a27141a649d9c3cc314c93a6f74b13b2a85ee838090310a5b6326159b351ec36

General

Target
2026-08-03_bdea516d17d9228f6a1481398d15f9b2_elex_wannacry.exe
Size 85KB
Sample260804-lyzqmaxclf
SHA256 a27141a649d9c3cc314c93a6f74b13b2a85ee838090310a5b6326159b351ec36
MD5 bdea516d17d9228f6a1481398d15f9b2
SHA1 7588cbd040d308ae129a0e3d77bc76a7e565d596
SHA512 e96abed1833be6c324d7a5e5c3d77504743f9caf126705689c72bac86c4661dd187f76673bbdd90ad0df3cd6ac9dc28437a64a22f6603fbb459eb2f92b52696e
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlf:eSABNx6vb4RoI4pyjHYLhal01UoPXz
TLSH
T14E838C0BABAA58E9E1206C70152D373593EF946F3B2497A38384FE4D9533DC1EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4104	dilju.exe

Executes dropped EXE 1 IoCs

pid	Process
4104	dilju.exe

Loads dropped DLL 1 IoCs

pid	Process
3080	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
4888	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4536	3080	WerFault.exe	89

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	dilju.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-03_bdea516d17d9228f6a1481398d15f9b2_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
4888	cmd.exe
3568	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3568	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4552	2026-08-03_bdea516d17d9228f6a1481398d15f9b2_elex_wannacry.exe
4104	dilju.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4552 wrote to memory of 4888	4552	2026-08-03_bdea516d17d9228f6a1481398d15f9b2_elex_wannacry.exe	85
PID 4888 wrote to memory of 3568	4888	cmd.exe	87
PID 4888 wrote to memory of 4104	4888	cmd.exe	88
PID 4104 wrote to memory of 3080	4104	dilju.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-03_bdea516d17d9228f6a1481398d15f9b2_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_bdea516d17d9228f6a1481398d15f9b2_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4552
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\dilju.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-03_bdea516d17d9228f6a1481398d15f9b2_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:4888
- - 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:3568
- - \??\c:\dilju.exe
    c:\dilju.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-03_bdea516d17d9228f6a1481398d15f9b2_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4104
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\xmksikknm\oiqrh.dll",DoVirusScan c:\dilju.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:3080
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3080 -s 560
        5⤵
        Program crash
        
        PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3080 -ip 3080
1⤵
PID:1132

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

dilju.exe

Path C:\dilju.exe
Size 86KB
SHA256 cd2bfe053571846bb96389d13f89db1fda93048730b1b2e90d50257f646bb41c
MD5 657389d0faaea17e8c3ca4e29f05e197
SHA1 84f32633861249b43f5e2dff6459125899c90889
SHA512 3690514bf0bc3a60c838ed32ca9d7080c54f2842349e70ca0d4b3432d8e06e3d9242c5e031975b83ff2b78fe19603851383b8c691ecc84ed7694b47e58c0cdca
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl9:eSABNx6vb4RoI4pyjHYLhal01UoPXB
TLSH
T1D1838C07ABA958E9E1206C70152D373597EF986F3B2497A38384FE4D9533DC1EC3618A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

oiqrh.dll

Path \??\c:\xmksikknm\oiqrh.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/3080-10-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/4104-7-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4552-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/4552-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads