ee58d3e28d597676e2d066beed6b8ef5dc03762aeef61dc3187cd304bd13b558

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
08/08/2026, 16:19

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General

Target
2026-08-08_3703ef50521b8121de427d903e159456_elex_wannacry.exe
Size 1.4MB
Sample260808-tstw7azgrc
SHA256 ee58d3e28d597676e2d066beed6b8ef5dc03762aeef61dc3187cd304bd13b558
MD5 3703ef50521b8121de427d903e159456
SHA1 b102735017386061188b7ada63483ac76263a4ba
SHA512 5078e7968dad698190fda8496b4be0dafb42c4c95f0187204c72edfc122c80fb5e0be78b3d0536fefb2cbd79970ccdfed26e010050306c0c76ba0bdbc760cab7
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCVyrUKbi3aXfO:99C0Xgfe2DRe+rZVbjHGoHb9XG
TLSH
T17B653339F21345B1E07406B20FAE1AA05B7532380CB86017FF4DC66B9E7B7D6E139995
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/1288-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/1288-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1288-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/1288-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4844	1288	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	2026-08-08_3703ef50521b8121de427d903e159456_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-08_3703ef50521b8121de427d903e159456_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_3703ef50521b8121de427d903e159456_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1288
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 448
  2⤵
  - Program crash
  PID:4844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1288 -ip 1288
1⤵
PID:1968

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/1288-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/1288-1-0x0000000000400000-0x0000000000431000-memory.dmp