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Analysis
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max time kernel
118s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
21/07/2024, 09:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a414f8d24c1f914c80ee89de2ec4bcd0N.dll
Resource
win7-20240704-en
windows7-x64
15 signatures
120 seconds
General
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Target
a414f8d24c1f914c80ee89de2ec4bcd0N.dll
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Size
120KB
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MD5
a414f8d24c1f914c80ee89de2ec4bcd0
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SHA1
c4e7ec90330148f17b2e360c3baad97b9764a160
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SHA256
bb2c8597baa7d2d107dac8dc42679e265f391bfc9360faf3e219dbc48d4ee703
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SHA512
65d3a08dfa4ae13a5fc1035b2c6f35a311e8685c7fe621874a4fa2d451bb684cb6f9179f5445225f7618e772910925d9a22678d6033ce853a8c11b94471aa273
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SSDEEP
1536:2wrgEEWfzdYYi2jFfxh4KAuNCi8VNZfAuNWkBypSAeJOgg++/fJrI8NZoRniNLSe:2yhRBjVxhBtCdljJyHeJANI4LLS6F
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" f76df86.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76df86.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76fb50.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76df86.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76df86.exe -
Executes dropped EXE 3 IoCs
pid Process 1884 f76df86.exe 2696 f76e12b.exe 2556 f76fb50.exe -
Loads dropped DLL 6 IoCs
pid Process 2152 rundll32.exe 2152 rundll32.exe 2152 rundll32.exe 2152 rundll32.exe 2152 rundll32.exe 2152 rundll32.exe -
resource yara_rule behavioral1/memory/1884-12-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-16-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-17-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-38-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-51-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-47-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-35-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-15-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-14-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-37-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-59-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-60-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-61-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-62-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-63-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-78-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-79-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-80-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-102-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-104-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/1884-149-0x0000000000650000-0x000000000170A000-memory.dmp upx behavioral1/memory/2556-155-0x0000000000920000-0x00000000019DA000-memory.dmp upx behavioral1/memory/2556-206-0x0000000000920000-0x00000000019DA000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76df86.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76df86.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76fb50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76df86.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76fb50.exe -
Enumerates connected drives 3 TTPs 14 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\N: f76df86.exe File opened (read-only) \??\E: f76fb50.exe File opened (read-only) \??\H: f76df86.exe File opened (read-only) \??\L: f76df86.exe File opened (read-only) \??\J: f76df86.exe File opened (read-only) \??\E: f76df86.exe File opened (read-only) \??\G: f76df86.exe File opened (read-only) \??\O: f76df86.exe File opened (read-only) \??\P: f76df86.exe File opened (read-only) \??\M: f76df86.exe File opened (read-only) \??\Q: f76df86.exe File opened (read-only) \??\G: f76fb50.exe File opened (read-only) \??\I: f76df86.exe File opened (read-only) \??\K: f76df86.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f76e003 f76df86.exe File opened for modification C:\Windows\SYSTEM.INI f76df86.exe File created C:\Windows\f773015 f76fb50.