06db923a58d1d4e2eb66eba6878eb71d7e52d0b5bc047acab7353fb040654c4a

General

Target
2026-07-22_708f625e575a010b9d22d4469bdd7072_elex_wannacry.exe
Size 85KB
Sample260722-3sj7esdf87
SHA256 06db923a58d1d4e2eb66eba6878eb71d7e52d0b5bc047acab7353fb040654c4a
MD5 708f625e575a010b9d22d4469bdd7072
SHA1 2cdb62d2fa7dca460f68214ac313be7a0b065b71
SHA512 85b7dd00219e9c00a6937b7ad3d940813e5ea94518fbb14ba42bef6570d55fac91f6f2b18f0d2978579f84b253d7750efd8e50bb679f19561df57161b7f382a0
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlg:eSABNx6vb4RoI4pyjHYLhal01UoPX
TLSH
T124839D0BABAA58D9E120AC70152D377593EF94AF3B259B938344FE4D9533CC1EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2496	mtxqmmt.exe

Executes dropped EXE 1 IoCs

pid	Process
2496	mtxqmmt.exe

Loads dropped DLL 1 IoCs

pid	Process
2596	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
2988	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5008	2596	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	2026-07-22_708f625e575a010b9d22d4469bdd7072_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	mtxqmmt.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
2988	cmd.exe
4928	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4928	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1248	2026-07-22_708f625e575a010b9d22d4469bdd7072_elex_wannacry.exe
2496	mtxqmmt.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 2988	1248	2026-07-22_708f625e575a010b9d22d4469bdd7072_elex_wannacry.exe	89
PID 2988 wrote to memory of 4928	2988	cmd.exe	91
PID 2988 wrote to memory of 2496	2988	cmd.exe	92
PID 2496 wrote to memory of 2596	2496	mtxqmmt.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-07-22_708f625e575a010b9d22d4469bdd7072_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-22_708f625e575a010b9d22d4469bdd7072_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\mtxqmmt.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-22_708f625e575a010b9d22d4469bdd7072_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:2988
- - 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:4928
- - \??\c:\mtxqmmt.exe
    c:\mtxqmmt.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-22_708f625e575a010b9d22d4469bdd7072_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2496
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\vyyzt\hpuay.dll",DoVirusScan c:\mtxqmmt.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:2596
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 476
        5⤵
        Program crash
        
        PID:5008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 2596 -ip 2596
1⤵
PID:2568

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

mtxqmmt.exe

Path \??\c:\mtxqmmt.exe
Size 86KB
SHA256 9ef3c8c2a2b55090c0ae9898b04e41cf72bf8777741f8cfa1bf0d9e80fae78f4
MD5 812846fc830bf36fe33dda9730b1a369
SHA1 07c3dc2970cc5c961b0a76773bdbe59652730a7a
SHA512 269f1f3e17fa89b6c084ee70f5269bd407e2bd6562f76b901cfdd57da90e04e86cff1d66de893d0efe9653bb4ce02670cf080713b711865cdde81e52a0f995d2
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlj:eSABNx6vb4RoI4pyjHYLhal01UoPXH
TLSH
T134839D0BABAA58D9E120AC70152D377593EF946F3B259BA38344FE4D9533CC1EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

hpuay.dll

Path \??\c:\vyyzt\hpuay.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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memory/1248-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/1248-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/2496-6-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/2596-9-0x0000000010000000-0x0000000010032000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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