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Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16/12/2024, 22:57
Static task
static1
Behavioral task
behavioral1
Sample
4e58732b0b2277f3732e78e421ecb821eff05091d84ff529b5d2b78c67b8b31dN.dll
Resource
win7-20240903-en
General
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Target
4e58732b0b2277f3732e78e421ecb821eff05091d84ff529b5d2b78c67b8b31dN.dll
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Size
120KB
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MD5
3b81149e0f499bf5c845cdc46caddc80
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SHA1
00fcc282e1583070448d47d291e765cf17f736a8
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SHA256
4e58732b0b2277f3732e78e421ecb821eff05091d84ff529b5d2b78c67b8b31d
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SHA512
af0c3e3496f4df2cc7af7a36bcf1249e536a7593e2e4c8b1318e431d3d6b64c7fd7577355eb3181c466657bfbc6f36336cf7eac8de7b816d998cc42a681e9d79
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SSDEEP
1536:RUJlldTN94kvJFbkmqcaXj5J8rf0vLFdWH7KEcpZxugyVkENh2/cISXwvGm:RUUAJ5qR8rIJdA7JIKkAhTjXQG
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\DisableNotifications = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76d421.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76d421.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76b2fa.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76d421.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76d421.exe -
Executes dropped EXE 3 IoCs
pid Process 2300 f76b2fa.exe 2908 f76b4de.exe 2900 f76d421.exe -
Loads dropped DLL 6 IoCs
pid Process 2520 rundll32.exe 2520 rundll32.exe 2520 rundll32.exe 2520 rundll32.exe 2520 rundll32.exe 2520 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76d421.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76d421.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76d421.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76d421.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76d421.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) \??\J: f76b2fa.exe File opened (read-only) \??\R: f76b2fa.exe File opened (read-only) \??\S: f76b2fa.exe File opened (read-only) \??\E: f76d421.exe File opened (read-only) \??\E: f76b2fa.exe File opened (read-only) \??\H: f76b2fa.exe File opened (read-only) \??\I: f76b2fa.exe File opened (read-only) \??\K: f76b2fa.exe File opened (read-only) \??\N: f76b2fa.exe File opened (read-only) \??\Q: f76b2fa.exe File opened (read-only) \??\G: f76b2fa.exe File opened (read-only) \??\L: f76b2fa.exe File opened (read-only) \??\P: f76b2fa.exe File opened (read-only) \??\T: f76b2fa.exe File opened (read-only) \??\M: f76b2fa.exe File opened (read-only) \??\O: f76b2fa.exe File opened (read-only) \??\G: f76d421.exe File opened (read-only) \??\H: f76d421.exe -
resource yara_rule behavioral1/memory/2300-20-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-15-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-17-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-19-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-24-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-23-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-22-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-25-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-21-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-18-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-63-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-64-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-65-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-66-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-68-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-69-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-71-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-72-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-73-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-89-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-90-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-92-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2300-155-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2908-160-0x0000000000980000-0x0000000001A3A000-memory.dmp upx behavioral1/memory/2900-174-0x0000000000910000-0x00000000019CA000-memory.dmp upx behavioral1/memory/2900-215-0x0000000000910000-0x00000000019CA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI f76b2fa.exe File created C:\Windows\f77057d f76d421.exe File created C:\Windows\f76b377 f76b2fa.