Analysis
- max time kernel
149s - max time network
133s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
30/10/2026, 01:38
General
- Target 2026-10-28_78c1351e63eab880727a31f9c113e358_elex_remcos_wannacry.exe
- Size 60KB
- Sample261030-b2r5vavvbw
- SHA256 35cd00974cf30c5f009fdf7af0d07107728282cad4f6746353281597d2831c99
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 31 IoCs
- Detects Windows executables referencing non-Windows User-Agents 31 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\2026-10-28_78c1351e63eab880727a31f9c113e358_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_78c1351e63eab880727a31f9c113e358_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\{A0C582DD-C342-47b1-83AE-39057645254D}.exeC:\Windows\{A0C582DD-C342-47b1-83AE-39057645254D}.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\{503093BB-DB3D-4a0b-B3AC-037F33B33BEB}.exeC:\Windows\{503093BB-DB3D-4a0b-B3AC-037F33B33BEB}.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\{9B4630B8-57B5-44b5-95FE-8CD1591F68CA}.exeC:\Windows\{9B4630B8-57B5-44b5-95FE-8CD1591F68CA}.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\{548C6766-A694-41ea-BDC0-ADC89D320D50}.exeC:\Windows\{548C6766-A694-41ea-BDC0-ADC89D320D50}.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\{B28A60C4-DE14-4fb1-AEE6-98EB305FB63E}.exeC:\Windows\{B28A60C4-DE14-4fb1-AEE6-98EB305FB63E}.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\{E5A05F64-3D87-488d-BD0C-F1144C7BA85F}.exeC:\Windows\{E5A05F64-3D87-488d-BD0C-F1144C7BA85F}.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\{063926AA-53C3-43bd-B0D3-122C6D77F8D6}.exeC:\Windows\{063926AA-53C3-43bd-B0D3-122C6D77F8D6}.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\{233D8AED-186E-44b4-A789-32C8946EAE18}.exeC:\Windows\{233D8AED-186E-44b4-A789-32C8946EAE18}.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\{C067B8A4-AAA3-414f-AD2A-4DEC8D7E892D}.exeC:\Windows\{C067B8A4-AAA3-414f-AD2A-4DEC8D7E892D}.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\{A70F512C-B665-40ce-9537-6655F1515938}.exeC:\Windows\{A70F512C-B665-40ce-9537-6655F1515938}.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\{59D33433-DEF5-4b55-B9F8-E3104E3A2B6B}.exeC:\Windows\{59D33433-DEF5-4b55-B9F8-E3104E3A2B6B}.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\{A70F5~1.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\{C067B~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\{233D8~1.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\{06392~1.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\{E5A05~1.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\{B28A6~1.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\{548C6~1.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\{9B463~1.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\{50309~1.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\{A0C58~1.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
{063926AA-53C3-43bd-B0D3-122C6D77F8D6}.exe
{233D8AED-186E-44b4-A789-32C8946EAE18}.exe
{503093BB-DB3D-4a0b-B3AC-037F33B33BEB}.exe
{548C6766-A694-41ea-BDC0-ADC89D320D50}.exe
{59D33433-DEF5-4b55-B9F8-E3104E3A2B6B}.exe
{9B4630B8-57B5-44b5-95FE-8CD1591F68CA}.exe
{A0C582DD-C342-47b1-83AE-39057645254D}.exe
{A70F512C-B665-40ce-9537-6655F1515938}.exe
{B28A60C4-DE14-4fb1-AEE6-98EB305FB63E}.exe
{C067B8A4-AAA3-414f-AD2A-4DEC8D7E892D}.exe
{E5A05F64-3D87-488d-BD0C-F1144C7BA85F}.exe
memory/736-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1320-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1320-30-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-10-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2188-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2252-44-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3368-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4724-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4724-46-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5052-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5052-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5052-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5440-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5440-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5556-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5556-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5900-52-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5900-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5928-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5928-12-0x0000000000400000-0x0000000000410000-memory.dmp