026, 00:47

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General

Target
2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe
Size 75KB
Sample260720-a5f2bac12x
SHA256 c9f17b37b6529c5ec2f04fcb30106fece9c85fed417223e06def8f4351d1d5e0
MD5 ae5c14abe0486549b90bbdc8fbfc1faf
SHA1 089d0d97b999203c41b798826ed19dfa20d4bfc8
SHA512 469e57c286105cd1d8237f6865bbcefa4d163883c89425b3c99df28666894fa75226ddc139ba1b8982198647271436333fa174aced068291d0ab6b35e1a48287
SSDEEP 1536:0bSshapMJgKJUuxm2mfJPtOgqm1s/XZm5:Y25KJFwfJPtOgqm2/XZc
TLSH
T109734B97EA6A0865EB50427054AE4A72B933FC69CF1B7E8353CCDE2D1C371929C2416F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3828	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"	2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe"	2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3944	3828	WerFault.exe	86
3472	1572	WerFault.exe	85

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	2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1572	2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe
3828	winlgon.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 3828	1572	2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-19_ae5c14abe0486549b90bbdc8fbfc1faf_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:1572
- \??\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:3828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 684
    3⤵
    - Program crash
    PID:3944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 576
  2⤵
  - Program crash
  PID:3472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3828 -ip 3828
1⤵
PID:2608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1572 -ip 1572
1⤵
PID:2748

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 75KB
SHA256 2804e4bed511f8e61e45ae786108b75af4dcadf838574a50c6c3a05b3d07c852
MD5 2c44f8b533c1dc15100938ba4821a3e8
SHA1 e0a9657e0ac79cec844cbab5be9da1e2ba6cff7b
SHA512 5fd14ca0b6eb59670afd5d6fd6db21f4b05c0b62945c58b3475733da137ebb913888f23cb33b3ebfe547dae2d49ec28139a3d023e0cb97efa62ebdb674a2b33d
SSDEEP 1536:0bSshapMJgKJUuxm2mfJPtOgqm1s/XZmh:Y25KJFwfJPtOgqm2/XZk
TLSH
T126734B97EA6A0865EB50427054AE4A72B933FC69CF1B7E8353CCDE2D1C371929C2416F
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads