Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
25/10/2026, 09:35
General
- Target 2026-10-24_bc443e6171f323ba877c4410e84dcf93_elex_remcos_wannacry.exe
- Size 64KB
- Sample261025-lkkdsaez3t
- SHA256 c03d6544d7b20b6836c8922c085848789b3308bb2041878ff52651153e10eca1
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 34 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 34 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 22 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 11 IoCs
- Drops file in Windows directory 11 IoCs
- Executes a command shell one-liner 1 TTPs 11 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 23 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 11 IoCs
- Suspicious use of WriteProcessMemory 22 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-10-24_bc443e6171f323ba877c4410e84dcf93_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-24_bc443e6171f323ba877c4410e84dcf93_elex_remcos_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\{E9F505E8-D8DF-4287-981C-6600F31CC80C}.exeC:\Windows\{E9F505E8-D8DF-4287-981C-6600F31CC80C}.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\{0C762101-E5CA-4945-ACAC-84644B9053A6}.exeC:\Windows\{0C762101-E5CA-4945-ACAC-84644B9053A6}.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\{499BA7B9-A6A3-457d-B03B-955D4A3B9B4F}.exeC:\Windows\{499BA7B9-A6A3-457d-B03B-955D4A3B9B4F}.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\{9311A157-0149-449f-8494-8ABA280FCE84}.exeC:\Windows\{9311A157-0149-449f-8494-8ABA280FCE84}.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\{73BC4CCD-7337-48de-AD95-EF293DA82869}.exeC:\Windows\{73BC4CCD-7337-48de-AD95-EF293DA82869}.exe6⤵
- 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\{DA7B999F-C82F-4a75-9CF6-BA661438BF8D}.exeC:\Windows\{DA7B999F-C82F-4a75-9CF6-BA661438BF8D}.exe7⤵
- 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\{61D6BEAC-A05B-45ba-BE29-888CFB93F75F}.exeC:\Windows\{61D6BEAC-A05B-45ba-BE29-888CFB93F75F}.exe8⤵
- 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\{C529DE65-917E-4b03-AA59-AAA3338F8C9F}.exeC:\Windows\{C529DE65-917E-4b03-AA59-AAA3338F8C9F}.exe9⤵
- 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\{F2C461D5-0074-4d21-847D-F82101C34494}.exeC:\Windows\{F2C461D5-0074-4d21-847D-F82101C34494}.exe10⤵
- 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\{5E9598AC-EE05-40f7-BE75-8FC007A5A3F8}.exeC:\Windows\{5E9598AC-EE05-40f7-BE75-8FC007A5A3F8}.exe11⤵
- 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\{CD5DCB3F-1857-4b72-B220-27BE7F9B10DD}.exeC:\Windows\{CD5DCB3F-1857-4b72-B220-27BE7F9B10DD}.exe12⤵
- 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\{5E959~1.EXE > nul12⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{F2C46~1.EXE > nul11⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{C529D~1.EXE > nul10⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{61D6B~1.EXE > nul9⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{DA7B9~1.EXE > nul8⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{73BC4~1.EXE > nul7⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{9311A~1.EXE > nul6⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{499BA~1.EXE > nul5⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{0C762~1.EXE > nul4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{E9F50~1.EXE > nul3⤵
- Executes a command shell one-liner
- 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\2026-1~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{0C762101-E5CA-4945-ACAC-84644B9053A6}.exe
{499BA7B9-A6A3-457d-B03B-955D4A3B9B4F}.exe
{5E9598AC-EE05-40f7-BE75-8FC007A5A3F8}.exe
{61D6BEAC-A05B-45ba-BE29-888CFB93F75F}.exe
{73BC4CCD-7337-48de-AD95-EF293DA82869}.exe
{9311A157-0149-449f-8494-8ABA280FCE84}.exe
{C529DE65-917E-4b03-AA59-AAA3338F8C9F}.exe
{CD5DCB3F-1857-4b72-B220-27BE7F9B10DD}.exe
{DA7B999F-C82F-4a75-9CF6-BA661438BF8D}.exe
{E9F505E8-D8DF-4287-981C-6600F31CC80C}.exe
{F2C461D5-0074-4d21-847D-F82101C34494}.exe
memory/628-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/628-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/628-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/716-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1780-18-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1780-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2988-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2988-46-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4464-66-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4980-52-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4980-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5524-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5524-59-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5628-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5628-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5628-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5632-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5740-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5740-24-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5876-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5876-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6024-31-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6024-25-0x0000000000400000-0x0000000000410000-memory.dmp