d6031b46484a466a02bebd3e7197f7cad22b0606750704cab0956c994bf50e7a

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
15/08/2026, 00:23

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General

Target
2026-08-14_0ca9b4db86be602d76e853983bf0a949_elex_wannacry.exe
Size 28.2MB
Sample260815-apt81ach63
SHA256 d6031b46484a466a02bebd3e7197f7cad22b0606750704cab0956c994bf50e7a
MD5 0ca9b4db86be602d76e853983bf0a949
SHA1 792bf7211f908535694b7e8d736a38fe9f7ea404
SHA512 7afead49a122313733189653779d03b13ad78bcb0d07a74b227ecbd93f444fc76fc1a9bdcec17b83ee6681bc5ddbaa622d97b84861d808dbccdbf1b1b564b699
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNg:jL
TLSH
T16757C776DB3BCDD48617B5E010763E429B52BD02DF0CA19193DE9B389E2120A7527BBC
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3456	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared C\lsass.exe	2026-08-14_0ca9b4db86be602d76e853983bf0a949_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared C\lsass.exe	2026-08-14_0ca9b4db86be602d76e853983bf0a949_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3628	3456	WerFault.exe	85

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	2026-08-14_0ca9b4db86be602d76e853983bf0a949_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4620	2026-08-14_0ca9b4db86be602d76e853983bf0a949_elex_wannacry.exe
3456	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4620 wrote to memory of 3456	4620	2026-08-14_0ca9b4db86be602d76e853983bf0a949_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-14_0ca9b4db86be602d76e853983bf0a949_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-14_0ca9b4db86be602d76e853983bf0a949_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:4620
- C:\Program Files\Common Files\Microsoft Shared C\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 424
    3⤵
    - Program crash
    PID:3628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3456 -ip 3456
1⤵
PID:4052

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 C\lsass.exe
Size 40.2MB
SHA256 c13922347a3b9403098f82e5bc972167ca511bf2560e7cdf37336dec885a1aef
MD5 92a7c540fdf5e3b18d52273a9a4efdea
SHA1 9a389323b58318103b5f2fa81c88508c4bee4ed4
SHA512 1a83628bd2306d217f67c7df4d94ddeb397a64738edac5d8a5c1d53a33d023637605a057bd0c70d0a0f4644fb46966ac81daaccc4f4c2277296317886cc13a9d
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNh:jG
TLSH
T19D97FA73DB37CDD8C616B5E110727D41FA12BE26F60E816392EE9E288C51906A513BFC
MD5 SHA1 SHA512 SSDEEP TLSH

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