1ad99ec8448c0c973e6263edc9103f5380673a4e82ad67fb5a718765324a20ed

General

Target
2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_elex_wannacry.exe
Size 91KB
Sample261101-2na8aadw9w
SHA256 1ad99ec8448c0c973e6263edc9103f5380673a4e82ad67fb5a718765324a20ed
MD5 94db33ed60de08fff0ac3a2bf49f7baf
SHA1 c8550f703f196c9a1761ee43fab28aef2e92b5bf
SHA512 2dd5ca9e4dabf0a0ce29ae6320e6663389116685386f6fa77046fcb139c931a08cddcf3e2666b086100798728d53430092c7c9adca1744850b4df788bdfa5560
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlD:eSABNx6vb4RoI4pyjHYLhal01UoPXf
TLSH
T195938D47ABA598E5E0206C70161D673483EED86F3B1597A34384FE4EE133D95EC3A18E
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
3868	voxqz.exe

Executes dropped EXE 1 IoCs

pid	Process
3868	voxqz.exe

Loads dropped DLL 1 IoCs

pid	Process
3112	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
4128	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5244	3112	WerFault.exe	94

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	2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_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	voxqz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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
4128	cmd.exe
1644	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1644	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4788	2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_elex_wannacry.exe
3868	voxqz.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4788 wrote to memory of 4128	4788	2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_elex_wannacry.exe	90
PID 4128 wrote to memory of 1644	4128	cmd.exe	92
PID 4128 wrote to memory of 3868	4128	cmd.exe	93
PID 3868 wrote to memory of 3112	3868	voxqz.exe	94

C:\Users\Admin\AppData\Local\Temp\2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4788
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\voxqz.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_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:4128
- - 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:1644
- - \??\c:\voxqz.exe
    c:\voxqz.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-31_94db33ed60de08fff0ac3a2bf49f7baf_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3868
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\bortf\wievz.dll",DoVirusScan c:\voxqz.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:3112
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3112 -s 476
        5⤵
        Program crash
        
        PID:5244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3112 -ip 3112
1⤵
PID:4304

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

Indicator Removal

1

T1070

File Deletion

1

T1070.004

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

wievz.dll

Path \??\c:\bortf\wievz.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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voxqz.exe

Path \??\c:\voxqz.exe
Size 91KB
SHA256 61a6e68f7298a503207173078fec7f50d3cd2c1aed3ce28251754627bd38d45b
MD5 2b18d262fd397fd6ef6623fee4514d46
SHA1 5a0a8fd354028ea09989828ce12bff53a0198872
SHA512 1582e7944a1c5085c451157c5e5e9d4da655e21ae3de2f932a9638c776755095319358b60ac4b784ebe64f6930f106049a9e77ef7279698f21d42376d56444db
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlp:eSABNx6vb4RoI4pyjHYLhal01UoPXt
TLSH
T1AD938D47ABA598E5E0206C70161D673483EED86F3B1597A34384FE4EE133D95EC3A18E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3112-9-0x0000000010000000-0x0000000010032000-memory.dmp

Download

memory/3868-6-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/4788-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/4788-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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