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1884 f76df86.exe 1884 f76df86.exe 2556 f76fb50.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 1884 f76df86.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe Token: SeDebugPrivilege 2556 f76fb50.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 1316 wrote to memory of 2152 1316 rundll32.exe 31 PID 1316 wrote to memory of 2152 1316 rundll32.exe 31 PID 1316 wrote to memory of 2152 1316 rundll32.exe 31 PID 1316 wrote to memory of 2152 1316 rundll32.exe 31 PID 1316 wrote to memory of 2152 1316 rundll32.exe 31 PID 1316 wrote to memory of 2152 1316 rundll32.exe 31 PID 1316 wrote to memory of 2152 1316 rundll32.exe 31 PID 2152 wrote to memory of 1884 2152 rundll32.exe 32 PID 2152 wrote to memory of 1884 2152 rundll32.exe 32 PID 2152 wrote to memory of 1884 2152 rundll32.exe 32 PID 2152 wrote to memory of 1884 2152 rundll32.exe 32 PID 1884 wrote to memory of 1044 1884 f76df86.exe 17 PID 1884 wrote to memory of 1072 1884 f76df86.exe 18 PID 1884 wrote to memory of 1112 1884 f76df86.exe 20 PID 1884 wrote to memory of 1864 1884 f76df86.exe 25 PID 1884 wrote to memory of 1316 1884 f76df86.exe 30 PID 1884 wrote to memory of 2152 1884 f76df86.exe 31 PID 1884 wrote to memory of 2152 1884 f76df86.exe 31 PID 2152 wrote to memory of 2696 2152 rundll32.exe 33 PID 2152 wrote to memory of 2696 2152 rundll32.exe 33 PID 2152 wrote to memory of 2696 2152 rundll32.exe 33 PID 2152 wrote to memory of 2696 2152 rundll32.exe 33 PID 2152 wrote to memory of 2556 2152 rundll32.exe 34 PID 2152 wrote to memory of 2556 2152 rundll32.exe 34 PID 2152 wrote to memory of 2556 2152 rundll32.exe 34 PID 2152 wrote to memory of 2556 2152 rundll32.exe 34 PID 1884 wrote to memory of 1044 1884 f76df86.exe 17 PID 1884 wrote to memory of 1072 1884 f76df86.exe 18 PID 1884 wrote to memory of 1112 1884 f76df86.exe 20 PID 1884 wrote to memory of 1864 1884 f76df86.exe 25 PID 1884 wrote to memory of 2696 1884 f76df86.exe 33 PID 1884 wrote to memory of 2696 1884 f76df86.exe 33 PID 1884 wrote to memory of 2556 1884 f76df86.exe 34 PID 1884 wrote to memory of 2556 1884 f76df86.exe 34 PID 2556 wrote to memory of 1044 2556 f76fb50.exe 17 PID 2556 wrote to memory of 1072 2556 f76fb50.exe 18 PID 2556 wrote to memory of 1112 2556 f76fb50.exe 20 PID 2556 wrote to memory of 1864 2556 f76fb50.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" f76df86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76fb50.exe
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1044
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1072
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a414f8d24c1f914c80ee89de2ec4bcd0N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a414f8d24c1f914c80ee89de2ec4bcd0N.dll,#13⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2152 -
C:\Users\Admin\AppData\Local\Temp\f76df86.exeC:\Users\Admin\AppData\Local\Temp\f76df86.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1884
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C:\Users\Admin\AppData\Local\Temp\f76e12b.exeC:\Users\Admin\AppData\Local\Temp\f76e12b.exe4⤵
- Executes dropped EXE
PID:2696
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C:\Users\Admin\AppData\Local\Temp\f76fb50.exeC:\Users\Admin\AppData\Local\Temp\f76fb50.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2556
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1112
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1864
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
MD5e845616df3f4de91b0ce0cb6430787cc
SHA161d8c5808c4b57d31908a303b17b0b8317238e92
SHA256eb6e05912717cce6796ff94e1f4649cfb684135437d5087424120b156a5f3cec
SHA512b29299a9626664f7faf45e6e1d5d139d0eb3ec252482881ed034169e7de63c70aa094679715f9f5e6625fcfce0603b9323603e046c41320a2bf941fa7a139bc9
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Filesize
257B
MD534fcb4de4d658f53b2a5364abb54026f
SHA1e75f22a0ead5d0e3171c6cb49c131087d86a084c
SHA2562c0d260ca4ad1fe7abdfd9495721b764230da599ba187172e0058a22768e2a46
SHA512eebd9dbff8036ce577f116ffc3f22977abd737588a5e44026b80957f5eb294e72156f186e9b0c102a506ca0b0bc36785ae3525101cc9127a331a334b582c7a18