e5ecf38a8ccf81eddf22963a56bbd423689853b75d963cfb118a9f4e51ff1a0f

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/10/2026, 07:29

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General

Target
2026-10-23_c9dccd2a019bc94dedc603b70da43957_elex_upatre_wannacry.exe
Size 43KB
Sample261023-jbfccsw1d1
SHA256 e5ecf38a8ccf81eddf22963a56bbd423689853b75d963cfb118a9f4e51ff1a0f
MD5 c9dccd2a019bc94dedc603b70da43957
SHA1 543f6974a2df6c8960d86045f078c0dc7a5c85f4
SHA512 affa03adcaf60b642424bc53a1af1ce0cdccf0a2f1e4080c343eb797e7a76d29b85f547b786f79a41528e1aa7a51b16741f2bb38bf541a743cba7dbbc257ee82
SSDEEP 768:A/E+UlejKbjWwKtUZS6KUAghE3c1ng8B4tbH/UO3X:AC2tUZdHAMEyngXtoO3X
TLSH
T113139938AED55572E37BDAB5C5F650CAB979BD2339022C0E508673400833F97EDA1A1E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
936	edxmk.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	2026-10-23_c9dccd2a019bc94dedc603b70da43957_elex_upatre_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	edxmk.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5860 wrote to memory of 936	5860	2026-10-23_c9dccd2a019bc94dedc603b70da43957_elex_upatre_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-23_c9dccd2a019bc94dedc603b70da43957_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-23_c9dccd2a019bc94dedc603b70da43957_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5860
- C:\Users\Admin\AppData\Local\Temp\edxmk.exe
  "C:\Users\Admin\AppData\Local\Temp\edxmk.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:936

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

edxmk.exe

Path C:\Users\Admin\AppData\Local\Temp\edxmk.exe
Size 43KB
SHA256 85c1617cb4630793388f0469f3a13be8e6a2081edb43283c287947014234b0e3
MD5 f5dfa2d042b04c8ddc9968041a3be4af
SHA1 09e34bcd2d9b12e7bead9c559523b0911e3c89a0
SHA512 35aac543c495fb119263b1e398caf105383d24e8add1b35c01a1d9b6fed25de729fd2b8a3dd75a1b8c323b88670c08149d5d80a7064bd1d50c7b96c3e3efa463
SSDEEP 768:A/E+UlejKbjWwKtUZS6KUAghE3c1ng8B4tbH/UO3F:AC2tUZdHAMEyngXtoO3F
TLSH
T1D9139938AED55572E37BDAB5C5F650CAB979BD2339022C0E508673400833F97EDA1A1E
MD5 SHA1 SHA512 SSDEEP TLSH

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