1bcab0fc8827f2550a637267fa2637cee3b82c8a8af9a64f7a19c40eaa9cf21d

Analysis

max time kernel
149s
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
10/08/2026, 01:53

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General

Target
2026-08-10_d0c51dc9177baf6f5940cab136912de1_elex_wannacry.exe
Size 18.5MB
Sample260810-cbg3mayfnd
SHA256 1bcab0fc8827f2550a637267fa2637cee3b82c8a8af9a64f7a19c40eaa9cf21d
MD5 d0c51dc9177baf6f5940cab136912de1
SHA1 b806c596469101a09db64c0961075939578f2661
SHA512 ad4c173262fc611091ac265b4e2691a2cf4b3f2531b941ca8399323e103ad94bb901aa6672a764d1cbb9a2fc15b68a37ebdefeeb2f1ee0dcadf2c1d480024234
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZx:x
TLSH
T17A17742FC476837885D1025EAECD3BBFD5E13D120E36B058049B2E96EB1AF616CB3564
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3940	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-08-10_d0c51dc9177baf6f5940cab136912de1_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-08-10_d0c51dc9177baf6f5940cab136912de1_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4900	3940	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	2026-08-10_d0c51dc9177baf6f5940cab136912de1_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3680	2026-08-10_d0c51dc9177baf6f5940cab136912de1_elex_wannacry.exe
3940	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3680 wrote to memory of 3940	3680	2026-08-10_d0c51dc9177baf6f5940cab136912de1_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-10_d0c51dc9177baf6f5940cab136912de1_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_d0c51dc9177baf6f5940cab136912de1_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:3680
- C:\Program Files\Common Files\Microsoft Shared H\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3940 -s 420
    3⤵
    - Program crash
    PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3940 -ip 3940
1⤵
PID:2976

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 H\lsass.exe
Size 32.9MB
SHA256 abca09abd0d3260f32cc51a750013921f6eb2cf38fa834709df3d24594ea1086
MD5 568b6c7eb0e51cd4fe45c50993d7d386
SHA1 9c3cc1a11c711e683aa9238205bbf76bb7bb8668
SHA512 3f2d3347af5b463027577eafec6e7a09efbedda70452a2aecbf347b2478d15b834ef9c567f7390a3793b7a7658abbd78d189552b23f223a690ed683659ca4240
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZc:c
TLSH
T11477085B642F935A88D1511DDACF07BFDBF33D102F76A08504AF2D469B1EBA0E9A7810
MD5 SHA1 SHA512 SSDEEP TLSH

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