Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
01/09/2024, 12:54
Static task
static1
Behavioral task
behavioral1
Sample
98b81a3a7263b67c71fbb2eb8f84da30N.dll
Resource
win7-20240705-en
General
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Target
98b81a3a7263b67c71fbb2eb8f84da30N.dll
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Size
120KB
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MD5
98b81a3a7263b67c71fbb2eb8f84da30
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SHA1
b7386e53c8155498dc131f15e02236f4e9eed8b6
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SHA256
11c347cfadfac26009173311446608c248aa129a33812ff69846ca5b197174e7
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SHA512
f2a94469988645f5e2cd0bdb21301da470e97f01eadd60ddedf7f0324cf338696ae92855561a2856a48991dd66a6d57c6431b06b71d17da2e5dd5502800f4581
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SSDEEP
3072:rQaiyuSMuLG3MDoDAtDLNztUqTq7MtZ/KXeXJyfDvD4KqNq:r+S/VDoDAtDcjm0eXJyfX4Hq
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\DoNotAllowExceptions = "0" f768d23.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f768d23.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76aa24.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76aa24.exe -
Executes dropped EXE 3 IoCs
pid Process 2388 f768d23.exe 2880 f768e99.exe 2604 f76aa24.exe -
Loads dropped DLL 6 IoCs
pid Process 1348 rundll32.exe 1348 rundll32.exe 1348 rundll32.exe 1348 rundll32.exe 1348 rundll32.exe 1348 rundll32.exe -
resource yara_rule behavioral1/memory/2388-15-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-19-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-25-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-21-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-24-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-23-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-20-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-17-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-22-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-18-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-53-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-54-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-65-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-66-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-68-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-69-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-70-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-84-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-85-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-88-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-108-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-110-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2388-152-0x0000000000590000-0x000000000164A000-memory.dmp upx behavioral1/memory/2604-165-0x0000000000920000-0x00000000019DA000-memory.dmp upx behavioral1/memory/2604-208-0x0000000000920000-0x00000000019DA000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f768d23.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f768d23.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76aa24.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76aa24.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76aa24.exe -
Enumerates connected drives 3 TTPs 17 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Q: f768d23.exe File opened (read-only) \??\S: f768d23.exe File opened (read-only) \??\G: f76aa24.exe File opened (read-only) \??\E: f768d23.exe File opened (read-only) \??\N: f768d23.exe File opened (read-only) \??\P: f768d23.exe File opened (read-only) \??\T: f768d23.exe File opened (read-only) \??\L: f768d23.exe File opened (read-only) \??\O: f768d23.exe File opened (read-only) \??\G: f768d23.exe File opened (read-only) \??\I: f768d23.exe File opened (read-only) \??\J: f768d23.exe File opened (read-only) \??\R: f768d23.exe File opened (read-only) \??\E: f76aa24.exe File opened (read-only) \??\H: f768d23.exe File opened (read-only) \??\K: f768d23.exe File opened (read-only) \??\M: f768d23.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f768d71 f768d23.exe File opened for modification C:\Windows\SYSTEM.INI f768d23.exe File created C:\Windows\f76dd93 f76aa24.