faeb5c8b79f3f762bfd89dc034f9ca200f31a81c244ca7843c66154ea8b58cf3

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/07/2026, 22:58

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General

Target
2026-07-20_154e9a4cf8feeafa452966bf5748da82_elex_wannacry.exe
Size 29.3MB
Sample260720-2x153aav2x
SHA256 faeb5c8b79f3f762bfd89dc034f9ca200f31a81c244ca7843c66154ea8b58cf3
MD5 154e9a4cf8feeafa452966bf5748da82
SHA1 6d7a8f4ef6798ca77fa18c9af5383b8684a24b93
SHA512 30c660e91ebc32e7eadd34c1aed1e3e221d75fe9261825793165c47a8c5a8600c8a1b10deba2ffba97b7aa90afb82648c0739ce8d3653163394729cc769af742
SSDEEP 384:zLMiPJznj7+1gfY1+2I1r8UTEjXgkWUKpQq6mDgDgDgDgDgDgDgDgDgDgDgDgDgk:zLPJznj7IMhrDTShWP
TLSH
T1D667E6AE344A8C001E1FA06EF7C188796D3BDFDD5A4E82CDA9520399D430D9DDE66837
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2392	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared U\lsass.exe	2026-07-20_154e9a4cf8feeafa452966bf5748da82_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared U\lsass.exe	2026-07-20_154e9a4cf8feeafa452966bf5748da82_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3812	2392	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	2026-07-20_154e9a4cf8feeafa452966bf5748da82_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2868	2026-07-20_154e9a4cf8feeafa452966bf5748da82_elex_wannacry.exe
2392	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2392	2868	2026-07-20_154e9a4cf8feeafa452966bf5748da82_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-20_154e9a4cf8feeafa452966bf5748da82_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-20_154e9a4cf8feeafa452966bf5748da82_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:2868
- C:\Program Files\Common Files\Microsoft Shared U\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 476
    3⤵
    - Program crash
    PID:3812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2392 -ip 2392
1⤵
PID:5464

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 U\lsass.exe
Size 42.3MB
SHA256 5914172753d95d828b03deb02e46deed9db1dbaceb2bd66817562bb22bb21fa2
MD5 808b1d8b921e281bfc351e36eb45d0e3
SHA1 3e985654825490d550c15c637d3369376198cd7f
SHA512 5bf958ac700c6a0c3ca012827122795390f0c8970e58b2676c97ea029728e7d3894dc323ed41448fe15459b66ef263eb55157fb3da581ed5b9744c90f68ecaeb
SSDEEP 1536:XxD7OhAddddddddddddddddddddddddddddddddddddddddddddddddddddddddg:XxDCh/
TLSH
T1C5A7FD6F7856CD001E0EA13FF14B8C66B82696DE5E5D46CAEDA20365C130EACCEF5436
MD5 SHA1 SHA512 SSDEEP TLSH

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