a557b3d732c183b398b56971d9c00e6e79a57d7d16fc5cb1976dc6efdc647e91

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
15/08/2026, 05:37

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General

Target
2026-08-15_98633215d83e4b1be386bffd628da4c4_elex_wannacry.exe
Size 31.2MB
Sample260815-gbd37azdlf
SHA256 a557b3d732c183b398b56971d9c00e6e79a57d7d16fc5cb1976dc6efdc647e91
MD5 98633215d83e4b1be386bffd628da4c4
SHA1 0db399db53915b72c6b4746c4a97051ef7819b40
SHA512 c41a6057a2b3aeb155c5362ae5f22f7c8c113c1e7fdcefc66ce39f563e3e05c82ca1e0807fe95583a6bf44211687d95212a2e924a3d89f58c9083449f30c15d0
SSDEEP 768:zLPJznj7IMhrDTShWyDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDn:XxD7Ohn
TLSH
T14777E64FC730BA63D25540A6F2896017AC729709A016834575EF0A78BFC326EE71DFE9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4976	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	2026-08-15_98633215d83e4b1be386bffd628da4c4_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-08-15_98633215d83e4b1be386bffd628da4c4_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2612	4976	WerFault.exe	84

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	2026-08-15_98633215d83e4b1be386bffd628da4c4_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3332	2026-08-15_98633215d83e4b1be386bffd628da4c4_elex_wannacry.exe
4976	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 4976	3332	2026-08-15_98633215d83e4b1be386bffd628da4c4_elex_wannacry.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-08-15_98633215d83e4b1be386bffd628da4c4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-15_98633215d83e4b1be386bffd628da4c4_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:3332
- 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:4976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 420
    3⤵
    - Program crash
    PID:2612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4976 -ip 4976
1⤵
PID:2252

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 42.7MB
SHA256 10987f97d12e3b576b761180f10b6cdfc871d4d59f3393c6a615b880cc6b6151
MD5 7c7a44865ef7ad33d587bfec42999d26
SHA1 1ed13bfbbafa27cd370c71b7c54a2cc92fb72183
SHA512 51611a023f80ab488d4f21c440cf30568b8f971b2f5d7995502bac34aaf1a2533ef14067bb4470f9ad6d554c336f1ac0604a3d02874df50a77a14eb989edae92
SSDEEP 768:zLPJznj7IMhrDTShWyDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDn:XxD7Ohn
TLSH
T1F3A7E84EC7A0B723824A4457F1892567ACB2A20E6017D32664EE0F65FEC21DDD316BDF
MD5 SHA1 SHA512 SSDEEP TLSH

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