78523c14bf5aeb7f400937eed0f7fa42561903127fa963690a8372a43309432e

Analysis

max time kernel
148s
max time network
121s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/08/2026, 15:57

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General

Target
2026-08-12_5c66d7b075f1a036f2c3918c1433e66a_elex_wannacry.exe
Size 1.4MB
Sample260812-td8rssysds
SHA256 78523c14bf5aeb7f400937eed0f7fa42561903127fa963690a8372a43309432e
MD5 5c66d7b075f1a036f2c3918c1433e66a
SHA1 eab4a423e1119b901320ddda8a49eb821a121849
SHA512 27b4e6c1b0a3a481292c0968106edcfcd5fd1b12d64bda6db23d6224554ca916b17b278efe4319cf637401c2f12f4855fbeaadc49091bb63bbfbd18863bc5613
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCJw8w4M:L9C0Xgfe2DRe+rZVbjHGJ4j
TLSH
T16B653334B32381B1D1B509B20FE52AD03B3636385C78A017FF8A856B5E7B7D6E239591
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/1256-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/1256-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1256-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/1256-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3688	1256	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	2026-08-12_5c66d7b075f1a036f2c3918c1433e66a_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-12_5c66d7b075f1a036f2c3918c1433e66a_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-12_5c66d7b075f1a036f2c3918c1433e66a_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1256
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 456
  2⤵
  - Program crash
  PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1256 -ip 1256
1⤵
PID:3172

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/1256-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/1256-1-0x0000000000400000-0x0000000000431000-memory.dmp