7090473d89fd815f9e508ddaf3e64c6e1a8876e14c73baec5fb31ab2a5cd40bf

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/08/2026, 14:02

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General

Target
2026-08-24_4944afaef37a5f312544b070806d4fc7_elex_wannacry.exe
Size 2.2MB
Sample260825-rchg4stbph
SHA256 7090473d89fd815f9e508ddaf3e64c6e1a8876e14c73baec5fb31ab2a5cd40bf
MD5 4944afaef37a5f312544b070806d4fc7
SHA1 c4fad1b47a11790fce09e80593653f32d3017a6e
SHA512 66320d3d60c8ac0b451ae821b34fab744267315a0190ab80f2338f86bbdfd6aaff7c03aec408a233fba3d58e519d6845a90f46af6d8a731bcf1eaff8cbb159f1
SSDEEP 49152:99C0X5pR8AbNcqQtDybOzb4AOd9CGpoobW0Idu6kQU:9pv8ABcqUJzrOd9CGpBbWa1D
TLSH
T162A533B0B7927CB9F9B8407B46A7BCD167703ED90C52633B543049C29F697A8D276823
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/856-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/856-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/856-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/856-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3424	856	WerFault.exe	88

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	2026-08-24_4944afaef37a5f312544b070806d4fc7_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-24_4944afaef37a5f312544b070806d4fc7_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-24_4944afaef37a5f312544b070806d4fc7_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 452
  2⤵
  - Program crash
  PID:3424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 856 -ip 856
1⤵
PID:5028

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/856-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/856-1-0x0000000000400000-0x0000000000431000-memory.dmp