Analysis
- max time kernel
149s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260630-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 22:47
Static task
static1
Behavioral task
behavioral1
Sample
2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe
Resource
win10v2004-20260513-en
General
- Target 2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe
- Size 585KB
- Sample260702-2qq2hscy3k
- SHA256 98a439c9d89167b914c44a0cf082833310d582c451e94f03028623bec38f4450
- MD5 67c5943f49d178ea17eab438908650c3
- SHA1 4785b8ac743477813691c3f4f22692e5f0af195e
- SHA512 f87283a56b8803a4ce0783560b204ddca79c3d9f0d8085abc07b5b7bc0b61974e2576111caf4f6c2e51a78837be7fcd4363b2fad4ef8dc728fe5298ffcc5a3c0
- SSDEEP 6144:WAMejnmtYZnAmGJ/8uADNFlbF/joovD6fkjOmfPWq6da0npNuu:HMimtuAmGJ/85BbFb976s3Wq6d7npUu
- TLSH T1E4D41242F592887AD43DDB34D75B8B35A3D299707A064262838CAC9FEDB9F0787053D8
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 3 IoCs
resource yara_rule behavioral2/memory/3232-9-0x0000000010000000-0x0000000010090000-memory.dmp family_farfli behavioral2/memory/3232-10-0x0000000010000000-0x0000000010090000-memory.dmp family_farfli behavioral2/memory/3232-12-0x0000000010000000-0x0000000010090000-memory.dmp family_farfli - Detects executables containing base64 encoded User Agent 3 IoCs
resource yara_rule behavioral2/memory/3232-9-0x0000000010000000-0x0000000010090000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/3232-10-0x0000000010000000-0x0000000010090000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/3232-12-0x0000000010000000-0x0000000010090000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - Badlisted process makes network request 8 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 1 3232 rundll32.exe 2 3232 rundll32.exe 3 3232 rundll32.exe 4 3232 rundll32.exe 5 3232 rundll32.exe 6 3232 rundll32.exe 7 3232 rundll32.exe 8 3232 rundll32.exe - Deletes itself 1 IoCs
pid Process 5784 hshbsjru.exe - Executes dropped EXE 1 IoCs
pid Process 5784 hshbsjru.exe - Loads dropped DLL 1 IoCs
pid Process 3232 rundll32.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2132828192-1552876075-2324613956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Meture = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\ojxci\\rnlnhbogh.dll\",Decompress" rundll32.exe - Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\d: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\y: rundll32.exe - Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 rundll32.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3232 rundll32.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\ojxci hshbsjru.exe File created \??\c:\Program Files\ojxci\rnlnhbogh.dll hshbsjru.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-02_67c5943f49d178ea17eab438908650c3_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 hshbsjru.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.
pid Process 3144 cmd.exe 2544 PING.EXE - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 2544 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe 3232 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3232 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1908 2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe 5784 hshbsjru.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1908 wrote to memory of 3144 1908 2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe 88 PID 3144 wrote to memory of 2544 3144 cmd.exe 90 PID 3144 wrote to memory of 5784 3144 cmd.exe 91 PID 5784 wrote to memory of 3232 5784 hshbsjru.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\hshbsjru.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2544
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C:\Users\Admin\AppData\Local\Temp\hshbsjru.exeC:\Users\Admin\AppData\Local\Temp\\hshbsjru.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-02_67c5943f49d178ea17eab438908650c3_elex_wannacry.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5784 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\ojxci\rnlnhbogh.dll",Decompress C:\Users\Admin\AppData\Local\Temp\hshbsjru.exe4⤵
- Badlisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3232
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\hshbsjru.exe
- Size 585KB
- SHA256 786288119f60f0e1affcac2c59eb69b2bffe16bab577aeeb19e5ee580e34e08c
- MD5 265835554da7f3cd20dffd41e51d8739
- SHA1 5351eabd83467866e9f5c5ebffcaa33f1d8ad2a6
- SHA512 c2702d6decad62e3cd0a96363287aad42bb0dc99e8f26eb29b3c0d606fbeaae867ce3eba197c8abfdc313a5a8f85f7bdbcdff8999a66112f100757f56115bc1f
- SSDEEP 6144:WAMejnmtYZnAmGJ/8uADNFlbF/joovD6fkjOmfPWq6da0npNuu:HMimtuAmGJ/85BbFb976s3Wq6d7npUu
- TLSH T1B7D41242F592887AD43DDB34D75B8B35A3D299707A064262838CAC9FEDB9F0787053D8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\Program Files\ojxci\rnlnhbogh.dll
- Size 266KB
- SHA256 186341eda3cadf7bb240923394ef68748ecf361fdf5be21edbc5c422a312308b
- MD5 8250bed4e7fb44920c1b683291367db6
- SHA1 65b41395cd4092921e685c9ae2ae55685b9e1b00
- SHA512 72163986167c86246905a5c0d1d2cbb7b3d0b6f6b3c837d7a63b46edfb851a1fa6bc57f840bba511b7f13998effaaab017986200ebe91e7b596ee2111b2d3658
- SSDEEP 6144:/hJkmMlGAzciA4nhT5ai7Ohk/0BFen/xm3:/hJEQloHOXM43
- TLSH T1CD4423915B3E34B3FC5F2B327A77E56FFB7422342862899FC78F422165936501019792
- MD5 SHA1 SHA512 SSDEEP TLSH