c23874a050df94a3c877e1d5724381aa186bc9d5d5a5da50ee1be1fead00d48f

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
09/08/2026, 06:28

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General

Target
2026-08-09_cf2b29d6ccb1ec404e84c516163284ff_elex_wannacry.exe
Size 1.1MB
Sample260809-g8jpyawsbx
SHA256 c23874a050df94a3c877e1d5724381aa186bc9d5d5a5da50ee1be1fead00d48f
MD5 cf2b29d6ccb1ec404e84c516163284ff
SHA1 65837309481381aa2b08fb8c35ad6e5b8b52fc82
SHA512 37f7ef6e8bc5059fa55042d819f6514d8199db1db92a1f944fa8264f8321f2b4b0d435dda885e138cfa5308234e36d8cf22fd718eb2506bec80d2d4aac619a29
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjtbgH0aja:L9C0Xgfe2DRe+rZVbjtbgHHa
TLSH
T11B353334F30395B1E07A4DB306E998806FB571710CF4A41BE649DAAB7D7EBD6E038291
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/4636-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4636-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4636-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4636-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
940	4636	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	2026-08-09_cf2b29d6ccb1ec404e84c516163284ff_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-09_cf2b29d6ccb1ec404e84c516163284ff_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_cf2b29d6ccb1ec404e84c516163284ff_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 460
  2⤵
  - Program crash
  PID:940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4636 -ip 4636
1⤵
PID:2256

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/4636-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4636-1-0x0000000000400000-0x0000000000431000-memory.dmp