e31cde5c21013e8dea0d9157a7f1b452888a2a855ec72a203e4cfa7d174b3121

Analysis

max time kernel
150s
max time network
152s
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, 02:28

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General

Target
2026-08-20_cd96569039c93e3fa36d77299b68c945_elex_wannacry.exe
Size 15.9MB
Sample260821-cxzjsshb95
SHA256 e31cde5c21013e8dea0d9157a7f1b452888a2a855ec72a203e4cfa7d174b3121
MD5 cd96569039c93e3fa36d77299b68c945
SHA1 274b196d9afb3b857c88ab21b1f78d2718d35792
SHA512 e82739f6f4e4f8a9237b62edd6df9413c08856107174265929a9e9549654498e1b4c4503899f6a46f09454412e90eaedb012d6a52f98747e7e021dbdb52b505a
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZw:w
TLSH
T18FF62E04F2BD8A2996D7D6B549BF7F050A4423B4BD2B72244C02617BCB67C9989E3F0D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2916	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-08-20_cd96569039c93e3fa36d77299b68c945_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-08-20_cd96569039c93e3fa36d77299b68c945_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3356	2916	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	2026-08-20_cd96569039c93e3fa36d77299b68c945_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4960	2026-08-20_cd96569039c93e3fa36d77299b68c945_elex_wannacry.exe
2916	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4960 wrote to memory of 2916	4960	2026-08-20_cd96569039c93e3fa36d77299b68c945_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_cd96569039c93e3fa36d77299b68c945_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_cd96569039c93e3fa36d77299b68c945_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:4960
- 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:2916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 468
    3⤵
    - Program crash
    PID:3356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2916 -ip 2916
1⤵
PID:5024

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 27.9MB
SHA256 b1c673a643f8f48ad1aa5bd841fac6d9ad111bc02a0f908bdffe51ddd25f3417
MD5 293dcc44ba49b0fc3343f158ba99bf14
SHA1 dd6ff6fa6280604dd5cc431a4b0672e65e98aca5
SHA512 3207fd73b59af1965bda25eaeea5d687fd30eadf2e8156b13bb8fa118e7f2e7113c414e8a2ce8cbf8cd85ed26ae8ddec4c523b29ab0fe2b4e01b8898ea5f353f
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZP:P
TLSH
T1D857A60AF27841269ED6A1E25CFBEF055A0422A57C271B294903D633CFDD46D86F3BC6
MD5 SHA1 SHA512 SSDEEP TLSH

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