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
23/01/2025, 22:01
Static task
static1
Behavioral task
behavioral1
Sample
30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe
Resource
win10v2004-20241007-en
General
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Target
30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe
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Size
1.8MB
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MD5
895a9300de2b096389572d537a91da43
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SHA1
3a46754d1585f6a17128f0b50419c0669d08df6b
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SHA256
30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033
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SHA512
8543ad7eb3abbf9b338aac189b2b8beb4797acf927cb69f54d3ebf31535dc54b3f56ff5a2dd8210cf6092aecbe9eea08ca1f83b8e06bfe8b384511522914c13c
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SSDEEP
49152:ALIUXQgBiI6i2KFU0yBfM7a9QDosGeo403e0CpcKYGIDlWIwRBOn5PvGYKMf/1Zv:cIUXQgBiI6i2KFU0yBfM7a9QDosGeo4E
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 10 IoCs
resource yara_rule behavioral2/memory/1564-42-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-49-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-53-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-56-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-58-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-60-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-63-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-65-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-67-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/1564-72-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades -
Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process 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 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\csrs.exe = "C:\\Users\\Admin\\AppData\\Roaming\\csrs.exe:*:Enabled:Windows Messanger" 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\List reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\svhost32.exe = "C:\\Users\\Admin\\AppData\\Roaming\\svhost32.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile 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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe -
Executes dropped EXE 3 IoCs
pid Process 4064 nreXs.exe 4396 csrs.exe 1564 csrs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrs = "C:\\Users\\Admin\\AppData\\Roaming\\csrs.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4396 set thread context of 1564 4396 csrs.exe 89 -
resource yara_rule behavioral2/files/0x0008000000023c9e-7.dat upx behavioral2/memory/4064-10-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/1564-40-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-37-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-42-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/4064-48-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/1564-49-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-53-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-56-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-58-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-60-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-63-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-65-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-67-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/1564-72-0x0000000000400000-0x000000000045D000-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 csrs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrs.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 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nreXs.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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 3896 reg.exe 3960 reg.exe 4504 reg.exe 4660 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 1564 csrs.exe Token: SeCreateTokenPrivilege 1564 csrs.exe Token: SeAssignPrimaryTokenPrivilege 1564 csrs.exe Token: SeLockMemoryPrivilege 1564 csrs.exe Token: SeIncreaseQuotaPrivilege 1564 csrs.exe Token: SeMachineAccountPrivilege 1564 csrs.exe Token: SeTcbPrivilege 1564 csrs.exe Token: SeSecurityPrivilege 1564 csrs.exe Token: SeTakeOwnershipPrivilege 1564 csrs.exe Token: SeLoadDriverPrivilege 1564 csrs.exe Token: SeSystemProfilePrivilege 1564 csrs.exe Token: SeSystemtimePrivilege 1564 csrs.exe Token: SeProfSingleProcessPrivilege 1564 csrs.exe Token: SeIncBasePriorityPrivilege 1564 csrs.exe Token: SeCreatePagefilePrivilege 1564 csrs.exe Token: SeCreatePermanentPrivilege 1564 csrs.exe Token: SeBackupPrivilege 1564 csrs.exe Token: SeRestorePrivilege 1564 csrs.exe Token: SeShutdownPrivilege 1564 csrs.exe Token: SeDebugPrivilege 1564 csrs.exe Token: SeAuditPrivilege 1564 csrs.exe Token: SeSystemEnvironmentPrivilege 1564 csrs.exe Token: SeChangeNotifyPrivilege 1564 csrs.exe Token: SeRemoteShutdownPrivilege 1564 csrs.exe Token: SeUndockPrivilege 1564 csrs.exe Token: SeSyncAgentPrivilege 1564 csrs.exe Token: SeEnableDelegationPrivilege 1564 csrs.exe Token: SeManageVolumePrivilege 1564 csrs.exe Token: SeImpersonatePrivilege 1564 csrs.exe Token: SeCreateGlobalPrivilege 1564 csrs.exe Token: 31 1564 csrs.exe Token: 32 1564 csrs.exe Token: 33 1564 csrs.exe Token: 34 1564 csrs.exe Token: 35 1564 csrs.