fdffd8500c08b99ba7b71cd5cfe5a19c2b9669692bf9bd3465e68f0bb91be013

Analysis

max time kernel
149s
max time network
117s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 19:55

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General

Target
2026-08-09_4272fca4d62837120387d7a170dbcd38_elex_upatre_wannacry.exe
Size 80KB
Sample260809-ynb8sscq8s
SHA256 fdffd8500c08b99ba7b71cd5cfe5a19c2b9669692bf9bd3465e68f0bb91be013
MD5 4272fca4d62837120387d7a170dbcd38
SHA1 e308c0fb625c4c3b3196067b8a1d34d0c99951cf
SHA512 b7da71651c271ce72813006e47c5b38150ee8955468a6bedb15442ea28a3dd8fd341ee3b738591c690fd875982b8d030f8395ffcf9d495ad9e94e312c4c0b6fd
SSDEEP 768:EsJhM/47dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEcoX7zPjqEJ2x0NXma:EAA4R43e/7VOEjs2FRP2EJySma
TLSH
T1D983583CAEE85672D3B7CAB586F651C6F975B8223D01580E608A13480D33F56FDA1B1E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5528	wujek.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	2026-08-09_4272fca4d62837120387d7a170dbcd38_elex_upatre_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wujek.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 5528	5048	2026-08-09_4272fca4d62837120387d7a170dbcd38_elex_upatre_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-09_4272fca4d62837120387d7a170dbcd38_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_4272fca4d62837120387d7a170dbcd38_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Users\Admin\AppData\Local\Temp\wujek.exe
  "C:\Users\Admin\AppData\Local\Temp\wujek.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5528

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

wujek.exe

Path C:\Users\Admin\AppData\Local\Temp\wujek.exe
Size 81KB
SHA256 e422ab995d571de30147509e8cb3aea17241ca3a931eed921e4007f4d12e1030
MD5 3ba043886c95500af124ed2a4ac157fa
SHA1 d3f1530497a8c0aee1f2a188a7ea56bc9e059feb
SHA512 af99a8367994ef996dcfbdbd4c3d397164da186308d54af230af7c7e12dd17c657065fdc297d54709474888c6a93a534e025bfbc88abecc7c73a0b966b5e6f29
SSDEEP 768:EsJhM/47dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEcoX7zPjqEJ2x0NXmT:EAA4R43e/7VOEjs2FRP2EJySmT
TLSH
T18983493CAEE85572D3BBCAB586F651C6F975B8223D01580E608A13480D33F56FDA1B1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5048-0-0x0000000000403000-0x0000000000404000-memory.dmp

Download

memory/5528-10-0x0000000000400000-0x0000000000407000-memory.dmp