2b415b94f69681f0989e26cc97b851c6d29be56ed9918ce86c90df6d0f1fdf59

Analysis

max time kernel
149s
max time network
130s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
20/04/2026, 21:33

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General

Target
2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe
Size 588KB
Sample260420-1ejbvsd19p
SHA256 2b415b94f69681f0989e26cc97b851c6d29be56ed9918ce86c90df6d0f1fdf59
MD5 f0e39352140cacb055d14c30c9815ccf
SHA1 809b99121a3d08cc7845239a4d42d460ca3ee736
SHA512 513cc8eb953bd98c3003014a2c33441630eadfade6ae651aa65283c5334822b4d6b47c56ae5b23b2be7492920f64eeea73846455fa8161f10644b6260aed3bf7
SSDEEP 12288:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB9:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBB9
TLSH
T110D4A7BC961DEA26C0441BF0E32D313A5E872651E3DC9939E6D5F40B7C6293E8AC17B4
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4760	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
4760	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared K\lsass.exe	2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared K\lsass.exe	2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe

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	2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3796	2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe
4760	lsass.exe
4760	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3796 wrote to memory of 4760	3796	2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe	79

C:\Users\Admin\AppData\Local\Temp\2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-20_f0e39352140cacb055d14c30c9815ccf_elex_wannacry.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3796
- C:\Program Files\Common Files\Microsoft Shared K\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4760

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

Replay Monitor

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared K\lsass.exe
Size 13.8MB
SHA256 a1514aa38da0519dbf808bdfb0527e50365b6372694e40bb15f41d2217036751
MD5 eebf31cb1e1ed3f992c4ced58d025455
SHA1 07faa6055b677bb2d959e79de530e4deed98848f
SHA512 30acbadc11b079fe59621f4ed3d8aa803080e5b32c665b95ce09275af013af451b8c1f195c3dad42d98f1989cbed44ccfe1631ae5d3077a725304a2a2014cd3e
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBM:Em
TLSH
T1DBE602B88B413444B4C15AF40F16D579D4B8E9A9DBE626B1CB12103EC7C26BF73871BA
MD5 SHA1 SHA512 SSDEEP TLSH

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SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 93352163990a2034fdfe0a8aaf93a8612a9850b9498530e43c85f0a33687c339
MD5 d9a7f4d48791ee7f6d4846d5f83d94a4
SHA1 ce537465312efecaea895f3a39feb46b9a7aa128
SHA512 ecaaf020abba81b72743dc21bec2fc0fc7278402719c767800e64d6884d6ec9d6307b10dc0ec3a12ec20a345fb95bd99e169e1bdb9f11c24a0812abcaad9672d
TLSH
T186B0125081FE4626190460338670000EE0207A441E4913520321CD5455D080CB8B4140
MD5 SHA1 SHA512 TLSH