4e7bbdc49f43875440501c90b93fd20ac15cc10378b3453d60ac1c92a7b289b4

Analysis

max time kernel
148s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/07/2026, 08:14

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General

Target
2026-07-15_39fdff23f7e9f27ef88e2f195f388ab1_elex_wannacry.exe
Size 814KB
Sample260715-j5gsaaax71
SHA256 4e7bbdc49f43875440501c90b93fd20ac15cc10378b3453d60ac1c92a7b289b4
MD5 39fdff23f7e9f27ef88e2f195f388ab1
SHA1 1ee7d106a4ff0bbd222d51a846d7f8e1f5ee31c7
SHA512 1f29e2beaa47e7dc728bfabaaad6b8eab8b177b5db696670df5bb3f4e6174349b8bb832d9430c787b225505cb8897f29887a347745a3751732923b994f678d76
SSDEEP 24576:L93KC01T2B6CB6ebZzNM/U23MWUfQyYoz:L9az/z3Ifz
TLSH
T162052389EA955C3EE0A205B12A874AE60F307C5BDA93F13BDB54C14B2F716CD4772B90
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/3052-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/3052-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3052-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/3052-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4792	3052	WerFault.exe	86

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	2026-07-15_39fdff23f7e9f27ef88e2f195f388ab1_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-15_39fdff23f7e9f27ef88e2f195f388ab1_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-15_39fdff23f7e9f27ef88e2f195f388ab1_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 452
  2⤵
  - Program crash
  PID:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3052 -ip 3052
1⤵
PID:5316

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/3052-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/3052-1-0x0000000000400000-0x0000000000431000-memory.dmp