e6c49e7f6658cd35934c5962cf5ac202715232b78fff3acc788772a48b10fd13

General

Target
2026-08-07_795165adacd50242a5371b8c1465648f_elex_wannacry.exe
Size 86KB
Sample260807-yleadavyht
SHA256 e6c49e7f6658cd35934c5962cf5ac202715232b78fff3acc788772a48b10fd13
MD5 795165adacd50242a5371b8c1465648f
SHA1 e0767c7c6d4bc6ef9a0bca050994cfecbe3bf411
SHA512 4f1001ea81dee3edf8d9c54b7eb297d6f19b5a0dd7411ef1e3a909298a5b72474dcd16229674c1423d1f96c61092161794cdeaf6370fabda1a83424e2304d0b8
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlc:eSABNx6vb4RoI4pyjHYLhal01UoPXg
TLSH
T12B838C07ABA958E9E1206C70162D773493EF946F2B2497A38384FE4D9533DC5EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2344	urgxt.exe

Executes dropped EXE 1 IoCs

pid	Process
2344	urgxt.exe

Loads dropped DLL 1 IoCs

pid	Process
1984	rundll32.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
3984	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4972	1984	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 5 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-07_795165adacd50242a5371b8c1465648f_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	urgxt.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
3984	cmd.exe
3828	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3828	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4580	2026-08-07_795165adacd50242a5371b8c1465648f_elex_wannacry.exe
2344	urgxt.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 3984	4580	2026-08-07_795165adacd50242a5371b8c1465648f_elex_wannacry.exe	84
PID 3984 wrote to memory of 3828	3984	cmd.exe	86
PID 3984 wrote to memory of 2344	3984	cmd.exe	87
PID 2344 wrote to memory of 1984	2344	urgxt.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-07_795165adacd50242a5371b8c1465648f_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_795165adacd50242a5371b8c1465648f_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4580
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\urgxt.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-07_795165adacd50242a5371b8c1465648f_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:3984
- - 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:3828
- - \??\c:\urgxt.exe
    c:\urgxt.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-07_795165adacd50242a5371b8c1465648f_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2344
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\ceouj\wjtexybkz.dll",DoVirusScan c:\urgxt.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:1984
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 560
        5⤵
        Program crash
        
        PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1984 -ip 1984
1⤵
PID:4768

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

1

T1018

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

urgxt.exe

Path C:\urgxt.exe
Size 86KB
SHA256 66bbe426f8d55cb4b0017f944077748778e738bc7abf40449bdb335502ea19d7
MD5 488bc4809a5ac4a56734e779a60e8371
SHA1 db21aa15c8672096fc9374e5d3956aaa9a25caee
SHA512 09a315ad54548bc5b4cddc335aee298352075a5992907aedf909b7ccc869705d4a1a47504880539c879b5280e11026ed9f113436f6c9402dfeb399398bc40781
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl0:eSABNx6vb4RoI4pyjHYLhal01UoPXo
TLSH
T1AC838C07ABA958E9E1206C70162D773493EF946F2B2497A38384FE4D9533DC5EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

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wjtexybkz.dll

Path \??\c:\ceouj\wjtexybkz.dll
Size 50KB
SHA256 7604a0d3e695ff2f47b2961a860aa77e41952df48c132c18ac8d84e6ed3ee8eb
MD5 18cc91cc0c4c41e39a2c5310e760f0ef
SHA1 aaacc94db8d8a37e5d34878aa259d3274a5ff2a7
SHA512 8abba5220a7216288d0d2c683a5d01b796b1179464a2432eda991004348223c822c54ab39fd19302ff01974ec8d026e98280e9f1bdb67178126d75a974ecc7e7
SSDEEP 768:Z+arYIR3u5v4bGwCl56LNQQe5JBtGf1oTYtx/qQvo9:ZPrG57TzDxJS6Etx/ZvO
TLSH
T1AB33E178E1F4B8F6E46EAB345D82146DB1C16BD34D3080BA079224AF6C37E578B52731
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1984-10-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/2344-7-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4580-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4580-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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