Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 04:47
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6b8f434637e92d44139494fbfd9b3411134ef6cbe07e4f9ff35c65fe63e1dc15.dll
Resource
win7-20240903-en
windows7-x64
17 signatures
120 seconds
General
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Target
6b8f434637e92d44139494fbfd9b3411134ef6cbe07e4f9ff35c65fe63e1dc15.dll
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Size
120KB
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MD5
ff4db5d31ac9543e41193b1154f9c1e4
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SHA1
4ade2b934cab170985de5b1e48b8fd63ce93d3b0
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SHA256
6b8f434637e92d44139494fbfd9b3411134ef6cbe07e4f9ff35c65fe63e1dc15
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SHA512
90f224d848581bee600d63ef10d87a183df8cfe8446ac1c80ffb8ee98ef4fe9a0f732e9a35547533d733cc3f16617786e9db5dfe71ff8bff2458543efcc98cb5
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SSDEEP
1536:YYz1+2mbOUZcziLHQyEukz38qKFvG+ROj42LuHGVjOOjTHIB5Zu+:tRs6uLHEukWvGjuwOOjUBi+
Malware Config
Extracted
Family
sality
C2
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies firewall policy service 3 TTPs 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76e263.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76e263.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76e263.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76fdfe.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76fdfe.exe -
Executes dropped EXE 3 IoCs
pid Process 2952 f76e263.exe 2772 f76e3ab.exe 2608 f76fdfe.exe -
Loads dropped DLL 6 IoCs
pid Process 2168 rundll32.exe 2168 rundll32.exe 2168 rundll32.exe 2168 rundll32.exe 2168 rundll32.exe 2168 rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76e263.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76fdfe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76fdfe.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76fdfe.exe -
Enumerates connected drives 3 TTPs 16 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\L: f76e263.exe File opened (read-only) \??\S: f76e263.exe File opened (read-only) \??\G: f76fdfe.exe File opened (read-only) \??\G: f76e263.exe File opened (read-only) \??\I: f76e263.exe File opened (read-only) \??\J: f76e263.exe File opened (read-only) \??\K: f76e263.exe File opened (read-only) \??\N: f76e263.exe File opened (read-only) \??\O: f76e263.exe File opened (read-only) \??\H: f76e263.exe File opened (read-only) \??\P: f76e263.exe File opened (read-only) \??\E: f76e263.exe File opened (read-only) \??\M: f76e263.exe File opened (read-only) \??\Q: f76e263.exe File opened (read-only) \??\R: f76e263.exe File opened (read-only) \??\E: f76fdfe.exe -
resource yara_rule behavioral1/memory/2952-11-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-16-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-18-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-15-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-19-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-38-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-20-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-13-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-17-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-14-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-58-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-59-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-60-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-62-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-61-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-64-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-65-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-82-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-85-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-86-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-107-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2952-154-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2608-166-0x00000000009C0000-0x0000000001A7A000-memory.dmp upx behavioral1/memory/2608-211-0x00000000009C0000-0x0000000001A7A000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI f76e263.exe File created C:\Windows\f773256 f76fdfe.exe File created C:\Windows\f76e2b1 f76e263.