19535d574486329364e98cab136760adb53d02af8c1828de2be58574d92c9d01

Analysis

max time kernel
150s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/07/2026, 05:42

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General

Target
2026-07-31_83f94c213cb78638b38c540454e4aafc_elex_wannacry.exe
Size 1.1MB
Sample260731-gdz4favepc
SHA256 19535d574486329364e98cab136760adb53d02af8c1828de2be58574d92c9d01
MD5 83f94c213cb78638b38c540454e4aafc
SHA1 4d99e36c39412ed21553e2e3ba60985d697d1f0b
SHA512 945fedd99f1713c27b1dfc9906356704625633c626182ae628c7465f72b3e132aba29672592bbb140126090c98a9d8ee09ff95c0f94ae0c7aab89793ebca3cd0
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mz8kOvR33EU0MLKdf:L9C0Xgfe2D+UYLwf
TLSH
T1FA352338B30391B1E9681E340D59AFD1573A317159F16027EA008EEBEE3F8E5F57126A
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/1372-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/1372-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1372-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/1372-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1344	1372	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	2026-07-31_83f94c213cb78638b38c540454e4aafc_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-31_83f94c213cb78638b38c540454e4aafc_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_83f94c213cb78638b38c540454e4aafc_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 448
  2⤵
  - Program crash
  PID:1344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1372 -ip 1372
1⤵
PID:3520

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/1372-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/1372-1-0x0000000000400000-0x0000000000431000-memory.dmp