2d7ade067fb12fec938e8177d5a203b0e398123bb2e7cc20a73f7543ea92e120

General

Target
2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_elex_wannacry.exe
Size 88KB
Sample261020-3d8apsbs6r
SHA256 2d7ade067fb12fec938e8177d5a203b0e398123bb2e7cc20a73f7543ea92e120
MD5 3791e3c2bd7d54113e4ea83eb2d88b4f
SHA1 c5df8313d3154daf6323f5bbec27cab291ceb592
SHA512 e6aba956678864531c59b548805bf9b1fee4e72426927c37ecd3358d2407cdc58f20daf3cffce95c9afc5f3ee1574c7512f20c73f17daa476393afa1e34c2299
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlq:eSABNx6vb4RoI4pyjHYLhal01UoPX
TLSH
T1A5939D07ABA598E9E1206C70161D773583EF986F3B2597A38384FE4E9133DD1EC3614A
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
3216	lapbir.exe

Executes dropped EXE 1 IoCs

pid	Process
3216	lapbir.exe

Loads dropped DLL 1 IoCs

pid	Process
1204	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
1936	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3116	1204	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	2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_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	lapbir.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
1200	PING.EXE
1936	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1200	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5232	2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_elex_wannacry.exe
3216	lapbir.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5232 wrote to memory of 1936	5232	2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_elex_wannacry.exe	90
PID 1936 wrote to memory of 1200	1936	cmd.exe	92
PID 1936 wrote to memory of 3216	1936	cmd.exe	93
PID 3216 wrote to memory of 1204	3216	lapbir.exe	94

C:\Users\Admin\AppData\Local\Temp\2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5232
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\lapbir.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_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:1936
- - 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:1200
- - \??\c:\lapbir.exe
    c:\lapbir.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-19_3791e3c2bd7d54113e4ea83eb2d88b4f_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3216
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\rkzir\pjxfacv.dll",DoVirusScan c:\lapbir.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:1204
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 480
        5⤵
        Program crash
        
        PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1204 -ip 1204
1⤵
PID:3416

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

lapbir.exe

Path \??\c:\lapbir.exe
Size 88KB
SHA256 2493c0ced25a682cf7ab774f10eb6c0e82ee544181f9264c2040b3a096ba977a
MD5 8c4498fb9464c7aa133cbcddf087a6a1
SHA1 9c878a0dbeb7dc1b015c7ee32be10e217f4a9008
SHA512 c5114dfe7e5fc532682c6f1600fa7460240aaf8512b679d0e350a0fa3acb7322b8e5df82776186714a982a13e72f4ff23faeef492a13877fd36a29fb1c6638fc
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl+:eSABNx6vb4RoI4pyjHYLhal01UoPXa
TLSH
T1B0939D07ABA598D9E0206C70161D773587EED86F3B1497A38384FE4E9133DD1EC3A18A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

pjxfacv.dll

Path \??\c:\rkzir\pjxfacv.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

Submit Download

memory/1204-9-0x0000000010000000-0x0000000010032000-memory.dmp

Download

memory/3216-6-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/5232-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/5232-2-0x0000000000400000-0x0000000000417000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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