db1de0d2d729a236c724d08ac3dad609bcb1f4cbd68f2ced230479e946bb405e

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
28/08/2026, 17:23

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General

Target
2026-08-28_4806df956e0380e7146858acf1b66c7e_elex_upatre_wannacry.exe
Size 24KB
Sample260828-vx83cacp2w
SHA256 db1de0d2d729a236c724d08ac3dad609bcb1f4cbd68f2ced230479e946bb405e
MD5 4806df956e0380e7146858acf1b66c7e
SHA1 396455c84f7b51213f66516c38b80f5e9f78d2f2
SHA512 5fe5efd54cd7fa4ccbb5e9acd0d8b43cfdb9c037f51065147440c7f92f4ca98eaae927d79910784a56ca3c848713f3c16935a7c3524ad6719804ac6c4b2c9a88
SSDEEP 384:PCboZTr0qQbkTwhgVuzRbGczaNJawcudoD7Ubmj:PCcOqZKgVuz1NmnbcuyD7UQ
TLSH
T19FB28D03AB894B94D05D117729B7760F53A2E3090B6986E7699C31B78DC37C12D3C39B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral1/memory/3908-0-0x0000000000400000-0x000000000040C000-memory.dmp	UPX

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3908-0-0x0000000000400000-0x000000000040C000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3464	3908	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	2026-08-28_4806df956e0380e7146858acf1b66c7e_elex_upatre_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-28_4806df956e0380e7146858acf1b66c7e_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-28_4806df956e0380e7146858acf1b66c7e_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3908
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 236
  2⤵
  - Program crash
  PID:3464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3908 -ip 3908
1⤵
PID:5516

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/3908-0-0x0000000000400000-0x000000000040C000-memory.dmp

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