Analysis
- max time kernel
148s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20250129-en - resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system - submitted
06/02/2025, 23:24
Static task
static1
Behavioral task
behavioral1
Sample
46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe
Resource
win10v2004-20250129-en
General
- Target 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe
- Size 728KB
- Sample250206-3dnw3asmfq
- SHA256 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8
- MD5 99942820fbdabf1b956942792f72d77d
- SHA1 7998febcab0198f069ebeb43ea225dca5d91c91e
- SHA512 deb4ca2059b615f18013338e61b45c5fd0f0e10f33bde9d433983460dc478473c73a11a7c88bdf4202d8e7459ddca0c041f8f41820f8eba5499cfaf79c82f8c3
- SSDEEP 12288:H9Zm/tAPnykfZAHr7+voateI/ie6bEmLLFfLB7oAEEIyhkfqWqxkCsUtNvSqo9NG:KyoWChRoQQo
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Blackshades
Blackshades is a remote access trojan with various capabilities.
- Blackshades family
- Blackshades payload 15 IoCs
resource yara_rule behavioral2/memory/2136-12-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-14-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-22-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-19-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-24-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-25-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-29-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-33-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-36-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-39-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-43-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-46-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-49-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-56-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades behavioral2/memory/2136-69-0x0000000000400000-0x0000000000470000-memory.dmp family_blackshades - Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Bild3425.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Bild3425.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe = "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\csc.exe:*:Enabled:Windows Messanger" reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.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-1-5-21-4174397412-4125106315-2776226590-1000\Control Panel\International\Geo\Nation 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe - Executes dropped EXE 1 IoCs
pid Process 3056 svchost.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe" 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3056 set thread context of 2136 3056 svchost.exe 91 - Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs
When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\svchost.exe:Zone.Identifier cmd.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 12 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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Modifies registry key 1 TTPs 4 IoCs
pid Process 2008 reg.exe 3124 reg.exe 2560 reg.exe 1184 reg.exe - NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\svchost.exe:Zone.Identifier cmd.exe - Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeDebugPrivilege 3572 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe Token: 1 2136 csc.exe Token: SeCreateTokenPrivilege 2136 csc.exe Token: SeAssignPrimaryTokenPrivilege 2136 csc.exe Token: SeLockMemoryPrivilege 2136 csc.exe Token: SeIncreaseQuotaPrivilege 2136 csc.exe Token: SeMachineAccountPrivilege 2136 csc.exe Token: SeTcbPrivilege 2136 csc.exe Token: SeSecurityPrivilege 2136 csc.exe Token: SeTakeOwnershipPrivilege 2136 csc.exe Token: SeLoadDriverPrivilege 2136 csc.exe Token: SeSystemProfilePrivilege 2136 csc.exe Token: SeSystemtimePrivilege 2136 csc.exe Token: SeProfSingleProcessPrivilege 2136 csc.exe Token: SeIncBasePriorityPrivilege 2136 csc.exe Token: SeCreatePagefilePrivilege 2136 csc.exe Token: SeCreatePermanentPrivilege 2136 csc.exe Token: SeBackupPrivilege 2136 csc.exe Token: SeRestorePrivilege 2136 csc.exe Token: SeShutdownPrivilege 2136 csc.exe Token: SeDebugPrivilege 2136 csc.exe Token: SeAuditPrivilege 2136 csc.exe Token: SeSystemEnvironmentPrivilege 2136 csc.exe Token: SeChangeNotifyPrivilege 2136 csc.exe Token: SeRemoteShutdownPrivilege 2136 csc.exe Token: SeUndockPrivilege 2136 csc.exe Token: SeSyncAgentPrivilege 2136 csc.exe Token: SeEnableDelegationPrivilege 2136 csc.exe Token: SeManageVolumePrivilege 2136 csc.exe Token: SeImpersonatePrivilege 2136 csc.exe Token: SeCreateGlobalPrivilege 2136 csc.exe Token: 31 2136 csc.exe Token: 32 2136 csc.exe Token: 33 2136 csc.exe Token: 34 2136 csc.exe Token: 35 2136 csc.exe Token: SeDebugPrivilege 2136 csc.