Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 08:44
Behavioral task
behavioral1
Sample
2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_coinminer_elex_wannacry.exe
Resource
win10v2004-20260513-en
General
- Target 2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_coinminer_elex_wannacry.exe
- Size 173KB
- Sample260819-knl64s1bme
- SHA256 6910c77d6fb5f8eb54205550c6410d0938d32aed445128e78e29d0b0f76cb94e
- MD5 0f3eecd7ed586fd55f33c1ae2e1e54d6
- SHA1 a46b96559afbea9bd79234b982fe8a150f8e53b2
- SHA512 3178248c5aad07f8c4130f7258fbe37ac0a8da4c5aec44b454be55efa98e20a6c4980dd7bb4b5e0d0e315213c1add6772b7fcf0bd265a92f9ab9840f20cd0b4a
- SSDEEP 3072:h1qLbqRhEAZqR29I5pmHr8/iOwkZ4YHvpzerWA0luLUqm:h0AZ42S5pp/dWYHBAWd+m
- TLSH T16F04F101A759951AD333093F0622127EA6BEBD344F1C75D3E7C9BA2E5139FE0A62121F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Farfli Backdoor 5 IoCs
resource yara_rule behavioral2/memory/4876-7-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli behavioral2/memory/4876-9-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli behavioral2/memory/4876-10-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli behavioral2/memory/4876-11-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli behavioral2/memory/4876-12-0x0000000010000000-0x000000001003A000-memory.dmp family_farfli - Detects executables containing base64 encoded User Agent 5 IoCs
resource yara_rule behavioral2/memory/4876-7-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4876-9-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4876-10-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4876-11-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent behavioral2/memory/4876-12-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent - Detects executables packed with VMProtect. 5 IoCs
resource yara_rule behavioral2/memory/4876-7-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4876-9-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4876-10-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4876-11-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect behavioral2/memory/4876-12-0x0000000010000000-0x000000001003A000-memory.dmp INDICATOR_EXE_Packed_VMProtect - UPX dump on OEP (original entry point) 8 IoCs
resource yara_rule behavioral2/files/0x000d00000001b87d-1.dat UPX behavioral2/files/0x000e00000001c53b-4.dat UPX behavioral2/memory/4876-6-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/4876-7-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/4876-9-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/4876-10-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/4876-11-0x0000000010000000-0x000000001003A000-memory.dmp UPX behavioral2/memory/4876-12-0x0000000010000000-0x000000001003A000-memory.dmp UPX - Badlisted process makes network request 4 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 5 4876 rundll32.exe 8 4876 rundll32.exe 9 4876 rundll32.exe 12 4876 rundll32.exe - Deletes itself 1 IoCs
pid Process 5812 ladblc.exe - Executes dropped EXE 1 IoCs
pid Process 5812 ladblc.exe - Loads dropped DLL 1 IoCs
pid Process 4876 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-1-5-21-3797332335-34111092-3597280141-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\jhohn\\mjihr.jhm\",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) \??\m: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\d: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\b: 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/0x000d00000001b87d-1.dat upx - 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.
pid Process 4212 cmd.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 2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_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 ladblc.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 4212 cmd.exe 5552 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 5552 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe 4876 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4876 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1132 2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_coinminer_elex_wannacry.exe 5812 ladblc.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1132 wrote to memory of 4212 1132 2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_coinminer_elex_wannacry.exe 89 PID 4212 wrote to memory of 5552 4212 cmd.exe 91 PID 4212 wrote to memory of 5812 4212 cmd.exe 92 PID 5812 wrote to memory of 4876 5812 ladblc.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_coinminer_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_coinminer_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1132 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ladblc.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_coinminer_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:4212 -
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:5552
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C:\Users\Admin\AppData\Local\Temp\ladblc.exeC:\Users\Admin\AppData\Local\Temp\\ladblc.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-19_0f3eecd7ed586fd55f33c1ae2e1e54d6_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:5812 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\jhohn\mjihr.jhm",Exit C:\Users\Admin\AppData\Local\Temp\ladblc.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:4876
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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
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ladblc.exe
- Size 173KB
- SHA256 7b1f533b5b66585090d91f27a3492c0895da742d7916eac4dd7d510407b2a02a
- MD5 6036110f887305f55e405482ab5f2d48
- SHA1 2e59048b64469e947435f129231fb9ab9ce73d48
- SHA512 ff5bacbfc2276c5102320fcd3a46d1453ff50b0e969f2f0889c6d46fded41b6efe39cad220e44711ec788ded6d3f0769ac8b6fd6169b758447c75709036a741c
- SSDEEP 3072:h1qLbqRhEAZqR29I5pmHr8/iOwkZ4YHvpzerWA0luLUqW:h0AZ42S5pp/dWYHBAWd+W
- TLSH T12204F101A759951AD333093F0722127EA6BEBD344F1C75D3E7C9AA2E5138FE0A62121F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\jhohn\mjihr.jhm
- Size 116KB
- SHA256 53a1a5f96fce740b377bb053a358c0a50c63dfafddb8925d9aca66c852420872
- MD5 f05a84544193f908045a170532883815
- SHA1 3ad06ef6cc572a5e363d7fe05dcde5e646445994
- SHA512 eda15ad3d6656a0146fd9476b205d1aefb7f4f6ecd1ea73b46b39157bb62f99d531114fc5ea32de485382577a7cbff4ae0edd4efdab1706c9840a9d165bac2ff
- SSDEEP 3072:fCp96vhbrOz3bCMqKZ0V4Slz+n14q1/Jo5z5i4:6p961rOrDrZddJoz5i4
- TLSH T170C302D9B720C9EDC7E2727884BF6271170B908E4879D22F6CEEF89294711D0F0425B6
- MD5 SHA1 SHA512 SSDEEP TLSH