0e10223a7b97c199720365ffc69ff25e744280efaaf495c887a4c312a311dfca

Analysis

max time kernel
149s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
29/05/2026, 17:49

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General

Target
2026-05-29_d0568c925ae10cdf22f36317109d48b4_elex_wannacry.exe
Size 1.3MB
Sample260529-wedddsbw7x
SHA256 0e10223a7b97c199720365ffc69ff25e744280efaaf495c887a4c312a311dfca
MD5 d0568c925ae10cdf22f36317109d48b4
SHA1 0c7ff69fc4ec719746a69de376e7d371dfa37436
SHA512 b1f9789ce53e3ff79de0ab95e8c60ed2e224ef68b17c50a4cd6f8732744a892f5421dd3aa352ccd9a2fe5db880792b5ae2b508918390093d8d2986b4cac5e8d1
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCUjkOLxQWa/N7:99C0Xgfe2DRe+rZVbjHGUjBaB
TLSH
T181553334F31380B2E1F906720B686A50777636390CB9611BFEC9DA6779BB7D3923A150
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

Custom signature

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/2784-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/2784-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2784-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/2784-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2932	2784	WerFault.exe	79

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	2026-05-29_d0568c925ae10cdf22f36317109d48b4_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-05-29_d0568c925ae10cdf22f36317109d48b4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-29_d0568c925ae10cdf22f36317109d48b4_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2784
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 416
  2⤵
  - Program crash
  PID:2932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2784 -ip 2784
1⤵
PID:2688

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/2784-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/2784-1-0x0000000000400000-0x0000000000431000-memory.dmp