34f789dbe7b14f95e088b6c25cbcb3aa2899795da09901fe72d4f2d4e12008fb

Analysis

max time kernel
148s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/07/2026, 03:34

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General

Target
2026-07-30_4881ea23998dfa0c71e39312cc605c28_elex_wannacry.exe
Size 1.4MB
Sample260730-d4t4bsstcw
SHA256 34f789dbe7b14f95e088b6c25cbcb3aa2899795da09901fe72d4f2d4e12008fb
MD5 4881ea23998dfa0c71e39312cc605c28
SHA1 b8eadf38f9f53d967851fdafc3fead245a198809
SHA512 65e25dc4ed43cfc6f9f502a51693b9400422696ff30a21918128155406a22b0458c55eb890a8efc302d1c983bb34b95aecf4831849677f7f06266ff27609aa6d
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCikpIaj:99C0Xgfe2DRe+rZVbjHGiAj
TLSH
T1C9653334F12384F0D1B909B70BB81990237776761CB8B127BF4AC53B9D3AAC6D07965A
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/1136-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/1136-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1136-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/1136-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4124	1136	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	2026-07-30_4881ea23998dfa0c71e39312cc605c28_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-30_4881ea23998dfa0c71e39312cc605c28_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-30_4881ea23998dfa0c71e39312cc605c28_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1136
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 448
  2⤵
  - Program crash
  PID:4124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1136 -ip 1136
1⤵
PID:3304

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

Replay Monitor

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Downloads

memory/1136-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/1136-1-0x0000000000400000-0x0000000000431000-memory.dmp