Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-01-2025 00:54
Behavioral task
behavioral1
Sample
8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe
Resource
win10v2004-20241007-en
General
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Target
8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe
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Size
1.5MB
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MD5
03ad9709cc48d654f4bbe073a8b95c1e
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SHA1
aa7d3838e35ee7ee71543d40c9b20e5497df6a6e
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SHA256
8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea
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SHA512
a0d63f9ccdbf6f9e1504ebd47d756c6b1c6924249f17a39037e51c4e052bbbdbc6985d14599810a2cb3693480ca66d449fb2a49b83fc4179731a055542a82706
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SSDEEP
12288:Y+Qf9NxkERr1JzrDTzz7wHxhW88KH6Yn77TCNp8jToZGrhR0ZooS/:Ox0j8KaYnfTYp8/oZMGZY
Malware Config
Signatures
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Blackshades
Blackshades is a remote access trojan with various capabilities.
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Blackshades family
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Blackshades payload 8 IoCs
resource yara_rule behavioral2/memory/3652-38-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3652-35-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3652-51-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3652-53-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3652-55-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3652-58-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3652-60-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/3652-76-0x0000000000400000-0x000000000045D000-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 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 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\darkeye-nosttingspersistent2.exe = "C:\\Users\\Admin\\AppData\\Roaming\\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 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\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\winlogon.exe = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe -
Executes dropped EXE 3 IoCs
pid Process 4248 winlogon.exe 3652 winlogon.exe 1508 winlogon.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4248 set thread context of 3652 4248 winlogon.exe 87 PID 4248 set thread context of 1508 4248 winlogon.exe 88 -
resource yara_rule behavioral2/memory/3176-0-0x0000000000400000-0x000000000058F000-memory.dmp upx behavioral2/files/0x0008000000023ca2-16.dat upx behavioral2/memory/3176-30-0x0000000000400000-0x000000000058F000-memory.dmp upx behavioral2/memory/3652-31-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3652-34-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1508-46-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1508-49-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1508-45-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1508-42-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3652-38-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3652-35-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/4248-50-0x0000000000400000-0x000000000058F000-memory.dmp upx behavioral2/memory/3652-51-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1508-52-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3652-53-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3652-55-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3652-58-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3652-60-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3652-76-0x0000000000400000-0x000000000045D000-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 14 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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winlogon.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 cmd.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 winlogon.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winlogon.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 -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1444 reg.exe 4804 reg.exe 4140 reg.exe 3888 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 3652 winlogon.exe Token: SeCreateTokenPrivilege 3652 winlogon.exe Token: SeAssignPrimaryTokenPrivilege 3652 winlogon.exe Token: SeLockMemoryPrivilege 3652 winlogon.exe Token: SeIncreaseQuotaPrivilege 3652 winlogon.exe Token: SeMachineAccountPrivilege 3652 winlogon.exe Token: SeTcbPrivilege 3652 winlogon.exe Token: SeSecurityPrivilege 3652 winlogon.exe Token: SeTakeOwnershipPrivilege 3652 winlogon.exe Token: SeLoadDriverPrivilege 3652 winlogon.exe Token: SeSystemProfilePrivilege 3652 winlogon.exe Token: SeSystemtimePrivilege 3652 winlogon.exe Token: SeProfSingleProcessPrivilege 3652 winlogon.exe Token: SeIncBasePriorityPrivilege 3652 winlogon.exe Token: SeCreatePagefilePrivilege 3652 winlogon.exe Token: SeCreatePermanentPrivilege 3652 winlogon.exe Token: SeBackupPrivilege 3652 winlogon.exe Token: SeRestorePrivilege 3652 winlogon.exe Token: SeShutdownPrivilege 3652 winlogon.exe Token: SeDebugPrivilege 3652 winlogon.exe Token: SeAuditPrivilege 3652 winlogon.exe Token: SeSystemEnvironmentPrivilege 3652 winlogon.exe Token: SeChangeNotifyPrivilege 3652 winlogon.exe Token: SeRemoteShutdownPrivilege 3652 winlogon.exe Token: SeUndockPrivilege 3652 winlogon.exe Token: SeSyncAgentPrivilege 3652 winlogon.exe Token: SeEnableDelegationPrivilege 3652 winlogon.exe Token: SeManageVolumePrivilege 3652 winlogon.exe Token: SeImpersonatePrivilege 3652 winlogon.exe Token: SeCreateGlobalPrivilege 3652 winlogon.exe Token: 31 3652 winlogon.exe Token: 32 3652 winlogon.exe Token: 33 3652 winlogon.exe Token: 34 3652 winlogon.exe Token: 35 3652 winlogon.exe Token: SeDebugPrivilege 1508 winlogon.