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 f768d23.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f76aa24.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2388 f768d23.exe 2388 f768d23.exe 2604 f76aa24.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2388 f768d23.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe Token: SeDebugPrivilege 2604 f76aa24.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2408 wrote to memory of 1348 2408 rundll32.exe 28 PID 2408 wrote to memory of 1348 2408 rundll32.exe 28 PID 2408 wrote to memory of 1348 2408 rundll32.exe 28 PID 2408 wrote to memory of 1348 2408 rundll32.exe 28 PID 2408 wrote to memory of 1348 2408 rundll32.exe 28 PID 2408 wrote to memory of 1348 2408 rundll32.exe 28 PID 2408 wrote to memory of 1348 2408 rundll32.exe 28 PID 1348 wrote to memory of 2388 1348 rundll32.exe 29 PID 1348 wrote to memory of 2388 1348 rundll32.exe 29 PID 1348 wrote to memory of 2388 1348 rundll32.exe 29 PID 1348 wrote to memory of 2388 1348 rundll32.exe 29 PID 2388 wrote to memory of 1104 2388 f768d23.exe 19 PID 2388 wrote to memory of 1156 2388 f768d23.exe 20 PID 2388 wrote to memory of 1204 2388 f768d23.exe 21 PID 2388 wrote to memory of 1572 2388 f768d23.exe 23 PID 2388 wrote to memory of 2408 2388 f768d23.exe 27 PID 2388 wrote to memory of 1348 2388 f768d23.exe 28 PID 2388 wrote to memory of 1348 2388 f768d23.exe 28 PID 1348 wrote to memory of 2880 1348 rundll32.exe 30 PID 1348 wrote to memory of 2880 1348 rundll32.exe 30 PID 1348 wrote to memory of 2880 1348 rundll32.exe 30 PID 1348 wrote to memory of 2880 1348 rundll32.exe 30 PID 1348 wrote to memory of 2604 1348 rundll32.exe 31 PID 1348 wrote to memory of 2604 1348 rundll32.exe 31 PID 1348 wrote to memory of 2604 1348 rundll32.exe 31 PID 1348 wrote to memory of 2604 1348 rundll32.exe 31 PID 2388 wrote to memory of 1104 2388 f768d23.exe 19 PID 2388 wrote to memory of 1156 2388 f768d23.exe 20 PID 2388 wrote to memory of 1204 2388 f768d23.exe 21 PID 2388 wrote to memory of 1572 2388 f768d23.exe 23 PID 2388 wrote to memory of 2880 2388 f768d23.exe 30 PID 2388 wrote to memory of 2880 2388 f768d23.exe 30 PID 2388 wrote to memory of 2604 2388 f768d23.exe 31 PID 2388 wrote to memory of 2604 2388 f768d23.exe 31 PID 2604 wrote to memory of 1104 2604 f76aa24.exe 19 PID 2604 wrote to memory of 1156 2604 f76aa24.exe 20 PID 2604 wrote to memory of 1204 2604 f76aa24.exe 21 PID 2604 wrote to memory of 1572 2604 f76aa24.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" f768d23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76aa24.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1104
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1156
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1204
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\98b81a3a7263b67c71fbb2eb8f84da30N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\98b81a3a7263b67c71fbb2eb8f84da30N.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Users\Admin\AppData\Local\Temp\f768d23.exeC:\Users\Admin\AppData\Local\Temp\f768d23.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:2388
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C:\Users\Admin\AppData\Local\Temp\f768e99.exeC:\Users\Admin\AppData\Local\Temp\f768e99.exe4⤵
- Executes dropped EXE
PID:2880
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C:\Users\Admin\AppData\Local\Temp\f76aa24.exeC:\Users\Admin\AppData\Local\Temp\f76aa24.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:2604
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1572
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
MD5e7e675e93d254b06431132f531611c6b
SHA1dd54a1c44785b11f16c9c0bd6e8f254b149713d3
SHA256ff526e36449bbbff21777c681848678edca39f56db7701487b30fa28e8df487e
SHA51230f71034cf3ece6aa88e5629ad861e9056add764ea427dd618e58a661df59101b959f162e74295409b17b6f047f8aa6f4d4889497101ce3a6e1d2e25b77017d8
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Filesize
97KB
MD5e71590872e0bd32b42369d673a8035a7
SHA13591a0e05c889700b578a8961ad9932561df35ae
SHA256bb0398f76df6d6e8ea0e08cf848cf6a249c03e8a6c97dafd26f0316abadc0a2a
SHA512b158ef72afdb910542d4aefe0448cb955b1d326ead555d46b151f4e9d6d9df62467bf5ec18a82e66e8919c2b5a850f7880db61e77d58fd5075e7b128dee220c0