Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
03/05/2026, 16:55
General
- Target 2026-05-03_72ee8499bfc64728d538528be995c747_elex_rincux_wannacry.exe
- Size 64KB
- Sample260503-ve73bsht4p
- SHA256 d273fb35575538ecf15ab473ce0da873b65609f3e0ce533d2f7b54eb3c7d6dd9
Malware Config
Signatures
- Family: Stormser, StormDDoS, StormAttack, Stormer
Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.
- Detects Stormser aka Storm DDoS and StormAttack 18 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 18 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 10 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 5 IoCs
- Drops file in Windows directory 5 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 11 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-05-03_72ee8499bfc64728d538528be995c747_elex_rincux_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-03_72ee8499bfc64728d538528be995c747_elex_rincux_wannacry.exe"1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{21E4BD92-112C-4db0-B6DA-C0920D1AB434}.exeC:\Windows\{21E4BD92-112C-4db0-B6DA-C0920D1AB434}.exe2⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{7F82C42C-5FD3-486f-A37A-CFEA88EF42E6}.exeC:\Windows\{7F82C42C-5FD3-486f-A37A-CFEA88EF42E6}.exe3⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{791FB413-462D-4c2e-93BF-995769696F07}.exeC:\Windows\{791FB413-462D-4c2e-93BF-995769696F07}.exe4⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{697380A1-5C9A-4728-99D2-622E39E6D29A}.exeC:\Windows\{697380A1-5C9A-4728-99D2-622E39E6D29A}.exe5⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\{7D4FA00B-DA0D-4249-91E3-565B77C33723}.exeC:\Windows\{7D4FA00B-DA0D-4249-91E3-565B77C33723}.exe6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{69738~1.EXE > nul6⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{791FB~1.EXE > nul5⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{7F82C~1.EXE > nul4⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{21E4B~1.EXE > nul3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{21E4BD92-112C-4db0-B6DA-C0920D1AB434}.exe
{697380A1-5C9A-4728-99D2-622E39E6D29A}.exe
{791FB413-462D-4c2e-93BF-995769696F07}.exe
{7D4FA00B-DA0D-4249-91E3-565B77C33723}.exe
{7F82C42C-5FD3-486f-A37A-CFEA88EF42E6}.exe
memory/2212-32-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2212-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2212-31-0x0000000000610000-0x0000000000730000-memory.dmp
memory/2212-27-0x0000000000610000-0x0000000000730000-memory.dmp
memory/2920-15-0x0000000000890000-0x00000000009B0000-memory.dmp
memory/2920-10-0x0000000000890000-0x00000000009B0000-memory.dmp
memory/2920-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2920-11-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2920-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3724-18-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3724-25-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3724-23-0x0000000000810000-0x0000000000930000-memory.dmp
memory/3724-19-0x0000000000810000-0x0000000000930000-memory.dmp
memory/4852-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-2-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-8-0x00000000009B0000-0x0000000000AD0000-memory.dmp
memory/4852-1-0x00000000009B0000-0x0000000000AD0000-memory.dmp
memory/5512-43-0x00000000008B0000-0x00000000009D0000-memory.dmp
memory/5512-46-0x00000000008B0000-0x00000000009D0000-memory.dmp
memory/5512-45-0x00000000008B0000-0x00000000009D0000-memory.dmp
memory/5512-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5860-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5860-39-0x00000000008B0000-0x00000000009D0000-memory.dmp
memory/5860-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5860-35-0x00000000008B0000-0x00000000009D0000-memory.dmp