786ba7eabdbe6dcf6855f1e96ca03546a05411efcaa2bc5d1f1e9f571baa3423

Analysis

max time kernel
148s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 15:52

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General

Target
2026-08-09_dd55d045e152b1228d1371a4338a93f3_elex_wannacry.exe
Size 1.3MB
Sample260809-tbbdhstxfx
SHA256 786ba7eabdbe6dcf6855f1e96ca03546a05411efcaa2bc5d1f1e9f571baa3423
MD5 dd55d045e152b1228d1371a4338a93f3
SHA1 3c03d1c970fad617f1d8603b7ad072ad8b4b99e7
SHA512 12f62567f18f9c67fd75d8e6bb0812b36c98b7a097c60da0c2764095e6ac119f1b4cb2cad161adc900436a1c7bee77b702dd7d7ffa7aa87f7be937afccfefee9
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCJNFnP+h/2v3nUWy:99C0Xgfe2DRe+rZVbjHGJNFnP+huvXRy
TLSH
T1AB553370F2038475D1BA0AB20EAC19A0773B71780DB9A00BFB49D57B9E77BD1D239A54
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/1756-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/1756-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1756-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/1756-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3300	1756	WerFault.exe	87

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	2026-08-09_dd55d045e152b1228d1371a4338a93f3_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-09_dd55d045e152b1228d1371a4338a93f3_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_dd55d045e152b1228d1371a4338a93f3_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1756
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 452
  2⤵
  - Program crash
  PID:3300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1756 -ip 1756
1⤵
PID:4828

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/1756-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/1756-1-0x0000000000400000-0x0000000000431000-memory.dmp