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
01-02-2025 10:38
Static task
static1
Behavioral task
behavioral1
Sample
88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe
Resource
win10v2004-20241007-en
General
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Target
88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe
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Size
1.8MB
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MD5
0df1db5e862fc9d4d8dd94df964d88e7
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SHA1
0cbbab7c346c261b6afe5397d7658580936ce4fb
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SHA256
88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664
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SHA512
ede381ff6bd7c4e530fe7536b11196136f8fa4384dbcf1754dac11fef92057ea70c80c7b481e6b51947b25bb9087f35e42f6ef918b6276c4aab221cf40f89898
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SSDEEP
49152:ALIUXQgBiI6i2KFU0yBfM7a9QDosGeo403e0CpcKYGIDlWIwRBOn5PvGYKMf/1Z6:cIUXQgBiI6i2KFU0yBfM7a9QDosGeo4F
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/2520-42-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-49-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-53-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-56-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-58-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-60-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-63-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-65-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-67-0x0000000000400000-0x000000000045D000-memory.dmp family_blackshades behavioral2/memory/2520-72-0x0000000000400000-0x000000000045D000-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 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 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\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 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications 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 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe -
Executes dropped EXE 3 IoCs
pid Process 4756 BAxhg.exe 1104 csrs.exe 2520 csrs.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\csrs = "C:\\Users\\Admin\\AppData\\Roaming\\csrs.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1104 set thread context of 2520 1104 csrs.exe 88 -
resource yara_rule behavioral2/files/0x0008000000023c90-7.dat upx behavioral2/memory/4756-10-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/2520-37-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-40-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-41-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-42-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/4756-48-0x0000000000400000-0x0000000000417000-memory.dmp upx behavioral2/memory/2520-49-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-53-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-56-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-58-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-60-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-63-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-65-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-67-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2520-72-0x0000000000400000-0x000000000045D000-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 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BAxhg.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 3060 reg.exe 3384 reg.exe 3360 reg.exe 2028 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 2520 csrs.exe Token: SeCreateTokenPrivilege 2520 csrs.exe Token: SeAssignPrimaryTokenPrivilege 2520 csrs.exe Token: SeLockMemoryPrivilege 2520 csrs.exe Token: SeIncreaseQuotaPrivilege 2520 csrs.exe Token: SeMachineAccountPrivilege 2520 csrs.exe Token: SeTcbPrivilege 2520 csrs.exe Token: SeSecurityPrivilege 2520 csrs.exe Token: SeTakeOwnershipPrivilege 2520 csrs.exe Token: SeLoadDriverPrivilege 2520 csrs.exe Token: SeSystemProfilePrivilege 2520 csrs.exe Token: SeSystemtimePrivilege 2520 csrs.exe Token: SeProfSingleProcessPrivilege 2520 csrs.exe Token: SeIncBasePriorityPrivilege 2520 csrs.exe Token: SeCreatePagefilePrivilege 2520 csrs.exe Token: SeCreatePermanentPrivilege 2520 csrs.exe Token: SeBackupPrivilege 2520 csrs.exe Token: SeRestorePrivilege 2520 csrs.exe Token: SeShutdownPrivilege 2520 csrs.exe Token: SeDebugPrivilege 2520 csrs.exe Token: SeAuditPrivilege 2520 csrs.exe Token: SeSystemEnvironmentPrivilege 2520 csrs.exe Token: SeChangeNotifyPrivilege 2520 csrs.exe Token: SeRemoteShutdownPrivilege 2520 csrs.exe Token: SeUndockPrivilege 2520 csrs.exe Token: SeSyncAgentPrivilege 2520 csrs.exe Token: SeEnableDelegationPrivilege 2520 csrs.exe Token: SeManageVolumePrivilege 2520 csrs.exe Token: SeImpersonatePrivilege 2520 csrs.exe Token: SeCreateGlobalPrivilege 2520 csrs.exe Token: 31 2520 csrs.exe Token: 32 2520 csrs.exe Token: 33 2520 csrs.exe Token: 34 2520 csrs.exe Token: 35 2520 csrs.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 1104 csrs.exe 2520 csrs.exe 2520 csrs.exe 2520 csrs.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 4328 wrote to memory of 4756 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 82 PID 4328 wrote to memory of 4756 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 82 PID 4328 wrote to memory of 4756 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 82 PID 4328 wrote to memory of 3424 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 84 PID 4328 wrote to memory of 3424 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 84 PID 4328 wrote to memory of 3424 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 84 PID 3424 wrote to memory of 2740 3424 cmd.exe 86 PID 3424 wrote to memory of 2740 3424 cmd.exe 86 PID 3424 wrote to memory of 2740 3424 cmd.exe 86 PID 4328 wrote to memory of 1104 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 87 PID 4328 wrote to memory of 1104 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 87 PID 4328 wrote to memory of 1104 4328 88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe 87 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 1104 wrote to memory of 2520 1104 csrs.exe 88 PID 2520 wrote to memory of 1916 2520 csrs.exe 89 PID 2520 wrote to memory of 1916 2520 csrs.exe 89 PID 2520 wrote to memory of 1916 2520 csrs.exe 89 PID 2520 wrote to memory of 1864 2520 csrs.exe 90 PID 2520 wrote to memory of 1864 2520 csrs.exe 90 PID 2520 wrote to memory of 1864 2520 csrs.exe 90 PID 2520 wrote to memory of 3672 2520 csrs.exe 91 PID 2520 wrote to memory of 3672 2520 csrs.exe 91 PID 2520 wrote to memory of 3672 2520 csrs.exe 91 PID 2520 wrote to memory of 4424 2520 csrs.exe 93 PID 2520 wrote to memory of 4424 2520 csrs.exe 93 PID 2520 wrote to memory of 4424 2520 csrs.exe 93 PID 1916 wrote to memory of 3060 1916 cmd.exe 97 PID 1916 wrote to memory of 3060 1916 cmd.exe 97 PID 1916 wrote to memory of 3060 1916 cmd.exe 97 PID 1864 wrote to memory of 3384 1864 cmd.exe 98 PID 1864 wrote to memory of 3384 1864 cmd.exe 98 PID 1864 wrote to memory of 3384 1864 cmd.exe 98 PID 4424 wrote to memory of 3360 4424 cmd.exe 99 PID 4424 wrote to memory of 3360 4424 cmd.exe 99 PID 4424 wrote to memory of 3360 4424 cmd.exe 99 PID 3672 wrote to memory of 2028 3672 cmd.exe 100 PID 3672 wrote to memory of 2028 3672 cmd.exe 100 PID 3672 wrote to memory of 2028 3672 cmd.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe"C:\Users\Admin\AppData\Local\Temp\88b8670ad10b114a15df1dbb5ee7fcf75d921e5abe1f7edf0aab606d170ec664.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Users\Admin\AppData\Local\Temp\BAxhg.exe"C:\Users\Admin\AppData\Local\Temp\BAxhg.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4756
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\xqZTo.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3424 -
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:2740
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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:1104 -
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:2520 -
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:1916 -
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:3060
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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:1864 -
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:3384
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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:3672 -
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:2028
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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:4424 -
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:3360
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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
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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
MD5f9b75a2456d5cec06090755c198f1857
SHA18775ef5e51253379dd2d27e628493378bc4acca7
SHA2562db6f45e8198b59147dda2e1103ac145c5e81655fd42e3cb2faa90c0c5be8abc
SHA512dfcadc49fef0ad1fe6a5b1edda63a9123cc9ecef45376273dba4074245b4532e0a5fb0e9209abcc1f59a1c6da90e5c45b5781c116845401c29eabac7bba1fa9e