8632d05c485cf4504deb7587880c547b90597100b241c81fced0e2a61af6f5c7

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/07/2026, 22:51

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General

Target
2026-07-27_71f2bb39f6269b314b918d4b9723b5d5_elex_upatre_wannacry.exe
Size 24KB
Sample260727-2s73tadf82
SHA256 8632d05c485cf4504deb7587880c547b90597100b241c81fced0e2a61af6f5c7
MD5 71f2bb39f6269b314b918d4b9723b5d5
SHA1 236def38028c351e473e62157e225965216b0a8e
SHA512 ac3b562d2e55b8d24308ee6fa5b7c67cb5710a6b5ae73845b6d611b22b1b9100eae5c9eedabcceb80141370666d4b06ce35bd536eceb798130c766c4795b4c42
SSDEEP 192:/lF5m//mmV0VNUh9+g1oynlEwww8mbNpar8ws/E:/lF5u+XVNusg1fSPmbN68wsM
TLSH
T18AB28663E61C49E6F6E6C33B9116817C862FDE2023605AC7FA9DF0616136F85C1B319E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5056	kyyjs.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	2026-07-27_71f2bb39f6269b314b918d4b9723b5d5_elex_upatre_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kyyjs.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4880 wrote to memory of 5056	4880	2026-07-27_71f2bb39f6269b314b918d4b9723b5d5_elex_upatre_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-27_71f2bb39f6269b314b918d4b9723b5d5_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_71f2bb39f6269b314b918d4b9723b5d5_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4880
- C:\Users\Admin\AppData\Local\Temp\kyyjs.exe
  "C:\Users\Admin\AppData\Local\Temp\kyyjs.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5056

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

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Downloads

kyyjs.exe

Path C:\Users\Admin\AppData\Local\Temp\kyyjs.exe
Size 24KB
SHA256 d9d87eae3672575752f6d78c891504226793426bc86acb5d25f09ff65ce5216a
MD5 efccdea23bf6a061019664bf402182e9
SHA1 800b03fb703d6c283cfed270f89848982e8d2499
SHA512 0c48cc60e30c77a26b4692decf422f3cc5ae74a734a9efdf575c786cce3cef881a4797d704fa0c0a5d22b59905c106f8217cda8a0d56bd86c37918d04d2a8ebe
SSDEEP 192:/lF5m//mmV0VNUh9+g1oynlEwww8mbNpar8ws/i:/lF5u+XVNusg1fSPmbN68wsK
TLSH
T1DEB28663E61C49E6F6F6C33B9116817C862FDE2023506AC7BA9DF0616136F85C1B319E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4880-0-0x0000000000400000-0x0000000000409000-memory.dmp

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memory/4880-10-0x0000000000400000-0x0000000000409000-memory.dmp

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memory/5056-11-0x0000000000400000-0x0000000000409000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads