Analysis
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max time kernel
120s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07-01-2025 17:58
Behavioral task
behavioral1
Sample
d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe
Resource
win7-20241023-en
windows7-x64
21 signatures
120 seconds
General
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Target
d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe
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Size
283KB
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MD5
78827ea6267d6e13deeaabf83c564a30
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SHA1
358f5b6da89fce5b40bb656f04e96ac9beaa6793
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SHA256
d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50e
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SHA512
3588556725d823cb38fd497cea795b9b35a8b0e1e15e0472265bb7060d344b4aaae3d1162e7fcb1ef90da8d2208e29d0853f31f07af4ad48e5e4560cd7010d74
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SSDEEP
6144:FcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37C:FcW7KEZlPzCy37C
Malware Config
Extracted
Family
darkcomet
Botnet
Hack
C2
slimeftp.ddns.net:1604
Mutex
DC_MUTEX-QPDTQVV
Attributes
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InstallPath
friedhost.exe
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gencode
N9ngM7z9Ub0y
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
friedhost.exe
Signatures
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\friedhost.exe" d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile friedhost.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" friedhost.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" friedhost.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" friedhost.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" friedhost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" friedhost.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" friedhost.exe -
Disables Task Manager via registry modification
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Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2560 attrib.exe 2948 attrib.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe -
Executes dropped EXE 1 IoCs
pid Process 1804 friedhost.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" friedhost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" friedhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\friedhost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\friedhost.exe" d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe -
resource yara_rule behavioral2/memory/5100-0-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/files/0x000c000000023ba8-6.dat upx behavioral2/memory/5100-16-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-17-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-18-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-19-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-20-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-21-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-22-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-23-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-24-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-25-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-26-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-27-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/1804-28-0x0000000000400000-0x00000000004C7000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language friedhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeSecurityPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeTakeOwnershipPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeLoadDriverPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeSystemProfilePrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeSystemtimePrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeProfSingleProcessPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeIncBasePriorityPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeCreatePagefilePrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeBackupPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeRestorePrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeShutdownPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeDebugPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeSystemEnvironmentPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeChangeNotifyPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeRemoteShutdownPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeUndockPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeManageVolumePrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeImpersonatePrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeCreateGlobalPrivilege 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: 33 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: 34 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: 35 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: 36 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe Token: SeIncreaseQuotaPrivilege 1804 friedhost.exe Token: SeSecurityPrivilege 1804 friedhost.exe Token: SeTakeOwnershipPrivilege 1804 friedhost.exe Token: SeLoadDriverPrivilege 1804 friedhost.exe Token: SeSystemProfilePrivilege 1804 friedhost.exe Token: SeSystemtimePrivilege 1804 friedhost.exe Token: SeProfSingleProcessPrivilege 1804 friedhost.exe Token: SeIncBasePriorityPrivilege 1804 friedhost.exe Token: SeCreatePagefilePrivilege 1804 friedhost.exe Token: SeBackupPrivilege 1804 friedhost.exe Token: SeRestorePrivilege 1804 friedhost.exe Token: SeShutdownPrivilege 1804 friedhost.exe Token: SeDebugPrivilege 1804 friedhost.exe Token: SeSystemEnvironmentPrivilege 1804 friedhost.exe Token: SeChangeNotifyPrivilege 1804 friedhost.exe Token: SeRemoteShutdownPrivilege 1804 friedhost.exe Token: SeUndockPrivilege 1804 friedhost.exe Token: SeManageVolumePrivilege 1804 friedhost.exe Token: SeImpersonatePrivilege 1804 friedhost.exe Token: SeCreateGlobalPrivilege 1804 friedhost.exe Token: 33 1804 friedhost.exe Token: 34 1804 friedhost.exe Token: 35 1804 friedhost.exe Token: 36 1804 friedhost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1804 friedhost.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 5100 wrote to memory of 684 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 83 PID 5100 wrote to memory of 684 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 83 PID 5100 wrote to memory of 684 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 83 PID 5100 wrote to memory of 3668 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 84 PID 5100 wrote to memory of 3668 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 84 PID 5100 wrote to memory of 3668 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 84 PID 5100 wrote to memory of 1804 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 87 PID 5100 wrote to memory of 1804 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 87 PID 5100 wrote to memory of 1804 5100 d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe 87 PID 684 wrote to memory of 2948 684 cmd.exe 88 PID 684 wrote to memory of 2948 684 cmd.exe 88 PID 684 wrote to memory of 2948 684 cmd.exe 88 PID 3668 wrote to memory of 2560 3668 cmd.exe 89 PID 3668 wrote to memory of 2560 3668 cmd.exe 89 PID 3668 wrote to memory of 2560 3668 cmd.exe 89 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 PID 1804 wrote to memory of 4032 1804 friedhost.exe 90 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion friedhost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern friedhost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" friedhost.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2948 attrib.exe 2560 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe"C:\Users\Admin\AppData\Local\Temp\d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5100 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:684 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50eN.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2948
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2560
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C:\Users\Admin\AppData\Roaming\friedhost.exe"C:\Users\Admin\AppData\Roaming\friedhost.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1804 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- System Location Discovery: System Language Discovery
PID:4032
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
7Replay Monitor
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Downloads
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Filesize
283KB
MD578827ea6267d6e13deeaabf83c564a30
SHA1358f5b6da89fce5b40bb656f04e96ac9beaa6793
SHA256d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50e
SHA5123588556725d823cb38fd497cea795b9b35a8b0e1e15e0472265bb7060d344b4aaae3d1162e7fcb1ef90da8d2208e29d0853f31f07af4ad48e5e4560cd7010d74