Analysis
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max time kernel
26s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
06/12/2024, 18:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7000bd841c4ff8ae5b5f404a54c1e749712f27e8c0a6c174897990840d70b496N.dll
Resource
win7-20241010-en
windows7-x64
17 signatures
120 seconds
General
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Target
7000bd841c4ff8ae5b5f404a54c1e749712f27e8c0a6c174897990840d70b496N.dll
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Size
120KB
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MD5
9469d646be63863858aef0d054661dc0
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SHA1
559aa35f07d0244383dcd722f20cadb7c0576b8d
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SHA256
7000bd841c4ff8ae5b5f404a54c1e749712f27e8c0a6c174897990840d70b496
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SHA512
1565439de03663b666764baa6fac0120cbbfc3c18d904dfadacde5864870e749d554baa51c192afd14e2e8e97fa6a31bd1c4f71d93e6428752f856bf2f107fc4
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SSDEEP
3072:N3Paxzh0bQ5Hv6qhiKY7hZC7ZIXThDC8emK8:NKt0mw77nCCDNe
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\DisableNotifications = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76effa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76effa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76d48e.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76effa.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76effa.exe -
Executes dropped EXE 3 IoCs
pid Process 1724 f76d48e.exe 2804 f76d614.exe 2688 f76effa.exe -
Loads dropped DLL 6 IoCs
pid Process 532 rundll32.exe 532 rundll32.exe 532 rundll32.exe 532 rundll32.exe 532 rundll32.exe 532 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76d48e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76effa.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76effa.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76d48e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76effa.exe -
Enumerates connected drives 3 TTPs 16 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\T: f76d48e.exe File opened (read-only) \??\J: f76d48e.exe File opened (read-only) \??\K: f76d48e.exe File opened (read-only) \??\N: f76d48e.exe File opened (read-only) \??\P: f76d48e.exe File opened (read-only) \??\R: f76d48e.exe File opened (read-only) \??\E: f76d48e.exe File opened (read-only) \??\G: f76d48e.exe File opened (read-only) \??\O: f76d48e.exe File opened (read-only) \??\S: f76d48e.exe File opened (read-only) \??\L: f76d48e.exe File opened (read-only) \??\M: f76d48e.exe File opened (read-only) \??\E: f76effa.exe File opened (read-only) \??\H: f76d48e.exe File opened (read-only) \??\I: f76d48e.exe File opened (read-only) \??\Q: f76d48e.exe -
resource yara_rule behavioral1/memory/1724-15-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-13-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-19-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-17-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-22-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-21-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-20-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-18-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-16-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-14-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-58-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-59-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-60-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-62-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-61-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-64-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-66-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-78-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-79-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-83-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/1724-148-0x0000000000640000-0x00000000016FA000-memory.dmp upx behavioral1/memory/2688-164-0x0000000000910000-0x00000000019CA000-memory.dmp upx behavioral1/memory/2688-204-0x0000000000910000-0x00000000019CA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f76d4ad f76d48e.exe File opened for modification C:\Windows\SYSTEM.INI f76d48e.exe File created C:\Windows\f77252d f76effa.