Analysis
- max time kernel
37s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/04/2026, 11:19
Static task
static1
Behavioral task
behavioral1
Sample
2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win11-20260130-en
General
- Target 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 2.0MB
- Sample260424-ne3dhsf181
- SHA256 0ceac172b5af0c51a5f2e5c2beb2a3e9289832a92f21b0b4e5f5271bcea69cb3
- MD5 e34cafe3fbb130824e8e3153693d1a20
- SHA1 58b6b334978038025998585afcd45fd6d40a98f7
- SHA512 d1c7d92b2c3529576640b16a68ae50370640be080708b3a04e49f6029f4cc13575c1c67b3c098a165096d71e93558d8add66cd40e8c1e72496c4746d5fa51d84
- SSDEEP 49152:SkQTAFYS/v6h3+1uhZcT2NnvOyLXXjFpNXCym/hXmL9W6EppQpM:SaF5CbhZcT2lvnDFpFW/twU7+M
- TLSH T12AA5337470D1C1B2E5A6103584CACB32A636B062877EC1CB7A9D77F56F603F1623A6C6
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\edge_BITS_4428_17523161\\smss.exe\"" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Process spawned unexpected child process 12 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3572 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5780 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1512 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1788 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3320 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5972 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3028 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1168 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5480 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 6004 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5956 4056 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3232 4056 schtasks.exe 86 - UAC bypass 3 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Detects executables packed with SmartAssembly 7 IoCs
resource yara_rule behavioral1/memory/4180-5235-0x0000000006310000-0x0000000006320000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly behavioral1/memory/4180-5242-0x0000000007890000-0x000000000789A000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly behavioral1/memory/4180-5250-0x0000000007B90000-0x0000000007B9C000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly behavioral1/memory/4180-5249-0x0000000007B70000-0x0000000007B7C000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly behavioral1/memory/4180-5252-0x0000000007BC0000-0x0000000007BCC000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly behavioral1/memory/4180-5258-0x00000000097D0000-0x00000000097DA000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly behavioral1/memory/4180-5254-0x0000000007C70000-0x0000000007C7A000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly - Command and Scripting Interpreter: PowerShell 1 TTPs 5 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 5132 powershell.exe 3732 powershell.exe 936 powershell.exe 4864 powershell.exe 2920 powershell.exe - Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\drivers\etc\hosts 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1609746302-1884177235-1125644204-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Program Files\\edge_BITS_4428_17523161\\smss.exe\"" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Program Files\\edge_BITS_4428_17523161\\smss.exe\"" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Checks whether UAC is enabled 1 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - SmartAssembly .NET packer 7 IoCs
Detects SmartAssembly .NET packer.
resource yara_rule behavioral1/memory/4180-5235-0x0000000006310000-0x0000000006320000-memory.dmp SmartAssembly behavioral1/memory/4180-5242-0x0000000007890000-0x000000000789A000-memory.dmp SmartAssembly behavioral1/memory/4180-5250-0x0000000007B90000-0x0000000007B9C000-memory.dmp SmartAssembly behavioral1/memory/4180-5249-0x0000000007B70000-0x0000000007B7C000-memory.dmp SmartAssembly behavioral1/memory/4180-5252-0x0000000007BC0000-0x0000000007BCC000-memory.dmp SmartAssembly behavioral1/memory/4180-5258-0x00000000097D0000-0x00000000097DA000-memory.dmp SmartAssembly behavioral1/memory/4180-5254-0x0000000007C70000-0x0000000007C7A000-memory.dmp SmartAssembly - Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files\edge_BITS_4428_17523161\smss.exe 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Program Files\edge_BITS_4428_17523161\smss.exe 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File created C:\Program Files\edge_BITS_4428_17523161\69ddcba757bf72 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 12 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1512 schtasks.exe 3320 schtasks.exe 5972 schtasks.exe 1168 schtasks.exe 5480 schtasks.exe 5956 schtasks.exe 3232 schtasks.exe 5780 schtasks.exe 1788 schtasks.exe 3028 schtasks.exe 6004 schtasks.exe 3572 schtasks.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4180 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4180 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4180 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4180 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" 2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"1⤵
