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Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17/12/2024, 00:35
Static task
static1
Behavioral task
behavioral1
Sample
4ac34f3c1ad9100f352aa94793761ec7831796f9e852043f9dfc059b5812acc4.dll
Resource
win7-20240903-en
General
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Target
4ac34f3c1ad9100f352aa94793761ec7831796f9e852043f9dfc059b5812acc4.dll
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Size
120KB
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MD5
df124f0f8532f7f6e2c47b07cc450515
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SHA1
850e908dc553e413a21f105f755dc428b8431087
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SHA256
4ac34f3c1ad9100f352aa94793761ec7831796f9e852043f9dfc059b5812acc4
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SHA512
8bf481b02c4ba7da866f8414b41c3a7f7848f32dcf3e6044fff5dda97ad9ff60d5384bce647cf2737beb536f132c43a833fb6b0b59a20e298f0ff03a14bcf959
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SSDEEP
1536:9+XAVGqWLB9T5FaxTxAhe7YV0ChBAYp1TWhzHM3R+ba/Lcla2BTZPRNTvqH:9+XAt0rLAAe7YV0ChBbdWVSgFPRNjqH
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" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f769c6e.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769c6e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f769c6e.exe -
Executes dropped EXE 3 IoCs
pid Process 1740 f769aaa.exe 1788 f769c6e.exe 2216 f76b673.exe -
Loads dropped DLL 6 IoCs
pid Process 2420 rundll32.exe 2420 rundll32.exe 2420 rundll32.exe 2420 rundll32.exe 2420 rundll32.exe 2420 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f769aaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f769aaa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f769c6e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f769c6e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769c6e.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) \??\O: f769aaa.exe File opened (read-only) \??\R: f769aaa.exe File opened (read-only) \??\M: f769aaa.exe File opened (read-only) \??\T: f769aaa.exe File opened (read-only) \??\L: f769aaa.exe File opened (read-only) \??\N: f769aaa.exe File opened (read-only) \??\Q: f769aaa.exe File opened (read-only) \??\G: f769aaa.exe File opened (read-only) \??\H: f769aaa.exe File opened (read-only) \??\I: f769aaa.exe File opened (read-only) \??\J: f769aaa.exe File opened (read-only) \??\K: f769aaa.exe File opened (read-only) \??\P: f769aaa.exe File opened (read-only) \??\S: f769aaa.exe File opened (read-only) \??\E: f769aaa.exe -
resource yara_rule behavioral1/memory/1740-17-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-19-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-23-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-22-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-24-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-21-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-20-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-25-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-16-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-18-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-65-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-67-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-68-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-69-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-66-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-71-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-72-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-87-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-88-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-91-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-92-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1740-159-0x0000000000630000-0x00000000016EA000-memory.dmp upx behavioral1/memory/1788-183-0x0000000000950000-0x0000000001A0A000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI f769aaa.exe File created C:\Windows\f76eacc f769c6e.exe File created C:\Windows\f769b07 f769aaa.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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f769aaa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f769c6e.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1740 f769aaa.exe 1740 f769aaa.exe 1788 f769c6e.exe -
