8f986ade55dd06c492c4d603b0226304fe3449a8cb356327bfeb75371cbd4b41

General

Target
2026-08-20_878f7bb7429315a14ff8542f4028fb90_elex_wannacry.exe
Size 86KB
Sample260820-3x28sscm2x
SHA256 8f986ade55dd06c492c4d603b0226304fe3449a8cb356327bfeb75371cbd4b41
MD5 878f7bb7429315a14ff8542f4028fb90
SHA1 87f5e1d47ebff6a59404d951caad70515415f6f9
SHA512 08e76552e4aeda802d68945b5cf588e44ab905ed0139c9a04a0bd7c6f9cb9bbb0e594dab7030b7f597ec60a981c3ea4b8738d1e55432fe8a9b78119e4efe967f
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl+:eSABNx6vb4RoI4pyjHYLhal01UoPX6
TLSH
T131839C47ABA958E9E1206870162D773493EF946F3B2497A38384FE4DA533DC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
5444	nqjhgrz.exe

Executes dropped EXE 1 IoCs

pid	Process
5444	nqjhgrz.exe

Loads dropped DLL 1 IoCs

pid	Process
4528	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
828	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3056	4528	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	nqjhgrz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-20_878f7bb7429315a14ff8542f4028fb90_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
828	cmd.exe
5616	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5616	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5532	2026-08-20_878f7bb7429315a14ff8542f4028fb90_elex_wannacry.exe
5444	nqjhgrz.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5532 wrote to memory of 828	5532	2026-08-20_878f7bb7429315a14ff8542f4028fb90_elex_wannacry.exe	88
PID 828 wrote to memory of 5616	828	cmd.exe	90
PID 828 wrote to memory of 5444	828	cmd.exe	92
PID 5444 wrote to memory of 4528	5444	nqjhgrz.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-20_878f7bb7429315a14ff8542f4028fb90_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_878f7bb7429315a14ff8542f4028fb90_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5532
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\nqjhgrz.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-20_878f7bb7429315a14ff8542f4028fb90_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:828
- - 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:5616
- - \??\c:\nqjhgrz.exe
    c:\nqjhgrz.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-20_878f7bb7429315a14ff8542f4028fb90_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:5444
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\bxqwa\ltnkfod.dll",DoVirusScan c:\nqjhgrz.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4528
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 476
        5⤵
        Program crash
        
        PID:3056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4528 -ip 4528
1⤵
PID:2772

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

ltnkfod.dll

Path \??\c:\bxqwa\ltnkfod.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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nqjhgrz.exe

Path \??\c:\nqjhgrz.exe
Size 86KB
SHA256 2b1dc407c5082c1c28043f1a9d4940cf64c81c8aa053caefbb9a198d464b8f6f
MD5 1fef12284d7d2a917ffecff6773da518
SHA1 5ed851a1434b4ddf99f43bf4459aab05fcca1332
SHA512 8c3120cf069bb8075022d1b1ae2bbcf28ad07062f67a4ddaf1a37d0bbe0e9d9debc611df200b4d495ee9d63a8aadffef6f5fc8fb70c6d3baabbb7e5994c7cecc
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzld:eSABNx6vb4RoI4pyjHYLhal01UoPXh
TLSH
T18D839C07ABA958E9E1206870162D773493EF946F3B2497A38384FE4DA533DC5EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4528-9-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/5444-6-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5532-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5532-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads