Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
08/01/2025, 07:12
Static task
static1
Behavioral task
behavioral1
Sample
a635801a7936fd18c60ca594c5147f0ea80b886432d8f4ee42024e1b2fc9075c.dll
Resource
win7-20241010-en
General
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Target
a635801a7936fd18c60ca594c5147f0ea80b886432d8f4ee42024e1b2fc9075c.dll
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Size
120KB
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MD5
d2265988dfb4dedf1506075991ac1ab1
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SHA1
03dd08f7440bca12bb1f738e12429c85395fbb6c
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SHA256
a635801a7936fd18c60ca594c5147f0ea80b886432d8f4ee42024e1b2fc9075c
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SHA512
3e454c1b1a68fa22a62be1cd15b7df360e6e3a4e92ee748310a2b89d1f84e4cece7e50029d0e3fe5e0b43ca1acfe03507c06ce8742a25f0f6aab7b06bf6b00e1
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SSDEEP
3072:ZUoX+8YXAsgA0NF4qbTQS+pZvCNe8bRhiR:BXpsWhMS+TvCNeQG
Malware Config
Extracted
sality
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" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f769695.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f769695.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f769695.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7694d0.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f769695.exe -
Executes dropped EXE 3 IoCs
pid Process 2492 f7694d0.exe 2724 f769695.exe 2612 f76b08a.exe -
Loads dropped DLL 6 IoCs
pid Process 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f769695.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f769695.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f769695.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769695.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7694d0.exe -
Enumerates connected drives 3 TTPs 15 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: f7694d0.exe File opened (read-only) \??\H: f7694d0.exe File opened (read-only) \??\I: f7694d0.exe File opened (read-only) \??\O: f7694d0.exe File opened (read-only) \??\R: f7694d0.exe File opened (read-only) \??\K: f7694d0.exe File opened (read-only) \??\L: f7694d0.exe File opened (read-only) \??\P: f7694d0.exe File opened (read-only) \??\G: f7694d0.exe File opened (read-only) \??\M: f7694d0.exe File opened (read-only) \??\J: f7694d0.exe File opened (read-only) \??\N: f7694d0.exe File opened (read-only) \??\Q: f7694d0.exe File opened (read-only) \??\S: f7694d0.exe File opened (read-only) \??\T: f7694d0.exe -
resource yara_rule behavioral1/memory/2492-19-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-21-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-26-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-25-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-23-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-22-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-20-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-18-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-17-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-15-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-24-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-64-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-66-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-65-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-68-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-67-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-70-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-71-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-87-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-88-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-92-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-111-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-112-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2492-155-0x00000000005A0000-0x000000000165A000-memory.dmp upx behavioral1/memory/2724-177-0x0000000000980000-0x0000000001A3A000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f76953d f7694d0.exe File opened for modification C:\Windows\SYSTEM.INI f7694d0.exe File created C:\Windows\f76e512 f769695.