2841aba073fdbae29101622d983ed7ea9a909ccd2e87150503a12c691605b7ef

Analysis

max time kernel
149s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
21/08/2026, 02:56

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General

Target
2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_elex_wannacry.exe
Size 23.7MB
Sample260821-de7ccs1frd
SHA256 2841aba073fdbae29101622d983ed7ea9a909ccd2e87150503a12c691605b7ef
MD5 6947c2e88f759eb8ab56a2c757b58d0c
SHA1 b1564addb1a832d2f8b303f74c7099cb40442bc9
SHA512 e25346de1762d19c7d140925dd3a5d164a0b338c77b7689ed71044926add19ba64c40400da67924bc57fa653b3a8a8fb95f873aa4552b8222755888442ffaf8f
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCg:FG
TLSH
T1CC470995E25A97567DB334BB639F3A843AC654CC0F76302A2C4F4616B33B39F3981609
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
52	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4952	52	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	2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4520	2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_elex_wannacry.exe
52	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 52	4520	2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_6947c2e88f759eb8ab56a2c757b58d0c_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:4520
- C:\Program Files\Common Files\Microsoft Shared S\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:52
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 52 -s 468
    3⤵
    - Program crash
    PID:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 52 -ip 52
1⤵
PID:4164

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 S\lsass.exe
Size 38.6MB
SHA256 50b6a25202f1ffa93daa51f52f51dd533a872472327311494f187fbe8dc95e7d
MD5 e1921756e1aaed36d3ce6cb7bb786dbe
SHA1 d3f0b49b71aae1dfce502f82c9d4f56ea775b7ab
SHA512 a018d2ef41a512a4011063f43963c87ab5c32e27d6fe947cbe5a676a44dac186abb88c05f871795b9c1dcea34ac3a918f939b4438f2857d10269d3938d79f59a
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCb:FZ
TLSH
T1E397F986D1D4DF479B1D1CAA52FEBA9A22A980CD1BB0B1023E7C854D773B7D634C1B18
MD5 SHA1 SHA512 SSDEEP TLSH

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