ea2b6c2e14c93e94ace0cdf89d0d19732da821af544c4f3a23a6617635628e91

General

Target
2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe
Size 86KB
Sample260810-e3pyna1dnf
SHA256 ea2b6c2e14c93e94ace0cdf89d0d19732da821af544c4f3a23a6617635628e91
MD5 8b074ca16033ace593a91dc0214e94c4
SHA1 9959d3750ad5a09729311f62eeeb37544238b322
SHA512 b585ab2dfedb697959338e1b267edc673141b81711b99f46d9f740ef1c0d236557c499df69d471f383dbf67c32f6e432897f2a555193369c80635ab705522783
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl+:eSABNx6vb4RoI4pyjHYLhal01UoPXC
TLSH
T163839C0BABAA58E9E120A870152D377593EF946F3B2597A38344FE4D9133DC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3084	ihxrvpj.exe

Executes dropped EXE 1 IoCs

pid	Process
3084	ihxrvpj.exe

Loads dropped DLL 1 IoCs

pid	Process
4092	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
2068	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4308	4092	WerFault.exe	93

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ihxrvpj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.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
2068	cmd.exe
4616	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4616	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4664	2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe
3084	ihxrvpj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4664 wrote to memory of 2068	4664	2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe	89
PID 2068 wrote to memory of 4616	2068	cmd.exe	91
PID 2068 wrote to memory of 3084	2068	cmd.exe	92
PID 3084 wrote to memory of 4092	3084	ihxrvpj.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4664
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\ihxrvpj.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_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:2068
- - 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:4616
- - \??\c:\ihxrvpj.exe
    c:\ihxrvpj.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3084
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\zjrig\fdlljsxcf.dll",DoVirusScan c:\ihxrvpj.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4092
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 476
        5⤵
        Program crash
        
        PID:4308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 4092 -ip 4092
1⤵
PID:628

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

ihxrvpj.exe

Path \??\c:\ihxrvpj.exe
Size 86KB
SHA256 ad8fa4ff336cf41736bd718192ed5a5e98511d45c371a20d16bfcc124a0e07a8
MD5 78092b4c1fdf2fc2437ce020fbad24a0
SHA1 66938514440305696436ecaf80840de4e4e17a10
SHA512 2d5a55a56a2b3f485d8ab39d8574f5bd650a694d3dc84213a85d97391e0f918917322ea416fe3a4a19b7363e16db917b90d8598f8f1a35977f425fba2fab6996
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlO:eSABNx6vb4RoI4pyjHYLhal01UoPXi
TLSH
T1BF839D0BABAA58E9E1206870152D377593EF986F3B2597A38344FE4D9133DC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

fdlljsxcf.dll

Path \??\c:\zjrig\fdlljsxcf.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/3084-6-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4092-9-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/4664-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4664-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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