013606a330bed30ea8870bb4ea20392be01e277e57c666225dc12ce4d9987f9c

General

Target
2026-11-01_b86e281fdf29a9b52e66c78237e401b5_elex_wannacry.exe
Size 85KB
Sample261102-msezpseg67
SHA256 013606a330bed30ea8870bb4ea20392be01e277e57c666225dc12ce4d9987f9c
MD5 b86e281fdf29a9b52e66c78237e401b5
SHA1 3b8288bca83244128f4ea57217174d170fb884c0
SHA512 e08d72bb205cd14295e335555ea33a57ed2a6d1f3d066c1be6a8dd0b4a0b388e91a7486d4bbcdbcae06a88e93632ccc7ae67a34b2a3d839bf59d6d0f534cda99
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlE:eSABNx6vb4RoI4pyjHYLhal01UoPXY
TLSH
T1EB839D1BAFAA48D9E120AC71152E377493EF946E3B149B938348FE4D9533CC5EC3614A
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
4732	icoit.exe

Executes dropped EXE 1 IoCs

pid	Process
4732	icoit.exe

Loads dropped DLL 1 IoCs

pid	Process
4672	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
3576	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4084	4672	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	2026-11-01_b86e281fdf29a9b52e66c78237e401b5_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	icoit.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
3576	cmd.exe
2080	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2080	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4340	2026-11-01_b86e281fdf29a9b52e66c78237e401b5_elex_wannacry.exe
4732	icoit.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4340 wrote to memory of 3576	4340	2026-11-01_b86e281fdf29a9b52e66c78237e401b5_elex_wannacry.exe	84
PID 3576 wrote to memory of 2080	3576	cmd.exe	86
PID 3576 wrote to memory of 4732	3576	cmd.exe	87
PID 4732 wrote to memory of 4672	4732	icoit.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-11-01_b86e281fdf29a9b52e66c78237e401b5_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-01_b86e281fdf29a9b52e66c78237e401b5_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4340
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\icoit.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-01_b86e281fdf29a9b52e66c78237e401b5_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:3576
- - 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:2080
- - \??\c:\icoit.exe
    c:\icoit.exe "C:\Users\Admin\AppData\Local\Temp\2026-11-01_b86e281fdf29a9b52e66c78237e401b5_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4732
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\eexql\aulva.dll",DoVirusScan c:\icoit.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4672
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 564
        5⤵
        Program crash
        
        PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4672 -ip 4672
1⤵
PID:3724

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

aulva.dll

Path C:\eexql\aulva.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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icoit.exe

Path C:\icoit.exe
Size 86KB
SHA256 9c994df1aa221e65696c881649ab0dca861b86aaf882b7f4cd957de68735afef
MD5 36cd7ce8e07430d780aeb7cc04b8d8c5
SHA1 9ff09df8ad786249ada7c5f95e418f87098f3281
SHA512 283f5e79c9cf28ad71f4da5004f646840845b1809488485c2d99d388f105d2f831bcc5d4601a4e596061719d3a787ff6e5f7478d4ea03ffe524ff858339c84f2
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlW:eSABNx6vb4RoI4pyjHYLhal01UoPXq
TLSH
T14883AE0BAFAA48D9E120AC71162D377493EF946E3B149B938348FE4D9533CC5EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4340-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4340-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4672-10-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/4732-7-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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