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 4396 csrs.exe 1564 csrs.exe 1564 csrs.exe 1564 csrs.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 3228 wrote to memory of 4064 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 83 PID 3228 wrote to memory of 4064 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 83 PID 3228 wrote to memory of 4064 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 83 PID 3228 wrote to memory of 2592 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 85 PID 3228 wrote to memory of 2592 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 85 PID 3228 wrote to memory of 2592 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 85 PID 2592 wrote to memory of 1904 2592 cmd.exe 87 PID 2592 wrote to memory of 1904 2592 cmd.exe 87 PID 2592 wrote to memory of 1904 2592 cmd.exe 87 PID 3228 wrote to memory of 4396 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 88 PID 3228 wrote to memory of 4396 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 88 PID 3228 wrote to memory of 4396 3228 30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe 88 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 4396 wrote to memory of 1564 4396 csrs.exe 89 PID 1564 wrote to memory of 4944 1564 csrs.exe 90 PID 1564 wrote to memory of 4944 1564 csrs.exe 90 PID 1564 wrote to memory of 4944 1564 csrs.exe 90 PID 1564 wrote to memory of 2224 1564 csrs.exe 91 PID 1564 wrote to memory of 2224 1564 csrs.exe 91 PID 1564 wrote to memory of 2224 1564 csrs.exe 91 PID 1564 wrote to memory of 5024 1564 csrs.exe 92 PID 1564 wrote to memory of 5024 1564 csrs.exe 92 PID 1564 wrote to memory of 5024 1564 csrs.exe 92 PID 1564 wrote to memory of 1372 1564 csrs.exe 93 PID 1564 wrote to memory of 1372 1564 csrs.exe 93 PID 1564 wrote to memory of 1372 1564 csrs.exe 93 PID 4944 wrote to memory of 3896 4944 cmd.exe 98 PID 4944 wrote to memory of 3896 4944 cmd.exe 98 PID 4944 wrote to memory of 3896 4944 cmd.exe 98 PID 1372 wrote to memory of 3960 1372 cmd.exe 99 PID 1372 wrote to memory of 3960 1372 cmd.exe 99 PID 1372 wrote to memory of 3960 1372 cmd.exe 99 PID 5024 wrote to memory of 4504 5024 cmd.exe 100 PID 5024 wrote to memory of 4504 5024 cmd.exe 100 PID 5024 wrote to memory of 4504 5024 cmd.exe 100 PID 2224 wrote to memory of 4660 2224 cmd.exe 101 PID 2224 wrote to memory of 4660 2224 cmd.exe 101 PID 2224 wrote to memory of 4660 2224 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe"C:\Users\Admin\AppData\Local\Temp\30777b0408d92fa31bc5c1d2d8acd9df688553a2c751565f4a81a202bed43033.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3228 -
C:\Users\Admin\AppData\Local\Temp\nreXs.exe"C:\Users\Admin\AppData\Local\Temp\nreXs.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4064
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\suPKZ.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2592 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "csrs" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:1904
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C:\Users\Admin\AppData\Roaming\csrs.exe"C:\Users\Admin\AppData\Roaming\csrs.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4396 -
C:\Users\Admin\AppData\Roaming\csrs.exeC:\Users\Admin\AppData\Roaming\csrs.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1564 -
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:4944 -
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:3896
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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\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2224 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4660
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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:5024 -
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:4504
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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\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3960
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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
12KB
MD5466773bfcbd01059584cdae36e3c281c
SHA181e68615ef27cf363d6fe96582433c8a7ce8043b
SHA25621f0910a1d71dfc63744474b2ba6b8248d893226576ea48791dc0cef7dd52105
SHA5121088e7180a7d4ed717307c03884aebd945c5f78ffd6c4a4d7e84e504dc2da0434fe4173c63f1afd5a57e83e1783b3359ce123e85bb62699fb663bc9b1c02129f
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Filesize
130B
MD534a635bb69f9dc2d8e8ceba2f6b25308
SHA166bbd6b4eb975af0a799c6be7aaed6917f5df10c
SHA256eb18b0e443ffb00db0eb4438c0d3ec49cf67c3b7cbc9da8e25c60298c970a59a
SHA512ae355a265391afe02a37d82ffb0df6664788dc4aee975678aeb524ff47f889d1e5ecab42b073093d71494c9868276dc9794d4bebce4c967d866b189c136a9545
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Filesize
1.8MB
MD5f30595f63bc90ac1e8a2bb4c2066a697
SHA176b94d7cd9d0c349fdb6221a0baafa03fa707bbe
SHA2563a8a5ba38a699d9be3a73332b8bdba90ae8b1d05f3172f6ab2584b0c912869e0
SHA512a84f57be26b08739b67a9092a45fbec63463af07ed461e6771f93005fb63f92880e32b7b13b416c9913d82522a0059be753fa58c7db03bcf583a9a125b57c7a1