43d02d1016cc0b88dccdece64b05388a12f1465d4ebc90f60a055dc5919306ed

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/07/2026, 03:44

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General

Target
2026-07-02_5e294beedcf495e7e49f078dc744a027_elex_wannacry.exe
Size 1.2MB
Sample260702-eaz8xsbw31
SHA256 43d02d1016cc0b88dccdece64b05388a12f1465d4ebc90f60a055dc5919306ed
MD5 5e294beedcf495e7e49f078dc744a027
SHA1 1c557b4c507a4c0c8a6d27aaa470050da789c7a7
SHA512 ae3660f77a899a8c8b835f5335cf791902cd55e5abe1de37875074f3f5ab26db10b6443cd8e316fb7240acdce8bd0392c27848ad850b14f4dd1d24159f4f7532
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbj9g25OjMIUzZCv8:L9C0Xgfe2DRe+rZVbjiNMIU908
TLSH
T1CF552338F3038479E4590CB30A215C809B3672751CBCA116E79A9ABFBD76BD3B037695
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
behavioral1/memory/4284-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral1/memory/4284-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4284-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral1/memory/4284-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4020	4284	WerFault.exe	84

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	2026-07-02_5e294beedcf495e7e49f078dc744a027_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-02_5e294beedcf495e7e49f078dc744a027_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-02_5e294beedcf495e7e49f078dc744a027_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4284
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4284 -s 392
  2⤵
  - Program crash
  PID:4020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4284 -ip 4284
1⤵
PID:4856

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/4284-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4284-1-0x0000000000400000-0x0000000000431000-memory.dmp