f1ffa444463a977c8f3b1a9301a4e0be6ae18271f0d43a2a58a2d7f3ba82e229

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/08/2026, 17:38

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General

Target
2026-08-02_91d6d7ff61ec1068dc9fce95bf9f6630_elex_wannacry.exe
Size 1.1MB
Sample260802-v7prfsdd75
SHA256 f1ffa444463a977c8f3b1a9301a4e0be6ae18271f0d43a2a58a2d7f3ba82e229
MD5 91d6d7ff61ec1068dc9fce95bf9f6630
SHA1 8232de5bcb6b2c87403b75f759bbf90470c1fc56
SHA512 ea407c7e174064c45cd878ff635533db490d920b75cc198c422612779553a84899856302158114d73d3abd4b8883ba2647e825cf43a5df33e629c790db5da782
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbNRF922:99C0Xgfe2DRe+rZVbXF95
TLSH
T163452324F21394B1E06C4CB207BA5980AB7230255DB8A417E7C957F79E7AFD3F13A285
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/2840-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral1/memory/2840-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2840-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral1/memory/2840-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3780	2840	WerFault.exe	83

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	2026-08-02_91d6d7ff61ec1068dc9fce95bf9f6630_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-02_91d6d7ff61ec1068dc9fce95bf9f6630_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_91d6d7ff61ec1068dc9fce95bf9f6630_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2840
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 396
  2⤵
  - Program crash
  PID:3780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2840 -ip 2840
1⤵
PID:3404

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/2840-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/2840-1-0x0000000000400000-0x0000000000431000-memory.dmp