5f1a57b03ded2200981650a25753beab8711f1a3ba9fafca56caed1cec63e3f0

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 05:57

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General

Target
2026-08-02_83ca35130084ec495d7804bb14cbfad2_elex_upatre_wannacry.exe
Size 81KB
Sample260802-gnpqfstyax
SHA256 5f1a57b03ded2200981650a25753beab8711f1a3ba9fafca56caed1cec63e3f0
MD5 83ca35130084ec495d7804bb14cbfad2
SHA1 20dc111d7cd098eb3f6ea740df09fab90dbf5331
SHA512 523663741c9f3639df64ad651079ceea4441a47c8a1d53b9696ad9a88b995991e78f1eedc594444297e34c0a3efb3fbdc2ac8d34d71982de6a3230f9dd21c4bc
SSDEEP 768:EsJhM/47dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEcoX7zPjqEJ2x0NXm/:EAA4R43e/7VOEjs2FRP2EJySm/
TLSH
T13F83583CAEE85572D3B7CAB586F651C6F975B8223D01580E608A13480D33F56FDA1B1E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4100	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	2026-08-02_83ca35130084ec495d7804bb14cbfad2_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 3436 wrote to memory of 4100	3436	2026-08-02_83ca35130084ec495d7804bb14cbfad2_elex_upatre_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-02_83ca35130084ec495d7804bb14cbfad2_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_83ca35130084ec495d7804bb14cbfad2_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3436
- 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:4100

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 5b9bd080acffadcedcdecc95ba06ccef79f3de0d1fe489469e76b21db0d527d9
MD5 095236f88e24f9b74e1a5f2f293a5a3a
SHA1 bfa2c8169395ffb699abc958123cee4d4dd03634
SHA512 1ff633bfe63049a0f1248673e90449d02582b3db264ddd37bb8e93d2973e7b5b48c266122e1d129093431666b04334c6c41ec694b3c01c7ca93da76d6d89bb21
SSDEEP 768:EsJhM/47dTkc8jmiG/7H1SE3KGdA6jVS2bnKHtIGA8/nVNEcoX7zPjqEJ2x0NXmu:EAA4R43e/7VOEjs2FRP2EJySmu
TLSH
T1B583583CAEE85572D3BBCAB586F651C6F975B8223D01580E608A13480D33F56FDA1B1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3436-0-0x0000000000403000-0x0000000000404000-memory.dmp

Download

memory/4100-10-0x0000000000400000-0x0000000000407000-memory.dmp