Analysis
- max time kernel
149s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
16/08/2026, 01:53
General
- Target 2026-08-16_bf9db24d36ca669a6b1c8aae256aaf02_elex_remcos_wannacry.exe
- Size 59KB
- Sample260816-ca78esbl4z
- SHA256 9e48058ec1fd9e70e7efc3574db126dd4cfaa88a62f61dcec0e7cb9ae437081f
Score
10/10
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 11 IoCs
- Detects Windows executables referencing non-Windows User-Agents 11 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\2026-08-16_bf9db24d36ca669a6b1c8aae256aaf02_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-16_bf9db24d36ca669a6b1c8aae256aaf02_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\{6BB02C0F-D760-4b95-9621-F4A087FBE0C4}.exeC:\Windows\{6BB02C0F-D760-4b95-9621-F4A087FBE0C4}.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\{1869A80F-9D82-4704-AE0F-2A5DB365C953}.exeC:\Windows\{1869A80F-9D82-4704-AE0F-2A5DB365C953}.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\{421E8591-559B-4fda-89DF-CA0519FA3C49}.exeC:\Windows\{421E8591-559B-4fda-89DF-CA0519FA3C49}.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\{844197EC-58DF-4609-9F0B-4083794B2395}.exeC:\Windows\{844197EC-58DF-4609-9F0B-4083794B2395}.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\{617A3CBC-9EB9-4294-A489-B81316F85B5D}.exeC:\Windows\{617A3CBC-9EB9-4294-A489-B81316F85B5D}.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\{05DA98E1-F2AF-460c-98AE-1B57C836DBDE}.exeC:\Windows\{05DA98E1-F2AF-460c-98AE-1B57C836DBDE}.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\{11E8FAB6-97F8-4e2c-8146-5B55874FCC68}.exeC:\Windows\{11E8FAB6-97F8-4e2c-8146-5B55874FCC68}.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\{93F779E0-4B20-41c7-8F08-BEF939D6BCF5}.exeC:\Windows\{93F779E0-4B20-41c7-8F08-BEF939D6BCF5}.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\{5481A122-35DF-4ab1-957F-11F0A72194B4}.exeC:\Windows\{5481A122-35DF-4ab1-957F-11F0A72194B4}.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\{9F1D0E1B-5627-4540-8B8D-FCC506851D7F}.exeC:\Windows\{9F1D0E1B-5627-4540-8B8D-FCC506851D7F}.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\{1B493864-3AF4-4f02-A508-340D5F537D3F}.exeC:\Windows\{1B493864-3AF4-4f02-A508-340D5F537D3F}.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\{9F1D0~1.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\{5481A~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\{93F77~1.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\{11E8F~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\{05DA9~1.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\{617A3~1.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\{84419~1.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\{421E8~1.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\{1869A~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\{6BB02~1.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
{05DA98E1-F2AF-460c-98AE-1B57C836DBDE}.exe
{11E8FAB6-97F8-4e2c-8146-5B55874FCC68}.exe
{1869A80F-9D82-4704-AE0F-2A5DB365C953}.exe
{1B493864-3AF4-4f02-A508-340D5F537D3F}.exe
{421E8591-559B-4fda-89DF-CA0519FA3C49}.exe
{5481A122-35DF-4ab1-957F-11F0A72194B4}.exe
{617A3CBC-9EB9-4294-A489-B81316F85B5D}.exe
{6BB02C0F-D760-4b95-9621-F4A087FBE0C4}.exe
{844197EC-58DF-4609-9F0B-4083794B2395}.exe
{93F779E0-4B20-41c7-8F08-BEF939D6BCF5}.exe
{9F1D0E1B-5627-4540-8B8D-FCC506851D7F}.exe