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 f7694d0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2492 f7694d0.exe 2492 f7694d0.exe 2724 f769695.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2492 f7694d0.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe Token: SeDebugPrivilege 2724 f769695.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2432 wrote to memory of 1972 2432 rundll32.exe 30 PID 2432 wrote to memory of 1972 2432 rundll32.exe 30 PID 2432 wrote to memory of 1972 2432 rundll32.exe 30 PID 2432 wrote to memory of 1972 2432 rundll32.exe 30 PID 2432 wrote to memory of 1972 2432 rundll32.exe 30 PID 2432 wrote to memory of 1972 2432 rundll32.exe 30 PID 2432 wrote to memory of 1972 2432 rundll32.exe 30 PID 1972 wrote to memory of 2492 1972 rundll32.exe 31 PID 1972 wrote to memory of 2492 1972 rundll32.exe 31 PID 1972 wrote to memory of 2492 1972 rundll32.exe 31 PID 1972 wrote to memory of 2492 1972 rundll32.exe 31 PID 2492 wrote to memory of 1052 2492 f7694d0.exe 17 PID 2492 wrote to memory of 1152 2492 f7694d0.exe 20 PID 2492 wrote to memory of 1196 2492 f7694d0.exe 21 PID 2492 wrote to memory of 832 2492 f7694d0.exe 23 PID 2492 wrote to memory of 2432 2492 f7694d0.exe 29 PID 2492 wrote to memory of 1972 2492 f7694d0.exe 30 PID 2492 wrote to memory of 1972 2492 f7694d0.exe 30 PID 1972 wrote to memory of 2724 1972 rundll32.exe 32 PID 1972 wrote to memory of 2724 1972 rundll32.exe 32 PID 1972 wrote to memory of 2724 1972 rundll32.exe 32 PID 1972 wrote to memory of 2724 1972 rundll32.exe 32 PID 1972 wrote to memory of 2612 1972 rundll32.exe 33 PID 1972 wrote to memory of 2612 1972 rundll32.exe 33 PID 1972 wrote to memory of 2612 1972 rundll32.exe 33 PID 1972 wrote to memory of 2612 1972 rundll32.exe 33 PID 2492 wrote to memory of 1052 2492 f7694d0.exe 17 PID 2492 wrote to memory of 1152 2492 f7694d0.exe 20 PID 2492 wrote to memory of 1196 2492 f7694d0.exe 21 PID 2492 wrote to memory of 832 2492 f7694d0.exe 23 PID 2492 wrote to memory of 2724 2492 f7694d0.exe 32 PID 2492 wrote to memory of 2724 2492 f7694d0.exe 32 PID 2492 wrote to memory of 2612 2492 f7694d0.exe 33 PID 2492 wrote to memory of 2612 2492 f7694d0.exe 33 PID 2724 wrote to memory of 1052 2724 f769695.exe 17 PID 2724 wrote to memory of 1152 2724 f769695.exe 20 PID 2724 wrote to memory of 1196 2724 f769695.exe 21 PID 2724 wrote to memory of 832 2724 f769695.exe 23 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7694d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769695.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1052
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1152
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1196
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a635801a7936fd18c60ca594c5147f0ea80b886432d8f4ee42024e1b2fc9075c.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a635801a7936fd18c60ca594c5147f0ea80b886432d8f4ee42024e1b2fc9075c.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Users\Admin\AppData\Local\Temp\f7694d0.exeC:\Users\Admin\AppData\Local\Temp\f7694d0.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:2492
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C:\Users\Admin\AppData\Local\Temp\f769695.exeC:\Users\Admin\AppData\Local\Temp\f769695.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2724
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C:\Users\Admin\AppData\Local\Temp\f76b08a.exeC:\Users\Admin\AppData\Local\Temp\f76b08a.exe4⤵
- Executes dropped EXE
PID:2612
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:832
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
257B
MD55e82774b619a930e1aa6342ec6b1aeb9
SHA14167a41a1f7486fc0618036776fbb6473e62d074
SHA25667540530f5d7c638bb4cbe7ea79aec8346c5638e116bf5593132a94578774949
SHA51263980c6be1350e14ed382043e92a0590c24299e5d088d3c76ca75dfd9577286c620a43413d4ebd2857843b3ba8ce52da709cac4f72567e60bdcf07c4fda0ec1e
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Filesize
97KB
MD5bc850d76e7016a3b38d73f8ae2d75c34
SHA11f836046d4fcfca7fa36a7e38f86cf0d5ff04c77
SHA256e28f69e06e7c73d7b55ed326a48c6e0e439d7de1baf3ce2ce93d8b9c7f8b1a87
SHA51291a922cce353c3ec47911ce0a1ca42cdbebe19e893270983fc3027d5f6e757c2e544098a0032dc579fcb0218c35f30e48bc9dec836ba26f01c5d44664f8d4f05