7a1460a89868fb6258a67dad973b8117341747a2f7445b22bc57f4d8199adc84

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
30/07/2026, 06:52

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General

Target
2026-07-30_8fd7ef00b817652260810a0a5c86c989_elex_wannacry.exe
Size 28.4MB
Sample260730-hm3flaem6w
SHA256 7a1460a89868fb6258a67dad973b8117341747a2f7445b22bc57f4d8199adc84
MD5 8fd7ef00b817652260810a0a5c86c989
SHA1 759742b9a91a8fc3eed9cc700e167303d624b294
SHA512 9636be1f743bf34b614e6ef75f3fd44f82e3d58b46f748e69b35048c73006fa1eded6c8c759871ae2e64690a4310b15ecb46c9a000284aeaa478ad388f4f0694
SSDEEP 393216:1ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffu:0
TLSH
T1C667B974EADDA1A557FB26B4E0980AD622BD5770030AC53B8E14A7D23A3F24C7787D70
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4108	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared C\lsass.exe	2026-07-30_8fd7ef00b817652260810a0a5c86c989_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared C\lsass.exe	2026-07-30_8fd7ef00b817652260810a0a5c86c989_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2140	4108	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	2026-07-30_8fd7ef00b817652260810a0a5c86c989_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4384	2026-07-30_8fd7ef00b817652260810a0a5c86c989_elex_wannacry.exe
4108	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4384 wrote to memory of 4108	4384	2026-07-30_8fd7ef00b817652260810a0a5c86c989_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-30_8fd7ef00b817652260810a0a5c86c989_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-30_8fd7ef00b817652260810a0a5c86c989_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:4384
- C:\Program Files\Common Files\Microsoft Shared C\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4108 -s 468
    3⤵
    - Program crash
    PID:2140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4108 -ip 4108
1⤵
PID:5064

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

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared C\lsass.exe
Size 42.5MB
SHA256 ca37fe315ea717b1754a620ec68b85df5ec64e8a901b234dcf1dde6df707cd83
MD5 1f0d212bbd9f5a394134070a80b6e26a
SHA1 d09455acf420e5e0a174a7170f5989b9032d12c5
SHA512 1588aae699549a083ed57e87b23b31893d5b6dfab18f657c281e146faee7c760d197bf58e895f0bd7dddbecdde3bd622bebc014bf5f4412c1311a64b37246995
SSDEEP 393216:1ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffl:j
TLSH
T15FA7E8B0D19AD2B853EB6AB4F08908E976BD5BA04305DA374E2653D53F2A74C73538F0
MD5 SHA1 SHA512 SSDEEP TLSH

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