b456dab13d8582fbece7924123001dc737908edae598b06ddc34f7ce69c684fb

Analysis

max time kernel
148s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/07/2026, 11:55

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General

Target
2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_elex_wannacry.exe
Size 85KB
Sample260715-n3nv2aez2v
SHA256 b456dab13d8582fbece7924123001dc737908edae598b06ddc34f7ce69c684fb
MD5 70adfae4c33956d9a7d8ad6845e2e8b1
SHA1 d778b152be5a23507fd042eb14452bb4d1c33f40
SHA512 5a098ffae6df361c2a3f5a5235503cecd751625dd06a0176b87ad1b30b3716b6f1500e276e69bc2ab740d79a4fe809e8474e1a7c93d4dad4ef21b29dd08c0dae
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlS:eSABNx6vb4RoI4pyjHYLhal01UoPX+
TLSH
T103839D0BABA958E9E1206C70152E777493EF946F2B259BA38344FE4D9533CC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4324	jmgtwyfi.exe

Executes dropped EXE 1 IoCs

pid	Process
4324	jmgtwyfi.exe

Loads dropped DLL 1 IoCs

pid	Process
4092	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5824	4092	WerFault.exe	91

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	jmgtwyfi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_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
4588	cmd.exe
3000	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3000	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5856	2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_elex_wannacry.exe
4324	jmgtwyfi.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5856 wrote to memory of 4588	5856	2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_elex_wannacry.exe	87
PID 4588 wrote to memory of 3000	4588	cmd.exe	89
PID 4588 wrote to memory of 4324	4588	cmd.exe	90
PID 4324 wrote to memory of 4092	4324	jmgtwyfi.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5856
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\jmgtwyfi.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_elex_wannacry.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4588
- - 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:3000
- - \??\c:\jmgtwyfi.exe
    c:\jmgtwyfi.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-15_70adfae4c33956d9a7d8ad6845e2e8b1_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4324
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\bzrrr\srkhi.dll",DoVirusScan c:\jmgtwyfi.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 484
        5⤵
        Program crash
        
        PID:5824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4092 -ip 4092
1⤵
PID:4636

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

srkhi.dll

Path \??\c:\bzrrr\srkhi.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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jmgtwyfi.exe

Path \??\c:\jmgtwyfi.exe
Size 85KB
SHA256 19fdc60343d5ea421616a388a3a66c10070c25390942dcf81d5dff13b971fa40
MD5 74f2086dd10a865abc398d08c42c9e4f
SHA1 6df3108604b290d5f36ac26bf79c4884106effab
SHA512 5517158fc4fc270b777a1e5b9ddaccf7625c2b46205a8f3737b8e886ef60424dc3d8b01a60871e4c1f767781872957e44a38ac23d62e7a4d43ed65ab84a6eac0
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl9:eSABNx6vb4RoI4pyjHYLhal01UoPXB
TLSH
T1A4839D07ABA958E9E1206C70162E773493EF946E3B249BA38344FE4D9533DC5EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

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

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memory/4324-6-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5856-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5856-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads