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Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
18/12/2024, 04:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b5c443265eaa3d3cd2e54481ef68fa15cc188107a130af4d6eb3654882a1f486.dll
Resource
win7-20241023-en
windows7-x64
17 signatures
150 seconds
General
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Target
b5c443265eaa3d3cd2e54481ef68fa15cc188107a130af4d6eb3654882a1f486.dll
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Size
120KB
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MD5
360c97700bffa464699a8fa2e6e417d8
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SHA1
27fed44aae9248625daf417a536338a7e997a098
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SHA256
b5c443265eaa3d3cd2e54481ef68fa15cc188107a130af4d6eb3654882a1f486
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SHA512
edc73061c1689de82a948c53f9eba59eb75e8d242b818564112dd85565ad03684bf4ca8c0b0fa37df50daae0f9beb960ab5526fc69dd2146c7a7abb901a80f39
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SSDEEP
1536:r2Abx4SLivmRTqtZ5fbp8stVqyVLwW1u868nj0CIwB4PEHdjj77gPWvlyxzPYecW:r54SLSZ5zbVLw8nj0z8gEFj78uvlydJ
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\DoNotAllowExceptions = "0" f77190c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f773756.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f773756.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f77190c.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f773756.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77190c.exe -
Executes dropped EXE 3 IoCs
pid Process 2512 f77190c.exe 2820 f771ad1.exe 2932 f773756.exe -
Loads dropped DLL 6 IoCs
pid Process 2128 rundll32.exe 2128 rundll32.exe 2128 rundll32.exe 2128 rundll32.exe 2128 rundll32.exe 2128 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77190c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f773756.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77190c.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f773756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77190c.exe -
Enumerates connected drives 3 TTPs 18 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\H: f77190c.exe File opened (read-only) \??\R: f77190c.exe File opened (read-only) \??\E: f773756.exe File opened (read-only) \??\S: f77190c.exe File opened (read-only) \??\T: f77190c.exe File opened (read-only) \??\G: f773756.exe File opened (read-only) \??\G: f77190c.exe File opened (read-only) \??\I: f77190c.exe File opened (read-only) \??\J: f77190c.exe File opened (read-only) \??\N: f77190c.exe File opened (read-only) \??\E: f77190c.exe File opened (read-only) \??\P: f77190c.exe File opened (read-only) \??\Q: f77190c.exe File opened (read-only) \??\H: f773756.exe File opened (read-only) \??\K: f77190c.exe File opened (read-only) \??\L: f77190c.exe File opened (read-only) \??\M: f77190c.exe File opened (read-only) \??\O: f77190c.exe -
resource yara_rule behavioral1/memory/2512-14-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-20-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-24-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-21-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-18-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-17-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-22-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-19-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-16-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-23-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-61-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-63-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-65-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-62-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-64-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-67-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-68-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-69-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-70-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-85-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-86-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-107-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2512-154-0x00000000006A0000-0x000000000175A000-memory.dmp upx behavioral1/memory/2932-169-0x0000000000920000-0x00000000019DA000-memory.dmp upx behavioral1/memory/2932-212-0x0000000000920000-0x00000000019DA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f771999 f77190c.exe File opened for modification C:\Windows\SYSTEM.INI f77190c.exe File created C:\Windows\f77691f f773756.