91981cbb0fec6cc982dc6ce51e6163995b674c501383046dcc60f212ade8517d

Analysis

max time kernel
149s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
01/06/2026, 01:33

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General

Target
2026-06-01_a85e240e84126ebc6eae745bf68c5536_elex_wannacry.exe
Size 15.2MB
Sample260601-byp63sa12x
SHA256 91981cbb0fec6cc982dc6ce51e6163995b674c501383046dcc60f212ade8517d
MD5 a85e240e84126ebc6eae745bf68c5536
SHA1 baaa5a691945c43d2917bbacca2c6dc7dc23e245
SHA512 a2c7e32dd04a9ccd590f465dc80e100e23f4168cb5ecc3f20592da17b568e01fd9b638a6a45c97b44793e7afaa32e96d0147c80f048ad060219f3ab58f419571
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB/:EN
TLSH
T162F633C1B89874D214131B8BB758E68448A17A23DD523F69BD1F0F7209AD86709FE36F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2548	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
2548	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared I\lsass.exe	2026-06-01_a85e240e84126ebc6eae745bf68c5536_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared I\lsass.exe	2026-06-01_a85e240e84126ebc6eae745bf68c5536_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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-06-01_a85e240e84126ebc6eae745bf68c5536_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2360	2026-06-01_a85e240e84126ebc6eae745bf68c5536_elex_wannacry.exe
2548	lsass.exe
2548	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2548	2360	2026-06-01_a85e240e84126ebc6eae745bf68c5536_elex_wannacry.exe	83

C:\Users\Admin\AppData\Local\Temp\2026-06-01_a85e240e84126ebc6eae745bf68c5536_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-01_a85e240e84126ebc6eae745bf68c5536_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:2360
- C:\Program Files\Common Files\Microsoft Shared I\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2548

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 I\lsass.exe
Size 26.8MB
SHA256 cd9be43d40c664d09178e52e3257928da9c930a0dfd8efb48866e673516da1b7
MD5 3f86470a2b8cdd739062cfcebe54986f
SHA1 e95e2cd97a31bb7b73690a104b922579c4aec13d
SHA512 9ee34da79a0353ed4181f460d993df1b79716ea4bb3f2b5be12951d85e4eeae0aa82b310603fcb8ab7ffa665b8f44079e40051e0882ec63befbc5357d23060fd
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBk:E6
TLSH
T12557B7CBA5E834C508A21B4FB758C3555CE07713BD833F6A791E4B6B05998A206BF70B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 ed1e8732f39d0c9f285ac843a420e905c7835c96b63b3cdf2d24b020b303d1c8
MD5 00c3600320ae2cf6b44604d1835615ff
SHA1 cff29e533840dc7ab85b851804ca96118763ee75
SHA512 efeeb020b3ff45f2f702db331a9a8dabc57a7cd7668ff263024c15151240fed274a7e954b1dee6ece146c1e2d938567e891109ae893ab0c58cec71c9ebdf0d39
TLSH
T1A9B0129045AFA916550AD4534A61304CC0223905BBF717446B10C846E8C0848FF49102
MD5 SHA1 SHA512 TLSH