0cecb739fd14b25ab99d3f36c58158e3f2a12b07ef3d2d64251cca6ad5521593

General

Target
2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe
Size 97KB
Sample260924-jfe76agh82
SHA256 0cecb739fd14b25ab99d3f36c58158e3f2a12b07ef3d2d64251cca6ad5521593
MD5 62e176bf3b48ee1c3b4be487c465ec79
SHA1 3961a20773f09898ce4b96d366e81b82c86f98b5
SHA512 b028d6a0d11a0d71b08cc6cb317295f3ccbaec443e7dca1c3a765a8a00ec3ad41240962d1e37b855bf4dcc6f9c29afdf5c75fcdc6d0e6ee26c72c45941f29b8a
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlI:QSABNx6vb4RoI4pyjHYLhal01UoPXM
TLSH
T115A3AD0BABAA58D9E120AD70152D377597EF986F3B2497A38344FE4D9133DC0EC3614A
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
3468	rgcdtxu.exe

Executes dropped EXE 1 IoCs

pid	Process
3468	rgcdtxu.exe

Loads dropped DLL 1 IoCs

pid	Process
3756	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
3692	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
6076	3756	WerFault.exe	92

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	rgcdtxu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_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

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
3692	cmd.exe
4528	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4528	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5084	2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe
3468	rgcdtxu.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 3692	5084	2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe	88
PID 3692 wrote to memory of 4528	3692	cmd.exe	90
PID 3692 wrote to memory of 3468	3692	cmd.exe	91
PID 3468 wrote to memory of 3756	3468	rgcdtxu.exe	92

C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5084
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\rgcdtxu.exe "C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_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:3692
- - 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:4528
- - \??\c:\rgcdtxu.exe
    c:\rgcdtxu.exe "C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3468
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\lfweq\kimncd.dll",DoVirusScan c:\rgcdtxu.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:3756
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3756 -s 476
        5⤵
        Program crash
        
        PID:6076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3756 -ip 3756
1⤵
PID:4584

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

kimncd.dll

Path \??\c:\lfweq\kimncd.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

rgcdtxu.exe

Path \??\c:\rgcdtxu.exe
Size 97KB
SHA256 4cccc4f4b4c6bd173d15da39db41f04991a05a850759de4b3c58b8b269ae2ebb
MD5 a7cb324e47bff199be087b4b9f38ffcd
SHA1 f4464eb1c3392f0cbb18aa46487d19b5b3ea3c87
SHA512 73c1cffc42f9e4da4372e76e7f42d0281f31916be9eabf25e6df76ccf346b6d91ab7287ebee58f288f383269a1845670f4a444a145fd5daf0232ac913af9049e
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlu:QSABNx6vb4RoI4pyjHYLhal01UoPXK
TLSH
T17CA3AE07ABAA58D9E1206D70162D377597EF886F3B2497938344FE4E9133DC1EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3468-6-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/3756-9-0x0000000010000000-0x0000000010032000-memory.dmp

Download

memory/5084-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/5084-2-0x0000000000400000-0x0000000000417000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads