Analysis
- max time kernel
150s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
03/06/2026, 02:42
Behavioral task
behavioral1
Sample
2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe
Resource
win10v2004-20260513-en
General
- Target 2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe
- Size 170KB
- Sample260603-c7eblsav6n
- SHA256 53fa3ed7fd2555ac2ef3b29181b5a1e2698bd1addd2be725f9ff05a18cfd5718
- MD5 49b3e9676c63b9494d2a08096f0b9458
- SHA1 c1cbcf126593846b84225aa9bda3fe535f51fb3b
- SHA512 74897bbfce6955f706fe3028e9aa11c672d41bb36070f269d072303410f9d2515b9fd3f9ac44e49dafbb012932472184ead857f280f90ae027412fafb25f728d
- SSDEEP 3072:h1qLbqRhEAZqR29I5pmHr8/iOwkZ4YHvpzerWA0luLUq:h0AZ42S5pp/dWYHBAWd+
- TLSH T12404F101A759561AD333493F0A23127EA6BE7D344F1C75C3E7C9A92E5139BE0BA2121F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 4 IoCs
resource yara_rule behavioral2/memory/5036-8-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli behavioral2/memory/5036-9-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli behavioral2/memory/5036-11-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli behavioral2/memory/5036-12-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli - Detects executables containing base64 encoded User Agent 4 IoCs
resource yara_rule behavioral2/memory/5036-8-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/5036-9-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/5036-11-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/5036-12-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - Detects executables packed with VMProtect. 4 IoCs
resource yara_rule behavioral2/memory/5036-8-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/5036-9-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/5036-11-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/5036-12-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect - UPX dump on OEP (original entry point) 7 IoCs
resource yara_rule behavioral2/files/0x0019000000029416-2.dat UPX behavioral2/files/0x001a00000002b573-5.dat UPX behavioral2/memory/5036-7-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/5036-8-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/5036-9-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/5036-11-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/5036-12-0x0000000010000000-0x000000001003A000-memory.dmp UPX - Badlisted process makes network request 4 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 1 5036 rundll32.exe 3 5036 rundll32.exe 4 5036 rundll32.exe 5 5036 rundll32.exe - Deletes itself 1 IoCs
pid Process 4928 mgplndc.exe - Executes dropped EXE 1 IoCs
pid Process 4928 mgplndc.exe - Loads dropped DLL 1 IoCs
pid Process 5036 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-1-5-21-1768642833-2142038154-4041560723-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\vzefmuqda\\muush.usm\",Exit" 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) \??\e: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\g: 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) \??\t: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\x: 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 -
resource yara_rule behavioral2/files/0x0019000000029416-2.dat upx - 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 2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_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 mgplndc.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 4248 cmd.exe 3036 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 3036 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe 5036 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5036 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5064 2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe 4928 mgplndc.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5064 wrote to memory of 4248 5064 2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe 80 PID 4248 wrote to memory of 3036 4248 cmd.exe 82 PID 4248 wrote to memory of 4928 4248 cmd.exe 83 PID 4928 wrote to memory of 5036 4928 mgplndc.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\mgplndc.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4248 -
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:3036
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C:\Users\Admin\AppData\Local\Temp\mgplndc.exeC:\Users\Admin\AppData\Local\Temp\\mgplndc.exe "C:\Users\Admin\AppData\Local\Temp\2026-06-03_49b3e9676c63b9494d2a08096f0b9458_coinminer_elex_wannacry.exe"3⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4928 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\vzefmuqda\muush.usm",Exit C:\Users\Admin\AppData\Local\Temp\mgplndc.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)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5036
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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\mgplndc.exe
- Size 170KB
- SHA256 910e2da56ae1c993bd92cd0762fd6c7f9c7f2b39a9fc6c09dd224da8750fc4d2
- MD5 1234db6d0e9949e646a187074ac39dcc
- SHA1 873b71a0c0b0c1ad8574a2a458a92f4d01037895
- SHA512 966af38d35b30e54ac941874d868cc2aa8bab3250f48d2cd2cad537b36d07d13799e592a0dd404f9c588c59e2fb16f177bd2d8168ff3c70232280f09e618443d
- SSDEEP 3072:h1qLbqRhEAZqR29I5pmHr8/iOwkZ4YHvpzerWA0luLUqX:h0AZ42S5pp/dWYHBAWd+X
- TLSH T15D04F101A759961AD333493F0A22127EA6BE7D344F1C75C3E7C9692E5139FE0BA2121F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\vzefmuqda\muush.usm
- Size 116KB
- SHA256 53a1a5f96fce740b377bb053a358c0a50c63dfafddb8925d9aca66c852420872
- MD5 f05a84544193f908045a170532883815
- SHA1 3ad06ef6cc572a5e363d7fe05dcde5e646445994
- SHA512 eda15ad3d6656a0146fd9476b205d1aefb7f4f6ecd1ea73b46b39157bb62f99d531114fc5ea32de485382577a7cbff4ae0edd4efdab1706c9840a9d165bac2ff
- SSDEEP 3072:fCp96vhbrOz3bCMqKZ0V4Slz+n14q1/Jo5z5i4:6p961rOrDrZddJoz5i4
- TLSH T170C302D9B720C9EDC7E2727884BF6271170B908E4879D22F6CEEF89294711D0F0425B6
- MD5 SHA1 SHA512 SSDEEP TLSH