Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
05/05/2026, 11:44
General
- Target 2026-05-05_bf1ec373cf9511e7c741a2c1a55fb94c_bkransomware_elex_maze_rhadamanthys.exe
- Size 1.6MB
- Sample260505-nwdfqaev7y
- SHA256 dd29dec05cd8355baa5a03627c378523a4eabb66962ec70f0bc961250173b3d9
Malware Config
Signatures
- Executes dropped EXE 4 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 3 IoCs
- Drops file in Program Files directory 2 IoCs
- Drops file in Windows directory 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies system certificate store 2 TTPs 3 IoCs
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-05-05_bf1ec373cf9511e7c741a2c1a55fb94c_bkransomware_elex_maze_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-05_bf1ec373cf9511e7c741a2c1a55fb94c_bkransomware_elex_maze_rhadamanthys.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\IlUeN3kvjA6y4DZ.exeC:\Users\Admin\AppData\Local\Temp\IlUeN3kvjA6y4DZ.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"3⤵
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C:\ProgramData\Adobe\ARM\S\10365\AdobeARMHelper.exe"C:\ProgramData\Adobe\ARM\S\10365\AdobeARMHelper.exe" /ArmUpdate /MSI FOLDER:"C:\ProgramData\Adobe\ARM\S\10365" /MODE:3 /UpdateSelection:1 /PRODUCT:{291AA914-A987-4CE9-BD63-AC0A92D435E5} /VERSION:19.0 /LANG:ENU3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /ArmUpdate /MSI FOLDER:"C:\ProgramData\Adobe\ARM\S\10365" /MODE:3 /UpdateSelection:1 /PRODUCT:{291AA914-A987-4CE9-BD63-AC0A92D435E5} /VERSION:19.0 /LANG:ENU4⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\CTS.exeC:\Windows\CTS.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
ArmReport.ini
AdobeARM.msi
AdobeARMHelper.exe
RdrManifest2.msi
698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
8EC9B1D0ABBD7F98B401D425828828CE_54359052731E413C60F1C59EABAD4E05
8EC9B1D0ABBD7F98B401D425828828CE_5809FDAACC125718B26BC11DC8E8116A
C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
8EC9B1D0ABBD7F98B401D425828828CE_54359052731E413C60F1C59EABAD4E05
8EC9B1D0ABBD7F98B401D425828828CE_5809FDAACC125718B26BC11DC8E8116A
C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
excel.exe_Rules.xml
AdobeARM.log
ArmUI.ini
IlUeN3kvjA6y4DZ.exe
Rdr3210365.txt
ReportUpdaterPolicy10365.txt
Tmp67BE.tmp
Tmp79C1.tmp
Tmp7A2F.tmp
Tmp80B8.tmp
TmpAC7D.tmp
CTS.exe
ArmReport.ini
ArmReport.ini
ArmUI.ini
memory/3236-525-0x0000000000AE0000-0x0000000000B2A000-memory.dmp
memory/4436-348-0x0000000002BB0000-0x0000000002BBA000-memory.dmp
memory/4436-347-0x0000000002B90000-0x0000000002BA1000-memory.dmp
memory/4436-346-0x0000000001360000-0x00000000013AA000-memory.dmp
memory/4688-302-0x00000000019C0000-0x0000000001A0A000-memory.dmp
memory/4688-116-0x00000000019C0000-0x0000000001A0A000-memory.dmp
memory/4688-333-0x00000000019C0000-0x0000000001A0A000-memory.dmp