Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
05/09/2026, 10:09
General
- Target 2026-09-04_587cdb28ba841ba383616f983071efa6_elex_remcos_wannacry.exe
- Size 64KB
- Sample260905-l6331ssbph
- SHA256 9bdea73f02210020f29c4f3e2f680f8ab61fd8338ef0f16c8b149220a7c918cf
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 33 IoCs
- Detects Windows executables referencing non-Windows User-Agents 33 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\2026-09-04_587cdb28ba841ba383616f983071efa6_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-04_587cdb28ba841ba383616f983071efa6_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\{F597DC7E-6F6E-476d-BE48-74AF5F2800A2}.exeC:\Windows\{F597DC7E-6F6E-476d-BE48-74AF5F2800A2}.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\{D6A9C54B-1C88-4794-8EE9-415F4EECDA79}.exeC:\Windows\{D6A9C54B-1C88-4794-8EE9-415F4EECDA79}.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
-
C:\Windows\{C6458371-2947-44cc-95EC-EB467EFCAC74}.exeC:\Windows\{C6458371-2947-44cc-95EC-EB467EFCAC74}.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\{F055A7F8-9B3F-4243-A29B-6BF8ABCA52C5}.exeC:\Windows\{F055A7F8-9B3F-4243-A29B-6BF8ABCA52C5}.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\{F4AFB4E9-29D2-4f47-B63F-BDF416A9A070}.exeC:\Windows\{F4AFB4E9-29D2-4f47-B63F-BDF416A9A070}.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\{77C4926A-80C5-415d-A86A-482F6DE95585}.exeC:\Windows\{77C4926A-80C5-415d-A86A-482F6DE95585}.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\{45989423-74F8-4eb2-8919-CFDB062D73EE}.exeC:\Windows\{45989423-74F8-4eb2-8919-CFDB062D73EE}.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\{6585C681-B0F6-4bd0-AD41-8B1B459715E7}.exeC:\Windows\{6585C681-B0F6-4bd0-AD41-8B1B459715E7}.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\{499CD091-E3F6-4a37-B4DE-60579DC8BC2E}.exeC:\Windows\{499CD091-E3F6-4a37-B4DE-60579DC8BC2E}.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\{B795ECA8-0FB6-43a2-B0EC-A3EE554F313D}.exeC:\Windows\{B795ECA8-0FB6-43a2-B0EC-A3EE554F313D}.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\{840217DE-A4C8-440e-B037-0698A5FA7095}.exeC:\Windows\{840217DE-A4C8-440e-B037-0698A5FA7095}.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\{B795E~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\{499CD~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\{6585C~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\{45989~1.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\{77C49~1.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\{F4AFB~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\{F055A~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\{C6458~1.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\{D6A9C~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\{F597D~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
{45989423-74F8-4eb2-8919-CFDB062D73EE}.exe
{499CD091-E3F6-4a37-B4DE-60579DC8BC2E}.exe
{6585C681-B0F6-4bd0-AD41-8B1B459715E7}.exe
{77C4926A-80C5-415d-A86A-482F6DE95585}.exe
{840217DE-A4C8-440e-B037-0698A5FA7095}.exe
{B795ECA8-0FB6-43a2-B0EC-A3EE554F313D}.exe
{C6458371-2947-44cc-95EC-EB467EFCAC74}.exe
{D6A9C54B-1C88-4794-8EE9-415F4EECDA79}.exe
{F055A7F8-9B3F-4243-A29B-6BF8ABCA52C5}.exe
{F4AFB4E9-29D2-4f47-B63F-BDF416A9A070}.exe
{F597DC7E-6F6E-476d-BE48-74AF5F2800A2}.exe
memory/828-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/828-30-0x0000000000400000-0x0000000000410000-memory.dmp
memory/988-53-0x0000000000400000-0x0000000000410000-memory.dmp
memory/988-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1652-46-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1652-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1948-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1948-11-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2184-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2184-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2488-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2488-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2488-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2696-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3532-25-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3532-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4172-16-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4172-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4868-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4924-18-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4924-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5028-63-0x0000000000400000-0x0000000000410000-memory.dmp