1af26e244bd8176907000a5c45fdf27297a828e716134337b026c61013facc4a

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
10/08/2026, 08:14

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General

Target
2026-08-10_a40f840718064a88f403653ae410b571_elex_wannacry.exe
Size 16.6MB
Sample260810-j5ac7svane
SHA256 1af26e244bd8176907000a5c45fdf27297a828e716134337b026c61013facc4a
MD5 a40f840718064a88f403653ae410b571
SHA1 22be1213f3c590b2198870763a03542b6f390de8
SHA512 dccc081a0add3668abd771e584909538f15b4caa1069e4828dd1355698d8e9e3d602ac065cf71f26d6070b5baeb7bc9c8a7f819c2f2e59e621850750cad5b202
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZj:j
TLSH
T18807214BC0F5DB0990C97AA4829E6B59FCC8CF97223D03EE59C77401E1ECBD824A6657
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4884	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared U\lsass.exe	2026-08-10_a40f840718064a88f403653ae410b571_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared U\lsass.exe	2026-08-10_a40f840718064a88f403653ae410b571_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
256	4884	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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-10_a40f840718064a88f403653ae410b571_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2464	2026-08-10_a40f840718064a88f403653ae410b571_elex_wannacry.exe
4884	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 4884	2464	2026-08-10_a40f840718064a88f403653ae410b571_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-10_a40f840718064a88f403653ae410b571_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_a40f840718064a88f403653ae410b571_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:2464
- 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:4884
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 476
    3⤵
    - Program crash
    PID:256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4884 -ip 4884
1⤵
PID:3036

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 31.4MB
SHA256 096f764f370fa7c6aa52bff2e5529866666ed75cfc93d97d0aae696e5becc5ec
MD5 cb2886039476b08fe904f8d72e39cd15
SHA1 97859fb5556e89b38edae7ab5360532c881517a6
SHA512 61e2bff7200a1571c056b8acaf04f204b4742b7a5cb17850ea17e534eb8e6eb5875caf32bfb05a1b07fa54bbcfae7e11914efc7e8d197a7c53bd1df677fe04a6
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZx:x
TLSH
T18B77A446C4E8938DDC887A989244DB48BDC9EE77773C03E21EE33466F4DEA58909351B
MD5 SHA1 SHA512 SSDEEP TLSH

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