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3176 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe 4248 winlogon.exe 3652 winlogon.exe 3652 winlogon.exe 1508 winlogon.exe 3652 winlogon.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 3176 wrote to memory of 3092 3176 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe 82 PID 3176 wrote to memory of 3092 3176 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe 82 PID 3176 wrote to memory of 3092 3176 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe 82 PID 3092 wrote to memory of 3028 3092 cmd.exe 85 PID 3092 wrote to memory of 3028 3092 cmd.exe 85 PID 3092 wrote to memory of 3028 3092 cmd.exe 85 PID 3176 wrote to memory of 4248 3176 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe 86 PID 3176 wrote to memory of 4248 3176 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe 86 PID 3176 wrote to memory of 4248 3176 8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe 86 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 3652 4248 winlogon.exe 87 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 3652 wrote to memory of 5044 3652 winlogon.exe 89 PID 3652 wrote to memory of 5044 3652 winlogon.exe 89 PID 3652 wrote to memory of 5044 3652 winlogon.exe 89 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 3652 wrote to memory of 4612 3652 winlogon.exe 90 PID 3652 wrote to memory of 4612 3652 winlogon.exe 90 PID 3652 wrote to memory of 4612 3652 winlogon.exe 90 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 3652 wrote to memory of 1140 3652 winlogon.exe 91 PID 3652 wrote to memory of 1140 3652 winlogon.exe 91 PID 3652 wrote to memory of 1140 3652 winlogon.exe 91 PID 3652 wrote to memory of 3992 3652 winlogon.exe 92 PID 3652 wrote to memory of 3992 3652 winlogon.exe 92 PID 3652 wrote to memory of 3992 3652 winlogon.exe 92 PID 4248 wrote to memory of 1508 4248 winlogon.exe 88 PID 5044 wrote to memory of 1444 5044 cmd.exe 97 PID 5044 wrote to memory of 1444 5044 cmd.exe 97 PID 5044 wrote to memory of 1444 5044 cmd.exe 97 PID 1140 wrote to memory of 4804 1140 cmd.exe 98 PID 1140 wrote to memory of 4804 1140 cmd.exe 98 PID 1140 wrote to memory of 4804 1140 cmd.exe 98 PID 4612 wrote to memory of 4140 4612 cmd.exe 99 PID 4612 wrote to memory of 4140 4612 cmd.exe 99 PID 4612 wrote to memory of 4140 4612 cmd.exe 99 PID 3992 wrote to memory of 3888 3992 cmd.exe 100 PID 3992 wrote to memory of 3888 3992 cmd.exe 100 PID 3992 wrote to memory of 3888 3992 cmd.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe"C:\Users\Admin\AppData\Local\Temp\8c04e31fcaf5b026d4306550a6d27dc861c01b89f8ef921b7393da02777ed2ea.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DoreX.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3092 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Winlogon" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3028
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C:\Users\Admin\AppData\Roaming\winlogon.exe"C:\Users\Admin\AppData\Roaming\winlogon.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4248 -
C:\Users\Admin\AppData\Roaming\winlogon.exeC:\Users\Admin\AppData\Roaming\winlogon.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3652 -
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:5044 -
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:1444
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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\winlogon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winlogon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4140
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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:1140 -
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:4804
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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\darkeye-nosttingspersistent2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3992 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3888
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C:\Users\Admin\AppData\Roaming\winlogon.exeC:\Users\Admin\AppData\Roaming\winlogon.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1508
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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
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
138B
MD54da6717f2c70f4bd32ad33a227a2ff47
SHA13d7f7159e1f695bd469287d1ad4ffa0841b407a8
SHA256a12bb2e5d2fb0b3c400ce311fae72995a00b57a97d23e4b9effec47cff189d07
SHA5126765314054ad9bf2164058248f3d3a17775176925abbe4376aec030dca3a5e59be8b9e96139941fec2b2e1a9bff38f87abdb29ea09a299d8ab7e23ecec4083df
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Filesize
1.5MB
MD5baf7b400707856cf94329dcb01f05e00
SHA1a4ef2ec45a7b8ec3741af71e1b273c9ca7030778
SHA256c7821af7c16a3ec43fd0667d7d1ae131698042dd65549f21ca08a8da01b6f7ab
SHA51292f80f18eefb9369bda5a408fc19d908cb1291aefb7b09f592e0f30cb38d1bc06b8cf459cec546d4cdce65e86a7c607e0e898919016288b7511f2d6cae73ae76