ebf9d8a007e36f5adc9a17359eae816f7e20fcece570d5b446b28336c63f6443

Analysis

max time kernel
151s
max time network
132s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/07/2026, 23:20

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General

Target
2026-07-26_eda67c738db329bd610858a1f0419c87_elex_wannacry.exe
Size 43.7MB
Sample260726-3bntaasfmd
SHA256 ebf9d8a007e36f5adc9a17359eae816f7e20fcece570d5b446b28336c63f6443
MD5 eda67c738db329bd610858a1f0419c87
SHA1 221fd98e3070cc6927fc816be97da46fd95c29ba
SHA512 61c7a94d50ba47ee1e68f23d17cf0e8321d2b89e068fdf3da1c9ab27f973b7564b490fb2115a629c40bf7cb8bfabca910061ff4faf0f4bc9c9ed9ef2b2d69b16
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBY:EW
TLSH
T144A7F9F1B97712ACD0B235EE33600DECE2CB4649B4A2921ABF8736C113375A84F95D65
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4628	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
4628	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-07-26_eda67c738db329bd610858a1f0419c87_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-07-26_eda67c738db329bd610858a1f0419c87_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	2026-07-26_eda67c738db329bd610858a1f0419c87_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
752	2026-07-26_eda67c738db329bd610858a1f0419c87_elex_wannacry.exe
4628	lsass.exe
4628	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 752 wrote to memory of 4628	752	2026-07-26_eda67c738db329bd610858a1f0419c87_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-26_eda67c738db329bd610858a1f0419c87_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-26_eda67c738db329bd610858a1f0419c87_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:752
- C:\Program Files\Common Files\Microsoft Shared S\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4628

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

SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 36b56165a8706ede7eebcd177e6875d038689def54c21d50fce30bcef4c1d5de
MD5 63209f0263d35481134651a1415d0823
SHA1 e65bcedc966ce75c3cc6e2fb5c82c49c30ce84d6
SHA512 656f8e635d1dea696da64a40dd7d395122a35d8ea65663ee77648ad8e7169689bd5661da3fc32958f888f22610f1f980ef2d0409e64a901d95e2364f648cb492
TLSH
T196B0121461FD85551880541305B016CCE0617C4C5E8A1F8AE700E74811C0F5DF595142
MD5 SHA1 SHA512 TLSH

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