7c463f2a05c18a05598121303ea494c43edac4cc25a072ed8b42b07d5ecba283

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
05/09/2026, 04:39

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General

Target
2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
Size 25.7MB
Sample260905-e91nqswhqc
SHA256 7c463f2a05c18a05598121303ea494c43edac4cc25a072ed8b42b07d5ecba283
MD5 87011368eb01da6f367563b84cff4dcd
SHA1 fe70fceec256220cadd89383584ee543ec505fad
SHA512 019b97b99e29fda5cc0cf1967073638eee144eb5deb1c11fa1f1a7cb50d706928028cb35c45e0e132083998a8ec59719592fad747ed9a025057ba7f29434c053
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNz:je
TLSH
T1874776F9A1E903CD795B45FE40BC0AB612CCEB96C14DAF4D6D858958CFEB10943A84B3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5104	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1296	5104	WerFault.exe	85

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	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4852	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
5104	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4852 wrote to memory of 5104	4852	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-04_87011368eb01da6f367563b84cff4dcd_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:4852
- C:\Program Files\Common Files\Microsoft Shared W\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 424
    3⤵
    - Program crash
    PID:1296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5104 -ip 5104
1⤵
PID:2400

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 W\lsass.exe
Size 39.4MB
SHA256 b20e2353b3fc7cf2b1088bbae4bb5916c98da79b89c78334043f278f071719d3
MD5 37016993308182f1ea713a822603727e
SHA1 c8df868478275810dfde48b3bbd844bb2f7c79f1
SHA512 bd2db5bbe2c41501f2ebf6b6796c7b321840cfc96b542839d215fdadb0fe5b2ec26df6f5aa3269e57866358fa99e58890439e5d907ac2194c78c2e26bfdecdc5
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNq:j1
TLSH
T15B972AB662E8469D7D67426E42BC0EB237C8FF56C18CAF4C4D4A8495CFE7A01522D4E3
MD5 SHA1 SHA512 SSDEEP TLSH

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