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 f76fdfe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f76e263.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2952 f76e263.exe 2952 f76e263.exe 2608 f76fdfe.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2952 f76e263.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe Token: SeDebugPrivilege 2608 f76fdfe.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 868 wrote to memory of 2168 868 rundll32.exe 31 PID 868 wrote to memory of 2168 868 rundll32.exe 31 PID 868 wrote to memory of 2168 868 rundll32.exe 31 PID 868 wrote to memory of 2168 868 rundll32.exe 31 PID 868 wrote to memory of 2168 868 rundll32.exe 31 PID 868 wrote to memory of 2168 868 rundll32.exe 31 PID 868 wrote to memory of 2168 868 rundll32.exe 31 PID 2168 wrote to memory of 2952 2168 rundll32.exe 32 PID 2168 wrote to memory of 2952 2168 rundll32.exe 32 PID 2168 wrote to memory of 2952 2168 rundll32.exe 32 PID 2168 wrote to memory of 2952 2168 rundll32.exe 32 PID 2952 wrote to memory of 1096 2952 f76e263.exe 19 PID 2952 wrote to memory of 1172 2952 f76e263.exe 20 PID 2952 wrote to memory of 1208 2952 f76e263.exe 21 PID 2952 wrote to memory of 1600 2952 f76e263.exe 25 PID 2952 wrote to memory of 868 2952 f76e263.exe 30 PID 2952 wrote to memory of 2168 2952 f76e263.exe 31 PID 2952 wrote to memory of 2168 2952 f76e263.exe 31 PID 2168 wrote to memory of 2772 2168 rundll32.exe 33 PID 2168 wrote to memory of 2772 2168 rundll32.exe 33 PID 2168 wrote to memory of 2772 2168 rundll32.exe 33 PID 2168 wrote to memory of 2772 2168 rundll32.exe 33 PID 2168 wrote to memory of 2608 2168 rundll32.exe 34 PID 2168 wrote to memory of 2608 2168 rundll32.exe 34 PID 2168 wrote to memory of 2608 2168 rundll32.exe 34 PID 2168 wrote to memory of 2608 2168 rundll32.exe 34 PID 2952 wrote to memory of 1096 2952 f76e263.exe 19 PID 2952 wrote to memory of 1172 2952 f76e263.exe 20 PID 2952 wrote to memory of 1208 2952 f76e263.exe 21 PID 2952 wrote to memory of 1600 2952 f76e263.exe 25 PID 2952 wrote to memory of 2772 2952 f76e263.exe 33 PID 2952 wrote to memory of 2772 2952 f76e263.exe 33 PID 2952 wrote to memory of 2608 2952 f76e263.exe 34 PID 2952 wrote to memory of 2608 2952 f76e263.exe 34 PID 2608 wrote to memory of 1096 2608 f76fdfe.exe 19 PID 2608 wrote to memory of 1172 2608 f76fdfe.exe 20 PID 2608 wrote to memory of 1208 2608 f76fdfe.exe 21 PID 2608 wrote to memory of 1600 2608 f76fdfe.exe 25 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76e263.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76fdfe.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1096
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1172
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1208
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6b8f434637e92d44139494fbfd9b3411134ef6cbe07e4f9ff35c65fe63e1dc15.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:868 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6b8f434637e92d44139494fbfd9b3411134ef6cbe07e4f9ff35c65fe63e1dc15.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Users\Admin\AppData\Local\Temp\f76e263.exeC:\Users\Admin\AppData\Local\Temp\f76e263.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2952
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C:\Users\Admin\AppData\Local\Temp\f76e3ab.exeC:\Users\Admin\AppData\Local\Temp\f76e3ab.exe4⤵
- Executes dropped EXE
PID:2772
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C:\Users\Admin\AppData\Local\Temp\f76fdfe.exeC:\Users\Admin\AppData\Local\Temp\f76fdfe.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2608
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1600
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
97KB
MD5d88b95ef63c046490ca6f3fb242dab98
SHA1fa8fae0e5c956ea34cf970c137c83fe991e4075b
SHA2568f36b6b61360b1312a801127812e2bd38b638552dadd12cb094a6a9acb89fbab
SHA512faebde47bb13afb073a6008b3ea2981f64fce992de7f723e99d29748185fd74e473b16be11c7a59a16f624b73e4622e8457e6a05920637c776a279ee4b54314f
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Filesize
257B
MD51633ff59de87b6aa88323ecd93bd2529
SHA142bfd340f6c459367c676ed2e42f4cfd18549bee
SHA2569fd9eeec54267b0578a9ea8195946705340368b39d08f2f5cbe0476d3b3321ba
SHA512b9a58c73a5852364e02f71c3dab6822130e67868042f2c5cc6d6009d6c12386407a2e1db0f98eee4b0247a72ad5e1ae63cbe53949016435b23fdc964f715365c