b245ef00b2a7d6135d10ca30ce60cb1735cbf3f4f9a3ad0284de9924d69b1331

Analysis

max time kernel
150s
max time network
135s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
13/08/2026, 13:20

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General

Target
2026-08-13_428b98cd0d6f89021929a48b14807f3d_elex_wannacry.exe
Size 1.3MB
Sample260813-qlebdabc23
SHA256 b245ef00b2a7d6135d10ca30ce60cb1735cbf3f4f9a3ad0284de9924d69b1331
MD5 428b98cd0d6f89021929a48b14807f3d
SHA1 dfe32a5fa6bfb9f8a5a1012ed949868d52fa38aa
SHA512 884ea3e95b499a70479fea4f45a30072891ca469b9ba8270195c00a7735622b10a6fadcc3321f1cc2842ebe96cafc9cd018ea1ecbee7de205aee928bfaa183cd
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCi4O+eU:L9C0Xgfe2DRe+rZVbjHGi4deU
TLSH
T1B355333CB3438075E0A509710BAD15A057B67678487E2103FF8A86EBBD3B7DAF136694
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/5764-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/5764-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5764-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/5764-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5364	5764	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	2026-08-13_428b98cd0d6f89021929a48b14807f3d_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-13_428b98cd0d6f89021929a48b14807f3d_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-13_428b98cd0d6f89021929a48b14807f3d_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:5764
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5764 -s 444
  2⤵
  - Program crash
  PID:5364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5764 -ip 5764
1⤵
PID:4308

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/5764-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/5764-1-0x0000000000400000-0x0000000000431000-memory.dmp