6a376b9ad9ab875c5dbe0db53e1d5162d8a58cef7ed92627f6e55062b88437bb

Analysis

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

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
03/06/2026, 03:43

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General

Target
2026-06-03_87e5e24c1c5c43d00129ea1965d67c1b_elex_wannacry.exe
Size 1.3MB
Sample260603-d97avag19x
SHA256 6a376b9ad9ab875c5dbe0db53e1d5162d8a58cef7ed92627f6e55062b88437bb
MD5 87e5e24c1c5c43d00129ea1965d67c1b
SHA1 7f84e7239f579dce61cb019467bb3981ff7cf357
SHA512 806f8234dded5218d6145f43418d4deec25acd6105b37fe112c0039b32af6fe65a9e7ff565e11b841005e9308a67f304ff0e543232ecf6842c313047aeb1dfc6
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCV7P70nFCUdkAt:L9C0Xgfe2DRe+rZVbjHGZqft
TLSH
T1AB552338F21344B1F1A906730BAA29B01F77363908B96407FB8AD5769D7E7D6E235680
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/1684-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/1684-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1684-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/1684-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4060	1684	WerFault.exe	81

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	2026-06-03_87e5e24c1c5c43d00129ea1965d67c1b_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-06-03_87e5e24c1c5c43d00129ea1965d67c1b_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-03_87e5e24c1c5c43d00129ea1965d67c1b_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1684
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 416
  2⤵
  - Program crash
  PID:4060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1684 -ip 1684
1⤵
PID:4000

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/1684-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/1684-1-0x0000000000400000-0x0000000000431000-memory.dmp