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 f76d48e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f76effa.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1724 f76d48e.exe 1724 f76d48e.exe 2688 f76effa.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 1724 f76d48e.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe Token: SeDebugPrivilege 2688 f76effa.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2540 wrote to memory of 532 2540 rundll32.exe 31 PID 2540 wrote to memory of 532 2540 rundll32.exe 31 PID 2540 wrote to memory of 532 2540 rundll32.exe 31 PID 2540 wrote to memory of 532 2540 rundll32.exe 31 PID 2540 wrote to memory of 532 2540 rundll32.exe 31 PID 2540 wrote to memory of 532 2540 rundll32.exe 31 PID 2540 wrote to memory of 532 2540 rundll32.exe 31 PID 532 wrote to memory of 1724 532 rundll32.exe 32 PID 532 wrote to memory of 1724 532 rundll32.exe 32 PID 532 wrote to memory of 1724 532 rundll32.exe 32 PID 532 wrote to memory of 1724 532 rundll32.exe 32 PID 1724 wrote to memory of 1048 1724 f76d48e.exe 17 PID 1724 wrote to memory of 1096 1724 f76d48e.exe 19 PID 1724 wrote to memory of 1156 1724 f76d48e.exe 21 PID 1724 wrote to memory of 1016 1724 f76d48e.exe 25 PID 1724 wrote to memory of 2540 1724 f76d48e.exe 30 PID 1724 wrote to memory of 532 1724 f76d48e.exe 31 PID 1724 wrote to memory of 532 1724 f76d48e.exe 31 PID 532 wrote to memory of 2804 532 rundll32.exe 33 PID 532 wrote to memory of 2804 532 rundll32.exe 33 PID 532 wrote to memory of 2804 532 rundll32.exe 33 PID 532 wrote to memory of 2804 532 rundll32.exe 33 PID 532 wrote to memory of 2688 532 rundll32.exe 34 PID 532 wrote to memory of 2688 532 rundll32.exe 34 PID 532 wrote to memory of 2688 532 rundll32.exe 34 PID 532 wrote to memory of 2688 532 rundll32.exe 34 PID 1724 wrote to memory of 1048 1724 f76d48e.exe 17 PID 1724 wrote to memory of 1096 1724 f76d48e.exe 19 PID 1724 wrote to memory of 1156 1724 f76d48e.exe 21 PID 1724 wrote to memory of 1016 1724 f76d48e.exe 25 PID 1724 wrote to memory of 2804 1724 f76d48e.exe 33 PID 1724 wrote to memory of 2804 1724 f76d48e.exe 33 PID 1724 wrote to memory of 2688 1724 f76d48e.exe 34 PID 1724 wrote to memory of 2688 1724 f76d48e.exe 34 PID 2688 wrote to memory of 1048 2688 f76effa.exe 17 PID 2688 wrote to memory of 1096 2688 f76effa.exe 19 PID 2688 wrote to memory of 1156 2688 f76effa.exe 21 PID 2688 wrote to memory of 1016 2688 f76effa.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" f76effa.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76d48e.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1048
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1096
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1156
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7000bd841c4ff8ae5b5f404a54c1e749712f27e8c0a6c174897990840d70b496N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7000bd841c4ff8ae5b5f404a54c1e749712f27e8c0a6c174897990840d70b496N.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Users\Admin\AppData\Local\Temp\f76d48e.exeC:\Users\Admin\AppData\Local\Temp\f76d48e.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:1724
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C:\Users\Admin\AppData\Local\Temp\f76d614.exeC:\Users\Admin\AppData\Local\Temp\f76d614.exe4⤵
- Executes dropped EXE
PID:2804
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C:\Users\Admin\AppData\Local\Temp\f76effa.exeC:\Users\Admin\AppData\Local\Temp\f76effa.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:2688
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1016
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
MD5452ee3694136ba18064f95e09eedaaec
SHA11653f2f3a0aa5513b82a028f2f05e2dfa7763736
SHA256b37d53b06c86ccde83130979116f951d7d909f9de477a4a70af838aad13ea03c
SHA5120d38f6684701fcf90232c646dfb69a4b194d72447f73ed8aeeed0b979d816f9184b5b3b88838a6ae628f77ff2d2e1a30e83fbef9109ff5bd3504671f05a174a3
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Filesize
97KB
MD5f3cc6ee57ef6e42d284a26d12d18aecf
SHA1782fb93df620714f16e7a34985627dffa2818307
SHA256be4a9dfc087eeab8793d0fb7a4fe0d15ceb24d162c3f4ee32b9e9f6fb6560fd6
SHA512dd3eea4ceeb5e3806c0dc2f14dce6b8ad4e6d006a989fa558c6806a023a64c898e25bcecd7b929421a8aa4c4b865aedb77c0d0ff443bbc81bbb61b5e547eca6b