0832c56120a42989f4d7f4bb9e08896b59309eba54359d694a7963cb21a91af5

Analysis

max time kernel
150s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/08/2026, 03:45

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General

Target
2026-08-10_f07fb9163b6c4e114c514b91adba4f67_elex_wannacry.exe
Size 74KB
Sample260810-ebdfjsvtbt
SHA256 0832c56120a42989f4d7f4bb9e08896b59309eba54359d694a7963cb21a91af5
MD5 f07fb9163b6c4e114c514b91adba4f67
SHA1 eab7de2457d39029663644d3c56de0a3da3152d2
SHA512 50522b59f89c7985d960064f486e2d360155e81f11d14e3703948a668687384eb7bc9a58bf8f07525df1dc009400e9d490ef914a52bb41610e8efd7b8f29aedb
SSDEEP 1536:0bSshapMJgKJUuxm2mfJPtOgqm1s/XZmT:Y25KJFwfJPtOgqm2/XZq
TLSH
T1CF734B97DA6A0865EB50427014AE4A72B933FC688F2B7E8353CCDE2D1D371969C2415F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
6532	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"	2026-08-10_f07fb9163b6c4e114c514b91adba4f67_elex_wannacry.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe"	2026-08-10_f07fb9163b6c4e114c514b91adba4f67_elex_wannacry.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1828	6532	WerFault.exe	90
504	4788	WerFault.exe	88

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	2026-08-10_f07fb9163b6c4e114c514b91adba4f67_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlgon.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4788	2026-08-10_f07fb9163b6c4e114c514b91adba4f67_elex_wannacry.exe
6532	winlgon.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4788 wrote to memory of 6532	4788	2026-08-10_f07fb9163b6c4e114c514b91adba4f67_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-10_f07fb9163b6c4e114c514b91adba4f67_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_f07fb9163b6c4e114c514b91adba4f67_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:4788
- \??\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:6532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 6532 -s 728
    3⤵
    - Program crash
    PID:1828
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 648
  2⤵
  - Program crash
  PID:504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 6532 -ip 6532
1⤵
PID:4344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 4788 -ip 4788
1⤵
PID:4832

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 1b60f07ac38436713cd7ad4c539df35941288c5c6adffa00d59fea123bdab547
MD5 9585a96627813b24aa1b57c04a4a1692
SHA1 4336aaffb9b1dd6b80af37e6d9e63f53641746e7
SHA512 92ec047d57e7dc0a0f156e56c691e3a1d5a995e28e926a8fa8f5e1c05a40da822c532dc9ee4972faa744ef8e742848084fd1ec9a99300f3125ee85a5af07a811
SSDEEP 1536:0bSshapMJgKJUuxm2mfJPtOgqm1s/XZmi:Y25KJFwfJPtOgqm2/XZb
TLSH
T14A734B97DA6A0865EB50427014AE4A72B933FC688F2B7E8353CCDE2D1D371969C2415F
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