dc124fb2805a0ec03262eebc1f58f6f5620c764af43bf0d24582f86293f81545

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/08/2026, 01:19

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General

Target
2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_elex_wannacry.exe
Size 30.2MB
Sample260801-bph2eavckg
SHA256 dc124fb2805a0ec03262eebc1f58f6f5620c764af43bf0d24582f86293f81545
MD5 b696747b0ddbe7f1ba3e888b63a93558
SHA1 4ed1b0f9e81ce3aa914df2fa52fe7167d8cb4bd9
SHA512 4f328cac657de93ad0421d61b3a3e0fc4c72272d1b47d93e4e336369bca73c0697509f0b175efa44a5afd8f3f2f6c53300f5f6a336c0eb96cadd3c9a8aba56af
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNp:jU
TLSH
T13967A6FC0A6EDD21A646C590A48CB1492DF0D38A578EDFBB3955526F2C0AB04E5DFEC0
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5692	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared D\lsass.exe	2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared D\lsass.exe	2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3232	5692	WerFault.exe	89

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	2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2668	2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_elex_wannacry.exe
5692	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 5692	2668	2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_b696747b0ddbe7f1ba3e888b63a93558_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:2668
- C:\Program Files\Common Files\Microsoft Shared D\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5692 -s 472
    3⤵
    - Program crash
    PID:3232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 5692 -ip 5692
1⤵
PID:3096

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 D\lsass.exe
Size 41.7MB
SHA256 8376c3cde8424c163cfb9deaf5de16120b1b2bd497b96dfac896304861adc669
MD5 a2170b1bb8d946ac44eac79ab34f3f20
SHA1 b284cae44211fe62b8dbffe162daf3b040d2d544
SHA512 8205ac795835f94f42655278f8f431d0d789643af960d72b87b6cb98fd96c3aecb43a0221021fb3fb6dd9b3a3a2307406a6d9d9b186d22ddd65074d699ff5366
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNG:jh
TLSH
T17DA72AAC0E6FDC356A8FC2D1A18C61851DF1A39A93C99AB7700D1A6F1E0A714D4CFED1
MD5 SHA1 SHA512 SSDEEP TLSH

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