6561b6acee0529105865d595c6c197f204164013b7e1e12714da47d5102449a6

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
26/08/2026, 14:56

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General

Target
2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_elex_wannacry.exe
Size 17.1MB
Sample260826-sbbtlsfj21
SHA256 6561b6acee0529105865d595c6c197f204164013b7e1e12714da47d5102449a6
MD5 a31bffee334d3c6ea5911ac05c08d4ac
SHA1 c6cd8fd3412ab48450efb5458d6c4090cac7c354
SHA512 595b8279f00b2affbcc9171afb92fd65f3a257434527100e3858928ceb60cd4f8f75c844515e6b773a6d7d7d49047aee5347964b84887be0f4bf47a613bfbb87
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZj:j
TLSH
T1BD0777FF0F06FDC1F0596A005F60288DA55BDABB6D6348D242C7FBE262795729D88D08
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1956	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1408	1956	WerFault.exe	84

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	2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3884	2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_elex_wannacry.exe
1956	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3884 wrote to memory of 1956	3884	2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_elex_wannacry.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-25_a31bffee334d3c6ea5911ac05c08d4ac_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:3884
- C:\Program Files\Common Files\Microsoft Shared O\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 420
    3⤵
    - Program crash
    PID:1408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1956 -ip 1956
1⤵
PID:4536

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 O\lsass.exe
Size 31.2MB
SHA256 ce0ef0980f473c5e68d40e5121042c502ad2795af0c13688f0707bc02badef33
MD5 c64b27f1fe311dd6d9d195f9342857d0
SHA1 5f03357fa28098773a4659aa4a5bbfcac0add078
SHA512 91016e81794991f1929c3ba236108fa2908900d774efb6880ff141d09e32eb57d56184b01885e77fc596606f8bd8dae6004707e67496a82ec3391ab5fff1d915
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZB:B
TLSH
T13E67A6EEDA09BC89A44206805D1D38CDE387CAB75C255CA101CBA9FD5E7B913F97CE09
MD5 SHA1 SHA512 SSDEEP TLSH

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