Suspicious use of AdjustPrivilegeToken 30 IoCs
description pid Process Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1740 f769aaa.exe Token: SeDebugPrivilege 1788 f769c6e.exe Token: SeDebugPrivilege 1788 f769c6e.exe Token: SeDebugPrivilege 1788 f769c6e.exe Token: SeDebugPrivilege 1788 f769c6e.exe Token: SeDebugPrivilege 1788 f769c6e.exe Token: SeDebugPrivilege 1788 f769c6e.exe Token: SeDebugPrivilege 1788 f769c6e.exe -
Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 2696 wrote to memory of 2420 2696 rundll32.exe 30 PID 2696 wrote to memory of 2420 2696 rundll32.exe 30 PID 2696 wrote to memory of 2420 2696 rundll32.exe 30 PID 2696 wrote to memory of 2420 2696 rundll32.exe 30 PID 2696 wrote to memory of 2420 2696 rundll32.exe 30 PID 2696 wrote to memory of 2420 2696 rundll32.exe 30 PID 2696 wrote to memory of 2420 2696 rundll32.exe 30 PID 2420 wrote to memory of 1740 2420 rundll32.exe 31 PID 2420 wrote to memory of 1740 2420 rundll32.exe 31 PID 2420 wrote to memory of 1740 2420 rundll32.exe 31 PID 2420 wrote to memory of 1740 2420 rundll32.exe 31 PID 1740 wrote to memory of 1048 1740 f769aaa.exe 17 PID 1740 wrote to memory of 1076 1740 f769aaa.exe 18 PID 1740 wrote to memory of 1152 1740 f769aaa.exe 20 PID 1740 wrote to memory of 1516 1740 f769aaa.exe 25 PID 1740 wrote to memory of 2696 1740 f769aaa.exe 29 PID 1740 wrote to memory of 2420 1740 f769aaa.exe 30 PID 1740 wrote to memory of 2420 1740 f769aaa.exe 30 PID 2420 wrote to memory of 1788 2420 rundll32.exe 32 PID 2420 wrote to memory of 1788 2420 rundll32.exe 32 PID 2420 wrote to memory of 1788 2420 rundll32.exe 32 PID 2420 wrote to memory of 1788 2420 rundll32.exe 32 PID 2420 wrote to memory of 2216 2420 rundll32.exe 33 PID 2420 wrote to memory of 2216 2420 rundll32.exe 33 PID 2420 wrote to memory of 2216 2420 rundll32.exe 33 PID 2420 wrote to memory of 2216 2420 rundll32.exe 33 PID 1740 wrote to memory of 1048 1740 f769aaa.exe 17 PID 1740 wrote to memory of 1076 1740 f769aaa.exe 18 PID 1740 wrote to memory of 1152 1740 f769aaa.exe 20 PID 1740 wrote to memory of 1516 1740 f769aaa.exe 25 PID 1740 wrote to memory of 1788 1740 f769aaa.exe 32 PID 1740 wrote to memory of 1788 1740 f769aaa.exe 32 PID 1740 wrote to memory of 2216 1740 f769aaa.exe 33 PID 1740 wrote to memory of 2216 1740 f769aaa.exe 33 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769aaa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f769c6e.exe
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1048
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1076
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1152
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4ac34f3c1ad9100f352aa94793761ec7831796f9e852043f9dfc059b5812acc4.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4ac34f3c1ad9100f352aa94793761ec7831796f9e852043f9dfc059b5812acc4.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Users\Admin\AppData\Local\Temp\f769aaa.exeC:\Users\Admin\AppData\Local\Temp\f769aaa.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:1740
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C:\Users\Admin\AppData\Local\Temp\f769c6e.exeC:\Users\Admin\AppData\Local\Temp\f769c6e.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:1788
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C:\Users\Admin\AppData\Local\Temp\f76b673.exeC:\Users\Admin\AppData\Local\Temp\f76b673.exe4⤵
- Executes dropped EXE
PID:2216
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1516
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
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Downloads
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Filesize
257B
MD5b75a5d83301866e497800b2d93101421
SHA1bfd860f5756afbc81b2f94a6694e120eefcc4c2f
SHA256e9022308155dec51048caccbf858368ec2c6c7da6adf7e32e965d7f270ea7428
SHA512753295582ac31d61429a424b60a98dfaf7a13535370c40b7ed0e39fd75fe0c99f9123b02ac53e29fd220ef05dfb39192c235363ad6ec983cefc3d12c0e4ce835
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Filesize
97KB
MD5f368a0afab4f46850bce955f3b8287f7
SHA1f804ace0e5ab8d1432f9a52c9bedc27ee9e18967
SHA25609f80b2794632687fdf33a28b09d2fad179c2bff086c5dce27990f53ecf834d7
SHA51265cd857ffa2e8be15c494e5047b8b77eb94f7244d0b29536ac6557ea43d820503fedd0d9fd13bc59b353b0ef78bd8c46d25dc2b16bd6d19d12ea7436b9937120