3fc3687fe60d04779ee7c772ef36948fe466666c577ab6e69d7f2ca4b45ecabe

Analysis

max time kernel
148s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/07/2026, 22:20

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General

Target
2026-07-29_b3640a6f2c1e6fe80b3a3ffddeb86376_elex_wannacry.exe
Size 30KB
Sample260729-19jacatelf
SHA256 3fc3687fe60d04779ee7c772ef36948fe466666c577ab6e69d7f2ca4b45ecabe
MD5 b3640a6f2c1e6fe80b3a3ffddeb86376
SHA1 500883106df4eed7346ad0aa6e6c96661b1c71fd
SHA512 752bf66cd09d605f66079900319303688770b986536f00338aac3f157b7a2e0987fff2294fd5cd9364aa6d0fa5c37654ae93d32d814c8472d7d5d5636f22f566
SSDEEP 384:q/JYSrFQjG1zHNHP1XYpMYUzMk9hBcecy:g/3191XN/zoy
TLSH
T1B8D284E2E74148E8D8039EBC84367943A143A15D9E2A9A5D19D27F067F73393E07398F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery

Malware Config

Signatures

Custom signature

Detects executables built or packed with MPress PE compressor 1 IoCs

resource	yara_rule
behavioral2/memory/4204-0-0x0000000000400000-0x000000000040A000-memory.dmp	INDICATOR_EXE_Packed_MPress

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	4204	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 1 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	2026-07-29_b3640a6f2c1e6fe80b3a3ffddeb86376_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-29_b3640a6f2c1e6fe80b3a3ffddeb86376_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-29_b3640a6f2c1e6fe80b3a3ffddeb86376_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 280
  2⤵
  - Program crash
  PID:2040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4204 -ip 4204
1⤵
PID:2560

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

memory/4204-0-0x0000000000400000-0x000000000040A000-memory.dmp

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