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2136 csc.exe 2136 csc.exe 2136 csc.exe - Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 3572 wrote to memory of 3132 3572 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe 86 PID 3572 wrote to memory of 3132 3572 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe 86 PID 3572 wrote to memory of 3132 3572 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe 86 PID 3572 wrote to memory of 3056 3572 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe 90 PID 3572 wrote to memory of 3056 3572 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe 90 PID 3572 wrote to memory of 3056 3572 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe 90 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 3056 wrote to memory of 2136 3056 svchost.exe 91 PID 2136 wrote to memory of 2088 2136 csc.exe 92 PID 2136 wrote to memory of 2088 2136 csc.exe 92 PID 2136 wrote to memory of 2088 2136 csc.exe 92 PID 2136 wrote to memory of 368 2136 csc.exe 93 PID 2136 wrote to memory of 368 2136 csc.exe 93 PID 2136 wrote to memory of 368 2136 csc.exe 93 PID 2136 wrote to memory of 2632 2136 csc.exe 94 PID 2136 wrote to memory of 2632 2136 csc.exe 94 PID 2136 wrote to memory of 2632 2136 csc.exe 94 PID 2136 wrote to memory of 5072 2136 csc.exe 95 PID 2136 wrote to memory of 5072 2136 csc.exe 95 PID 2136 wrote to memory of 5072 2136 csc.exe 95 PID 2088 wrote to memory of 2008 2088 cmd.exe 100 PID 2088 wrote to memory of 2008 2088 cmd.exe 100 PID 2088 wrote to memory of 2008 2088 cmd.exe 100 PID 5072 wrote to memory of 1184 5072 cmd.exe 101 PID 5072 wrote to memory of 1184 5072 cmd.exe 101 PID 5072 wrote to memory of 1184 5072 cmd.exe 101 PID 368 wrote to memory of 3124 368 cmd.exe 102 PID 368 wrote to memory of 3124 368 cmd.exe 102 PID 368 wrote to memory of 3124 368 cmd.exe 102 PID 2632 wrote to memory of 2560 2632 cmd.exe 103 PID 2632 wrote to memory of 2560 2632 cmd.exe 103 PID 2632 wrote to memory of 2560 2632 cmd.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe"C:\Users\Admin\AppData\Local\Temp\46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe"1⤵
- 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:3572 -
C:\Windows\SysWOW64\cmd.exe"cmd"2⤵
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
PID:3132
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C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2008
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3124
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2560
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Bild3425.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Bild3425.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Bild3425.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Bild3425.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1184
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
- Size 728KB
- SHA256 46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8
- MD5 99942820fbdabf1b956942792f72d77d
- SHA1 7998febcab0198f069ebeb43ea225dca5d91c91e
- SHA512 deb4ca2059b615f18013338e61b45c5fd0f0e10f33bde9d433983460dc478473c73a11a7c88bdf4202d8e7459ddca0c041f8f41820f8eba5499cfaf79c82f8c3
- SSDEEP 12288:H9Zm/tAPnykfZAHr7+voateI/ie6bEmLLFfLB7oAEEIyhkfqWqxkCsUtNvSqo9NG:KyoWChRoQQo
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\svchost.exe:Zone.Identifier
- Size 2B
- SHA256 7eb70257593da06f682a3ddda54a9d260d4fc514f645237f5ca74b08f8da61a6
- MD5 81051bcc2cf1bedf378224b0a93e2877
- SHA1 ba8ab5a0280b953aa97435ff8946cbcbb2755a27
- SHA512 1b302a2f1e624a5fb5ad94ddc4e5f8bfd74d26fa37512d0e5face303d8c40eee0d0ffa3649f5da43f439914d128166cb6c4774a7caa3b174d7535451eb697b5d
- MD5 SHA1 SHA512