f2c035247d60a41ce1b9e001b48f1d70afc183ec4d80dc5bda6c2229b954ed53

Analysis

max time kernel
149s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
21/07/2026, 01:28

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General

Target
2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_elex_wannacry.exe
Size 21.2MB
Sample260721-bvssssds21
SHA256 f2c035247d60a41ce1b9e001b48f1d70afc183ec4d80dc5bda6c2229b954ed53
MD5 5313d88fdd6d1f7cdb8ac33f66e782ab
SHA1 2fb493de0fe68675c5823cf621755a1abd6fa0d6
SHA512 683f19866c035459302ac8aa736848cb7a9d75813e34f81f730afb4cd6c464efb16e971a488c29aea5edd8c0f55de1138b8d542d240d90ab318ea80e6b554ae9
SSDEEP 3072:XxDC6Zlllllllllllllllllllllllllllllllllllllllllllllllllllllllll3:XxW6X
TLSH
T11227326E0B8AFE8AF0CFB81826D1D4EB11D92ED40B54F549ED9E158FD43E4EA904B04D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4528	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4668	4528	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	2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4592	2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_elex_wannacry.exe
4528	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 4528	4592	2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-21_5313d88fdd6d1f7cdb8ac33f66e782ab_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:4592
- C:\Program Files\Common Files\Microsoft Shared G\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 468
    3⤵
    - Program crash
    PID:4668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4528 -ip 4528
1⤵
PID:5952

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 G\lsass.exe
Size 36.1MB
SHA256 6a0236cec243856ad359147a5199964008fe79fdcb7c3728f7f4a8a3be134361
MD5 bb9c09016cbe506fc282ebea761fa9bb
SHA1 7f76af02f98fff7aecfde061aee71f5d618214c1
SHA512 4f9acf2e5ec6e48df47f826d2086f7f81d4d812c5a015f98db8e5f5e91e9f139af0c8c657db6411c981be8e6334834572831ba37188d7f2049af9f7e3b1ea67f
SSDEEP 3072:XxDC6Zlllllllllllllllllllllllllllllllllllllllllllllllllllllllllc:XxW68
TLSH
T12E8796AC8B8AF986E5CA7C3436C074F561CC7AC8130DB809754E514F5CB99EAF1D3A4A
MD5 SHA1 SHA512 SSDEEP TLSH

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