1720e4b971271d78674a0b819373e0b4d5eac6ac3cffdc4a4f7641d83c786211

Analysis

max time kernel
148s
max time network
124s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/08/2026, 03:57

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General

Target
2026-08-07_0b83d5d7e6ca0103897e6a715c91af66_elex_wannacry.exe
Size 1.1MB
Sample260807-ejezcaxblc
SHA256 1720e4b971271d78674a0b819373e0b4d5eac6ac3cffdc4a4f7641d83c786211
MD5 0b83d5d7e6ca0103897e6a715c91af66
SHA1 014e5f9d0b82f9c8f32db1a124a7982657bb4c7b
SHA512 b93cbc406e141bb2383adef36851d00986475dc3f943511ea668bb5b2bf76cbc5e40eb49490cf9f4dfb96c5835076cbcb0bc9b1a7bd1ffdaeac813c27833406a
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbxQLmlc:L9C0Xgfe2DRe+rZVbx0Ac
TLSH
T1C5353334F303C8B0E5986AB107796D406F3670354E757006F7885AFBAD7AADAE03A15A
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/4600-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4600-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4600-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4600-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5116	4600	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	2026-08-07_0b83d5d7e6ca0103897e6a715c91af66_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-07_0b83d5d7e6ca0103897e6a715c91af66_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_0b83d5d7e6ca0103897e6a715c91af66_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4600
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 452
  2⤵
  - Program crash
  PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4600 -ip 4600
1⤵
PID:4348

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/4600-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4600-1-0x0000000000400000-0x0000000000431000-memory.dmp