8cba6be8abb1b3b9e87e6815cccd7e4fad6f38ccb9914a2b0aa7ebd65ae321cb

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
24/07/2026, 00:23

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General

Target
2026-07-23_1c938b56d575b11cf911fdb013879513_elex_wannacry.exe
Size 19.6MB
Sample260724-ap1e1szekh
SHA256 8cba6be8abb1b3b9e87e6815cccd7e4fad6f38ccb9914a2b0aa7ebd65ae321cb
MD5 1c938b56d575b11cf911fdb013879513
SHA1 ffb8877f359ddf64e1959cb251894d4619f9d3d1
SHA512 9cb85a1d19e0189fe1f872773d7313b1cde5d7bf225811053a5a3a81223ffa2a245744616d4d9da2e2f087242a1d61d000ed71b1790e66f06ea0d6f67a143c1a
SSDEEP 3072:XxDChnCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCP:XxGhG
TLSH
T19627A78A1F724841098E7C1E9C4140EF7AE777F68A6AE2611D71E9FBFBD1A11B934013
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4216	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared B\lsass.exe	2026-07-23_1c938b56d575b11cf911fdb013879513_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared B\lsass.exe	2026-07-23_1c938b56d575b11cf911fdb013879513_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2692	4216	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	2026-07-23_1c938b56d575b11cf911fdb013879513_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5896	2026-07-23_1c938b56d575b11cf911fdb013879513_elex_wannacry.exe
4216	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5896 wrote to memory of 4216	5896	2026-07-23_1c938b56d575b11cf911fdb013879513_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-23_1c938b56d575b11cf911fdb013879513_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_1c938b56d575b11cf911fdb013879513_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:5896
- C:\Program Files\Common Files\Microsoft Shared B\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4216
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 468
    3⤵
    - Program crash
    PID:2692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4216 -ip 4216
1⤵
PID:2640

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 B\lsass.exe
Size 33.9MB
SHA256 1c8b07b368078d81cf02a1ce4a54c3fa20b489b3b80a5424c0333b501564bd10
MD5 2a3c7c8a44479fb74717a4971de5c1b1
SHA1 c52100579871ca5ebd1347f7a811b7148f79cec3
SHA512 40115709aabcb2c0ecc10bd45171aa1e16f287a75a8abbcf290d9e1f0e99d009295c885bda4829d63a5d270a76935c2d22a0ccd613ddb6ef198acf346d311efd
SSDEEP 3072:XxDChnCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCh:XxGhs
TLSH
T15977D8520A63D46025CFDC577C1932DF7AD3B3E45A67F8008A74ABB9BB927325E38112
MD5 SHA1 SHA512 SSDEEP TLSH

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