fed869a75d70eb5e8b439dae3ea7a9ccaf92af4d2f3eac3a8127bcdf0263cff2

Analysis

max time kernel
150s
max time network
132s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/08/2026, 21:54

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General

Target
2026-08-10_b5a16214d2e5edb2f0538d900f67e787_elex_wannacry.exe
Size 17.0MB
Sample260810-1saa4sal5x
SHA256 fed869a75d70eb5e8b439dae3ea7a9ccaf92af4d2f3eac3a8127bcdf0263cff2
MD5 b5a16214d2e5edb2f0538d900f67e787
SHA1 09947b54b018ccb5d91d7765a918b7ec43ddcb45
SHA512 cf09d570825b186010b36ac287b230bc9bc42709f2f8c44443fba9a03369b0994fa73a00e5de930999cd771d88429ed252ce9b081b93b53e665a7dfad977cdfe
SSDEEP 768:zLPJznj7Ia2ghrDTSiWdxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxk:XxDLnOiB
TLSH
T1A307629F53362280E65D03FB22DB060BA711A31365B97B58C04DF11DCDB8AB6EA3DB54
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5540	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared V\lsass.exe	2026-08-10_b5a16214d2e5edb2f0538d900f67e787_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared V\lsass.exe	2026-08-10_b5a16214d2e5edb2f0538d900f67e787_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2316	5540	WerFault.exe	89

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_b5a16214d2e5edb2f0538d900f67e787_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
204	2026-08-10_b5a16214d2e5edb2f0538d900f67e787_elex_wannacry.exe
5540	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 204 wrote to memory of 5540	204	2026-08-10_b5a16214d2e5edb2f0538d900f67e787_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-10_b5a16214d2e5edb2f0538d900f67e787_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_b5a16214d2e5edb2f0538d900f67e787_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:204
- C:\Program Files\Common Files\Microsoft Shared V\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5540 -s 468
    3⤵
    - Program crash
    PID:2316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5540 -ip 5540
1⤵
PID:4460

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 V\lsass.exe
Size 30.2MB
SHA256 604784e875aa3f9e3f9e15c0c84ed291d7f46d687dba11c790e54e6dcb8948ae
MD5 7ce465e67919c1f3184bd445928bd748
SHA1 dfedebe7e3c52fbea1423c4c73430b1ab7fcd2ae
SHA512 01cd41d93d3dc67caa5b8e1232cedeba7780665af3fd94f4f40210367b07e669eea5a5716d3b2acceb8d08a025d4b0b1d2ab5993c5789912ebe8651bdd5c1c73
SSDEEP 768:zLPJznj7Ia2ghrDTSiWdxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxd:XxDLnOi8
TLSH
T1A967A84B23AA41C0D60D57EE31865B4BEB41AF22616DBB49C60CF12CD4747B2E61FB2D
MD5 SHA1 SHA512 SSDEEP TLSH

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