- Modifies WinLogon for persistence
- UAC bypass
- Drops file in Drivers directory
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:4180 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\2026-04-24_e34cafe3fbb130824e8e3153693d1a20_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe'2⤵
- Command and Scripting Interpreter: PowerShell
PID:2920
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\edge_BITS_4428_17523161\smss.exe'2⤵
- Command and Scripting Interpreter: PowerShell
PID:4864
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Default User\explorer.exe'2⤵
- Command and Scripting Interpreter: PowerShell
PID:936
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe'2⤵
- Command and Scripting Interpreter: PowerShell
PID:3732
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\All Users\RuntimeBroker.exe'2⤵
- Command and Scripting Interpreter: PowerShell
PID:5132
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C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe"C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe"2⤵PID:5668
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "smsss" /sc MINUTE /mo 8 /tr "'C:\Program Files\edge_BITS_4428_17523161\smss.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3572
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Program Files\edge_BITS_4428_17523161\smss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5780
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "smsss" /sc MINUTE /mo 5 /tr "'C:\Program Files\edge_BITS_4428_17523161\smss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1512
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorere" /sc MINUTE /mo 9 /tr "'C:\Users\Default User\explorer.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3320
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Users\Default User\explorer.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1788
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorere" /sc MINUTE /mo 6 /tr "'C:\Users\Default User\explorer.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5972
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorere" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3028
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1168
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorere" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5480
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 13 /tr "'C:\Users\All Users\RuntimeBroker.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6004
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Users\All Users\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5956
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 12 /tr "'C:\Users\All Users\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3232
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C:\Users\All Users\RuntimeBroker.exe"C:\Users\All Users\RuntimeBroker.exe"1⤵PID:5040
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C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe"C:\Program Files (x86)\Windows Sidebar\Shared Gadgets\explorer.exe"1⤵PID:364
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C:\Users\Default User\explorer.exe"C:\Users\Default User\explorer.exe"1⤵PID:3112
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C:\Program Files\edge_BITS_4428_17523161\smss.exe"C:\Program Files\edge_BITS_4428_17523161\smss.exe"1⤵PID:5812
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\RuntimeBroker.exe
- Size 2.0MB
- SHA256 0ceac172b5af0c51a5f2e5c2beb2a3e9289832a92f21b0b4e5f5271bcea69cb3
- MD5 e34cafe3fbb130824e8e3153693d1a20
- SHA1 58b6b334978038025998585afcd45fd6d40a98f7
- SHA512 d1c7d92b2c3529576640b16a68ae50370640be080708b3a04e49f6029f4cc13575c1c67b3c098a165096d71e93558d8add66cd40e8c1e72496c4746d5fa51d84
- SSDEEP 49152:SkQTAFYS/v6h3+1uhZcT2NnvOyLXXjFpNXCym/hXmL9W6EppQpM:SaF5CbhZcT2lvnDFpFW/twU7+M
- TLSH T12AA5337470D1C1B2E5A6103584CACB32A636B062877EC1CB7A9D77F56F603F1623A6C6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\RCX91CC.tmp
- Size 2.0MB
- SHA256 f3914e229c946912d3ffba36262e3642b0615ed6ea888f33e61fda8565100f8c
- MD5 9fc600e6b5135536de940bf352c1f8c5
- SHA1 8aa0e148dc51bc871e08353b75618ab5a1f14cd7
- SHA512 761edef9084a0662bf747d0ebf909d66d12e814f2398ea335a3583e4feb4a27453f48fdd68b6555c3ec6497ec3c5a995b0bf20652d2cb25802dccfd2e406bc56
- SSDEEP 1536:4xxKY+T6KW5CvEyXWvE344wAL5LO8XvdPTwZI3sq5gnToIfnIOlIOjcTp5XSbR:4nDKW1LgppLRHMY0TBfJvjcTp5XSbR
- TLSH T1BCA56B2175C1C1B3C4B7113044E6CB799A7A3071076A96D7B7DD2BBA6E213E1A3362CE
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1n1wtbpg.ypb.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH