bb9fc2170c02f2b6009366d713c7d7427998a0d71823d9108c58423c8197297d

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/08/2026, 11:42

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General

Target
2026-08-20_a21c800c005bca1b93714ba3eb15c4a7_elex_wannacry.exe
Size 1.1MB
Sample260820-nvgrrada44
SHA256 bb9fc2170c02f2b6009366d713c7d7427998a0d71823d9108c58423c8197297d
MD5 a21c800c005bca1b93714ba3eb15c4a7
SHA1 433887b2c8919addd51fe433d9a3a8ca8fa83be8
SHA512 4415a2c7710671df7257811430eb0fea8ffd70b3e416cc10b6bcb1ffcb9c04fbfb5fcc52c8dfb839a855ddbd7c5df34e241e8a581b2133e9d6bf99a44eceb90e
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mz8kOvRwg4m:99C0Xgfe2Drg4m
TLSH
T185352334F20394B1F4680E700A1F9ED05B36307529B0A527FB45D6EBAE3F1E5E67225A
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/2884-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/2884-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2884-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/2884-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3536	2884	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	2026-08-20_a21c800c005bca1b93714ba3eb15c4a7_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-20_a21c800c005bca1b93714ba3eb15c4a7_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_a21c800c005bca1b93714ba3eb15c4a7_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2884
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2884 -s 456
  2⤵
  - Program crash
  PID:3536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2884 -ip 2884
1⤵
PID:5036

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/2884-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/2884-1-0x0000000000400000-0x0000000000431000-memory.dmp