a3d01b18b516ad50518e201ac4f24a1fbe599151ec641563a5a9caa0883278df

Analysis

max time kernel
149s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
28/07/2026, 03:44

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General

Target
2026-07-28_9256fcf64e05503850f02709ff5d7a8b_elex_wannacry.exe
Size 1.1MB
Sample260728-eayebsxdmc
SHA256 a3d01b18b516ad50518e201ac4f24a1fbe599151ec641563a5a9caa0883278df
MD5 9256fcf64e05503850f02709ff5d7a8b
SHA1 67e1fc3849e72b49485ab515218f43048e9c9366
SHA512 a497c6f98122499c4c9dd33b432a30f070ff955d33f3f4d4d10b1b43bade2d33e95362b40ae2dc7447ba02580e1a66d97f6eb728f0684eac039d9dad24c368aa
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mz8kOvR33EU06/l9:L9C0Xgfe2D+UOf
TLSH
T1A735233CB20361F0E6680F710E59AED5833A357558B1A527FE00CEFBAE3A5D5E17211A
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
behavioral1/memory/740-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral1/memory/740-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/740-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral1/memory/740-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4276	740	WerFault.exe	85

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	2026-07-28_9256fcf64e05503850f02709ff5d7a8b_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-28_9256fcf64e05503850f02709ff5d7a8b_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-28_9256fcf64e05503850f02709ff5d7a8b_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:740
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 740 -s 404
  2⤵
  - Program crash
  PID:4276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 740 -ip 740
1⤵
PID:2104

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/740-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/740-1-0x0000000000400000-0x0000000000431000-memory.dmp