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 f77190c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f773756.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2512 f77190c.exe 2512 f77190c.exe 2932 f773756.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2512 f77190c.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe Token: SeDebugPrivilege 2932 f773756.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2132 wrote to memory of 2128 2132 rundll32.exe 30 PID 2132 wrote to memory of 2128 2132 rundll32.exe 30 PID 2132 wrote to memory of 2128 2132 rundll32.exe 30 PID 2132 wrote to memory of 2128 2132 rundll32.exe 30 PID 2132 wrote to memory of 2128 2132 rundll32.exe 30 PID 2132 wrote to memory of 2128 2132 rundll32.exe 30 PID 2132 wrote to memory of 2128 2132 rundll32.exe 30 PID 2128 wrote to memory of 2512 2128 rundll32.exe 31 PID 2128 wrote to memory of 2512 2128 rundll32.exe 31 PID 2128 wrote to memory of 2512 2128 rundll32.exe 31 PID 2128 wrote to memory of 2512 2128 rundll32.exe 31 PID 2512 wrote to memory of 1112 2512 f77190c.exe 19 PID 2512 wrote to memory of 1176 2512 f77190c.exe 20 PID 2512 wrote to memory of 1216 2512 f77190c.exe 21 PID 2512 wrote to memory of 1348 2512 f77190c.exe 23 PID 2512 wrote to memory of 2132 2512 f77190c.exe 29 PID 2512 wrote to memory of 2128 2512 f77190c.exe 30 PID 2512 wrote to memory of 2128 2512 f77190c.exe 30 PID 2128 wrote to memory of 2820 2128 rundll32.exe 32 PID 2128 wrote to memory of 2820 2128 rundll32.exe 32 PID 2128 wrote to memory of 2820 2128 rundll32.exe 32 PID 2128 wrote to memory of 2820 2128 rundll32.exe 32 PID 2128 wrote to memory of 2932 2128 rundll32.exe 33 PID 2128 wrote to memory of 2932 2128 rundll32.exe 33 PID 2128 wrote to memory of 2932 2128 rundll32.exe 33 PID 2128 wrote to memory of 2932 2128 rundll32.exe 33 PID 2512 wrote to memory of 1112 2512 f77190c.exe 19 PID 2512 wrote to memory of 1176 2512 f77190c.exe 20 PID 2512 wrote to memory of 1216 2512 f77190c.exe 21 PID 2512 wrote to memory of 1348 2512 f77190c.exe 23 PID 2512 wrote to memory of 2820 2512 f77190c.exe 32 PID 2512 wrote to memory of 2820 2512 f77190c.exe 32 PID 2512 wrote to memory of 2932 2512 f77190c.exe 33 PID 2512 wrote to memory of 2932 2512 f77190c.exe 33 PID 2932 wrote to memory of 1112 2932 f773756.exe 19 PID 2932 wrote to memory of 1176 2932 f773756.exe 20 PID 2932 wrote to memory of 1216 2932 f773756.exe 21 PID 2932 wrote to memory of 1348 2932 f773756.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" f77190c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f773756.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1112
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1176
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1216
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b5c443265eaa3d3cd2e54481ef68fa15cc188107a130af4d6eb3654882a1f486.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b5c443265eaa3d3cd2e54481ef68fa15cc188107a130af4d6eb3654882a1f486.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Users\Admin\AppData\Local\Temp\f77190c.exeC:\Users\Admin\AppData\Local\Temp\f77190c.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:2512
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C:\Users\Admin\AppData\Local\Temp\f771ad1.exeC:\Users\Admin\AppData\Local\Temp\f771ad1.exe4⤵
- Executes dropped EXE
PID:2820
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C:\Users\Admin\AppData\Local\Temp\f773756.exeC:\Users\Admin\AppData\Local\Temp\f773756.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:2932
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1348
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
MD50b648bee0e2a596c58e0a7cf0297bd65
SHA1e0806b9d6ddc4e11c071dac49050626db283d677
SHA256465767ce209587f92f037a55f168e80b9f67d4c60bc28852c9075c21ec13bc93
SHA512e399a0ce4e7b3f4f177edad054100c299a9303009279db28423ff268bc43fb0feead0c76664c0c50da25e94ee36f5219f7b11c427e39e5176e5f2293d21b8471
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Filesize
257B
MD5fda98564f84205a80bd1e9eedd0707ce
SHA1cd7106486300706d7e3b3990354fc56e27eed9f5
SHA256f1d0ce0eee1793635c4eb4b82c7b7bb56a35b2935b5ebf69917c8bce7e921558
SHA512d0fab543a6985241bd96995608b8da1ea692f91cf7708183cd290e3228d129940cd7fd69e4d2500da833ef508d3f3143e5ca5e44e25be6a093303d19d44212ee