Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
23/08/2026, 07:45
General
- Target 2026-08-22_5fb0c2a9d7870c4e4a58ff9cf8a4f436_elex_remcos_wannacry.exe
- Size 64KB
- Sample260823-jll8navbja
- SHA256 0e52f6ae0ab3dce5902f72c0cb54ddba64cf1fe884f5ae6490d9b21f731bbf65
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 35 IoCs
- Detects Windows executables referencing non-Windows User-Agents 35 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\2026-08-22_5fb0c2a9d7870c4e4a58ff9cf8a4f436_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-22_5fb0c2a9d7870c4e4a58ff9cf8a4f436_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\{9710E670-71AA-48a1-A510-FF51195EA53B}.exeC:\Windows\{9710E670-71AA-48a1-A510-FF51195EA53B}.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\{8DA4981F-7610-48ce-A1A9-F13135CBBDA5}.exeC:\Windows\{8DA4981F-7610-48ce-A1A9-F13135CBBDA5}.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\{4C640556-033B-4706-AAAF-41FCEC4DB771}.exeC:\Windows\{4C640556-033B-4706-AAAF-41FCEC4DB771}.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\{267673B3-022D-45f4-8AB4-477B8AA0596D}.exeC:\Windows\{267673B3-022D-45f4-8AB4-477B8AA0596D}.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\{936AD761-6F3F-4dc0-96B2-5B46BDB42723}.exeC:\Windows\{936AD761-6F3F-4dc0-96B2-5B46BDB42723}.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\{05A8FE21-4FB8-46c3-98D4-195346D943D4}.exeC:\Windows\{05A8FE21-4FB8-46c3-98D4-195346D943D4}.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\{99A2127E-29E0-41b9-B518-284706F1BBDB}.exeC:\Windows\{99A2127E-29E0-41b9-B518-284706F1BBDB}.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\{884C0865-6384-49bc-A0E4-1798A0EB9A7A}.exeC:\Windows\{884C0865-6384-49bc-A0E4-1798A0EB9A7A}.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\{43F54F27-2A01-45bd-A2E0-06A66EC153E8}.exeC:\Windows\{43F54F27-2A01-45bd-A2E0-06A66EC153E8}.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\{3C89FFEE-C003-49b7-BAE9-61C4BE81905B}.exeC:\Windows\{3C89FFEE-C003-49b7-BAE9-61C4BE81905B}.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\{042DD941-2399-4a35-8153-0B9F280CBD49}.exeC:\Windows\{042DD941-2399-4a35-8153-0B9F280CBD49}.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\{3C89F~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\{43F54~1.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\{884C0~1.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\{99A21~1.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\{05A8F~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\{936AD~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\{26767~1.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\{4C640~1.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\{8DA49~1.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\{9710E~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\2026-0~1.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
{042DD941-2399-4a35-8153-0B9F280CBD49}.exe
{05A8FE21-4FB8-46c3-98D4-195346D943D4}.exe
{267673B3-022D-45f4-8AB4-477B8AA0596D}.exe
{3C89FFEE-C003-49b7-BAE9-61C4BE81905B}.exe
{43F54F27-2A01-45bd-A2E0-06A66EC153E8}.exe
{4C640556-033B-4706-AAAF-41FCEC4DB771}.exe
{884C0865-6384-49bc-A0E4-1798A0EB9A7A}.exe
{8DA4981F-7610-48ce-A1A9-F13135CBBDA5}.exe
{936AD761-6F3F-4dc0-96B2-5B46BDB42723}.exe
{9710E670-71AA-48a1-A510-FF51195EA53B}.exe
{99A2127E-29E0-41b9-B518-284706F1BBDB}.exe
memory/912-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/912-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1940-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1940-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2280-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2980-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2980-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3140-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3140-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3140-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3172-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3172-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3392-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3392-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4056-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4056-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4660-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4660-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4724-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4724-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4976-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4976-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5660-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5660-75-0x0000000000400000-0x0000000000410000-memory.dmp