6306e6d1731e3039bf7899de453e5e257a1767e5843e5b37fd1b8bcdcce8f044

Analysis

max time kernel
150s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
13/11/2026, 10:31

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General

Target
2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe
Size 136KB
Sample261113-mkcvdatv3l
SHA256 6306e6d1731e3039bf7899de453e5e257a1767e5843e5b37fd1b8bcdcce8f044
MD5 6bdc409fc96189137bb242ea4d54bb31
SHA1 ccd4cc8104b6fa537e181675bd80215ef843e82b
SHA512 1bf230cdf70431c3a89f1f502442d8afc20dd093fab614eeddafd33daffe311fdbf9c1e60cb64ed1b462118d7a20ed973c308f43c5952d05b66f33cf4cae3d6a
SSDEEP 1536:qxDQSrO60trm4+GNgEPDrQc9XYfr13zSZZ9v5kDPBQUNxkVnQnJuOP0Y:YM+GNdDr3Y53zSZ/v2PCe6Qnf0Y
TLSH
T11BD39D656942C821C040563B6AFAD7F912727DB62E097B13BFA8F7BF08B3944ED1C644
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery execution

Malware Config

Signatures

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
6096	nckraznu.exe

Executes dropped EXE 1 IoCs

pid	Process
6096	nckraznu.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3252	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5628	6096	WerFault.exe	92

System Location Discovery: System Language Discovery 1 TTPs 4 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	2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nckraznu.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3252	cmd.exe
3316	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3316	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5504	2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe
6096	nckraznu.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5504 wrote to memory of 3252	5504	2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe	89
PID 3252 wrote to memory of 3316	3252	cmd.exe	91
PID 3252 wrote to memory of 6096	3252	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5504
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\nckraznu.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe"
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3252
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3316
- - C:\Users\Admin\AppData\Local\Temp\nckraznu.exe
    C:\Users\Admin\AppData\Local\Temp\\nckraznu.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-11_6bdc409fc96189137bb242ea4d54bb31_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:6096
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 6096 -s 464
      4⤵
      Program crash
      PID:5628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 6096 -ip 6096
1⤵
PID:1696

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

nckraznu.exe

Path C:\Users\Admin\AppData\Local\Temp\nckraznu.exe
Size 137KB
SHA256 61664eab31594d4fa0879530fd963838c2f5f6c0cc8d65f347432650719fe329
MD5 97dbe34d504a6c07c6d7e20a74da0162
SHA1 eb0cd941ce1cc22bd0ca8a827d4564cc658780a9
SHA512 e6437ecedd6e6afb6be7fc3eea0c5dd48138938fb1229df51a9511a453b4f417c9cdcf01dc89702ea4665f2f6f21ebdd89c0a0ebe744b32250db775437f8f441
SSDEEP 1536:qxDQSrO60trm4+GNgEPDrQc9XYfr13zSZZ9v5kDPBQUNxkVnQnJuOP02:YM+GNdDr3Y53zSZ/v2PCe6Qnf02
TLSH
T1F4D39D656942C861C040563B2AFAD7F912727DB62E097B13BFA8F7BF08B3944ED1C644
MD5 SHA1 SHA512 SSDEEP TLSH

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