cfa9d36fdd057b8e0c969c76aa59b83b5013a47c5fe0953f4bdbb3e36e69a324

Analysis

max time kernel
149s
max time network
133s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
17/05/2026, 11:17

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General

Target
2026-05-17_510f697024bb82809cbfe7934297a45b_elex_wannacry.exe
Size 2.0MB
Sample260517-ndzagafv7s
SHA256 cfa9d36fdd057b8e0c969c76aa59b83b5013a47c5fe0953f4bdbb3e36e69a324
MD5 510f697024bb82809cbfe7934297a45b
SHA1 d2d996d7c2b1a7befa8d707617d931067ff56643
SHA512 172651f9549daa12dcc2c3cb953a47574d067b29d541946164719fa06e08e027a04fe5995c92316d957ff8c6b37dd9e43c0a671db85d8365ac8088f071ac3ea6
SSDEEP 49152:99C0X5pR8AbNcqQtDybOzb4AOd9CGpoobW0IA:9pv8ABcqUJzrOd9CGpBbWe
TLSH
T176A533B0FB52BCBDF1F884B746A7B8D16B713FA508226336452049D29FA57E4C5B2813
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/3468-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/3468-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3468-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/3468-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4108	3468	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	2026-05-17_510f697024bb82809cbfe7934297a45b_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-05-17_510f697024bb82809cbfe7934297a45b_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-17_510f697024bb82809cbfe7934297a45b_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3468
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 416
  2⤵
  - Program crash
  PID:4108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3468 -ip 3468
1⤵
PID:4428

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/3468-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/3468-1-0x0000000000400000-0x0000000000431000-memory.dmp