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 f76b2fa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f76d421.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2300 f76b2fa.exe 2300 f76b2fa.exe 2900 f76d421.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2300 f76b2fa.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe Token: SeDebugPrivilege 2900 f76d421.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2512 wrote to memory of 2520 2512 rundll32.exe 30 PID 2512 wrote to memory of 2520 2512 rundll32.exe 30 PID 2512 wrote to memory of 2520 2512 rundll32.exe 30 PID 2512 wrote to memory of 2520 2512 rundll32.exe 30 PID 2512 wrote to memory of 2520 2512 rundll32.exe 30 PID 2512 wrote to memory of 2520 2512 rundll32.exe 30 PID 2512 wrote to memory of 2520 2512 rundll32.exe 30 PID 2520 wrote to memory of 2300 2520 rundll32.exe 31 PID 2520 wrote to memory of 2300 2520 rundll32.exe 31 PID 2520 wrote to memory of 2300 2520 rundll32.exe 31 PID 2520 wrote to memory of 2300 2520 rundll32.exe 31 PID 2300 wrote to memory of 1040 2300 f76b2fa.exe 17 PID 2300 wrote to memory of 1068 2300 f76b2fa.exe 18 PID 2300 wrote to memory of 1112 2300 f76b2fa.exe 20 PID 2300 wrote to memory of 888 2300 f76b2fa.exe 23 PID 2300 wrote to memory of 2512 2300 f76b2fa.exe 29 PID 2300 wrote to memory of 2520 2300 f76b2fa.exe 30 PID 2300 wrote to memory of 2520 2300 f76b2fa.exe 30 PID 2520 wrote to memory of 2908 2520 rundll32.exe 32 PID 2520 wrote to memory of 2908 2520 rundll32.exe 32 PID 2520 wrote to memory of 2908 2520 rundll32.exe 32 PID 2520 wrote to memory of 2908 2520 rundll32.exe 32 PID 2520 wrote to memory of 2900 2520 rundll32.exe 34 PID 2520 wrote to memory of 2900 2520 rundll32.exe 34 PID 2520 wrote to memory of 2900 2520 rundll32.exe 34 PID 2520 wrote to memory of 2900 2520 rundll32.exe 34 PID 2300 wrote to memory of 1040 2300 f76b2fa.exe 17 PID 2300 wrote to memory of 1068 2300 f76b2fa.exe 18 PID 2300 wrote to memory of 1112 2300 f76b2fa.exe 20 PID 2300 wrote to memory of 888 2300 f76b2fa.exe 23 PID 2300 wrote to memory of 2908 2300 f76b2fa.exe 32 PID 2300 wrote to memory of 2908 2300 f76b2fa.exe 32 PID 2300 wrote to memory of 2900 2300 f76b2fa.exe 34 PID 2300 wrote to memory of 2900 2300 f76b2fa.exe 34 PID 2900 wrote to memory of 1040 2900 f76d421.exe 17 PID 2900 wrote to memory of 1068 2900 f76d421.exe 18 PID 2900 wrote to memory of 1112 2900 f76d421.exe 20 PID 2900 wrote to memory of 888 2900 f76d421.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" f76b2fa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76d421.exe
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1040
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1068
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1112
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4e58732b0b2277f3732e78e421ecb821eff05091d84ff529b5d2b78c67b8b31dN.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4e58732b0b2277f3732e78e421ecb821eff05091d84ff529b5d2b78c67b8b31dN.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Users\Admin\AppData\Local\Temp\f76b2fa.exeC:\Users\Admin\AppData\Local\Temp\f76b2fa.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:2300
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C:\Users\Admin\AppData\Local\Temp\f76b4de.exeC:\Users\Admin\AppData\Local\Temp\f76b4de.exe4⤵
- Executes dropped EXE
PID:2908
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C:\Users\Admin\AppData\Local\Temp\f76d421.exeC:\Users\Admin\AppData\Local\Temp\f76d421.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:2900
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:888
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
256B
MD52cf64b4ff0a6517b567c8c76466e9b22
SHA17264ece8ff505661ab9dca61a5f3ad21a2042185
SHA256924fdcbb7573d75c01c388e1e2c42248b1f48a26fe9e86615412c3fdd921651e
SHA512bf5e6955ece2dd96aedabc710fa2811288c210ff0b6a2c869651fc2e4ea5266d81cd93be5d64f050eb4938a93901b19485575deaa2cbd66d15152dc95f864d90
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Filesize
97KB
MD57f8dd3afbf9955ad45e60193e41777d7
SHA16bc23a7a02515c6e785857827f5d84aec4f6d74e
SHA2562364aad497e8dfd7f52cec581523110fecbd4fd4611604e85cdda616517ced61
SHA512af3365a39c7b0ce3ecc7cf7cf35d1fd87d8ced15073fbc60df7ddb9950fb1fbd143805a8d79559d1bcd2fc815e4dfefcc4085c623d7691ae595ab92c70db1de1