fdf3be993894063e32e9ef751adf4ee4ef835211f10a4c1899d67ee0e4721b7c

Analysis

max time kernel
148s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/11/2026, 16:06

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General

Target
2026-11-01_853cc4243c2bf6a73614775298cb5962_elex_wannacry.exe
Size 136KB
Sample261102-tkatcaxw2k
SHA256 fdf3be993894063e32e9ef751adf4ee4ef835211f10a4c1899d67ee0e4721b7c
MD5 853cc4243c2bf6a73614775298cb5962
SHA1 d5ba7014ff2ea8a8ab7cbf2f4e1dc025b9367a13
SHA512 83a11b681f08d2497e91edeed6539ca9e3f94344bd6c448a5069f25f4460142a164e1c50080c3ce34d1f05e5cb2d30485e607cdc1998a849d88f397e6a1d9415
SSDEEP 1536:qxDQSrO60trm4+GNgEPDrQc9XYfr13zSZZ9v5kDPBQUNxkVnQnJuOP0b:YM+GNdDr3Y53zSZ/v2PCe6Qnf0b
TLSH
T18BD39D656942C821C040563B6AFAD7F912723DB62E097B13BFA8F7BF08B3944ED1C644
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
5416	vtdkeap.exe

Executes dropped EXE 1 IoCs

pid	Process
5416	vtdkeap.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
5964	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5468	5416	WerFault.exe	93

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vtdkeap.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-11-01_853cc4243c2bf6a73614775298cb5962_elex_wannacry.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
5964	cmd.exe
5376	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5376	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1136	2026-11-01_853cc4243c2bf6a73614775298cb5962_elex_wannacry.exe
5416	vtdkeap.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 5964	1136	2026-11-01_853cc4243c2bf6a73614775298cb5962_elex_wannacry.exe	90
PID 5964 wrote to memory of 5376	5964	cmd.exe	92
PID 5964 wrote to memory of 5416	5964	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-11-01_853cc4243c2bf6a73614775298cb5962_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-01_853cc4243c2bf6a73614775298cb5962_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1136
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\vtdkeap.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-01_853cc4243c2bf6a73614775298cb5962_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:5964
- - 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:5376
- - C:\Users\Admin\AppData\Local\Temp\vtdkeap.exe
    C:\Users\Admin\AppData\Local\Temp\\vtdkeap.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-01_853cc4243c2bf6a73614775298cb5962_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:5416
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5416 -s 472
      4⤵
      Program crash
      PID:5468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5416 -ip 5416
1⤵
PID:5936

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

vtdkeap.exe

Path C:\Users\Admin\AppData\Local\Temp\vtdkeap.exe
Size 136KB
SHA256 32da6d69420203dcd8723a1a8e99e2291764f8fb97e021c4bcbd60d7ae4b3d4e
MD5 4d3fea95566350236c889a78dc80cdd1
SHA1 0126d66f5eacaf29d3beff1fd300038a3b3712a5
SHA512 5000d6912b50377cfb5a7840a41b18393403f19922736619e661016f689da993b8e4bd877d9d45aefb8b49411f34d4f57442af1b80a285e7c3a14f81574084b8
SSDEEP 1536:qxDQSrO60trm4+GNgEPDrQc9XYfr13zSZZ9v5kDPBQUNxkVnQnJuOP0e:YM+GNdDr3Y53zSZ/v2PCe6Qnf0e
TLSH
T10BD39D656942C821C040563B6AFAD7F912713DB62E097B13BFA8F7BF08B3948ED1C644
MD5 SHA1 SHA512 SSDEEP TLSH

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