b90e754356eb9d11920e4e283149eabde59a4e21672135df1256ace092847751

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 16:30

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General

Target
2026-08-09_7d52a8ed9882d0efca6870c9848bf013_elex_wannacry.exe
Size 1.3MB
Sample260809-tz6jkaaj4x
SHA256 b90e754356eb9d11920e4e283149eabde59a4e21672135df1256ace092847751
MD5 7d52a8ed9882d0efca6870c9848bf013
SHA1 338e40782f69dae5b791a8916580a96c7ae19c25
SHA512 223e5af2ef527cfebdd60e5cf7bd7c5dfe42a5796b0adfb2dd6080b14eb917599335ce406b2c0e2f0d45579fd0f98c880ad815d2b39a479015b309ff0e717154
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCi49uSw/oFXU:99C0Xgfe2DRe+rZVbjHGi49gAE
TLSH
T16B553334F213D4B0E0A90D720B6D1E50973636B84CF92447FA898ABFAD377DAE131659
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/4292-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4292-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4292-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4292-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4792	4292	WerFault.exe	88

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	2026-08-09_7d52a8ed9882d0efca6870c9848bf013_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-09_7d52a8ed9882d0efca6870c9848bf013_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_7d52a8ed9882d0efca6870c9848bf013_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4292
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 452
  2⤵
  - Program crash
  PID:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4292 -ip 4292
1⤵
PID:3740

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/4292-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4292-1-0x0000000000400000-0x0000000000431000-memory.dmp