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Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
25/09/2024, 10:42
Static task
static1
Behavioral task
behavioral1
Sample
71328bd0620f94dd184317201b571ba33853b4437c8cb3846e9ecdfea9749ade.dll
Resource
win7-20240708-en
General
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Target
71328bd0620f94dd184317201b571ba33853b4437c8cb3846e9ecdfea9749ade.dll
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Size
120KB
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MD5
36afa34e80f07d6929ec51a3af24f56d
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SHA1
bfc64e5c7744b939fbbc0c5e1ef0c099ed75b436
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SHA256
71328bd0620f94dd184317201b571ba33853b4437c8cb3846e9ecdfea9749ade
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SHA512
2ef9aee6b8f288906b18fcfa40c84cd178e5a818d39209e872b78b240c7f6c477a4de33d0fe1f4bf1febc1e038cf84f25f73cfd7830ae002c00620c95e3f65da
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SSDEEP
3072:dk5mMahoIbZ+ZyKwu1FV55X08Pstd0Cr:dkAcA5KFaOMd0Cr
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\EnableFirewall = "0" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f77783c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f77783c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f77783c.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77783c.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77783c.exe -
Executes dropped EXE 3 IoCs
pid Process 2128 f7757ff.exe 2084 f7759a5.exe 1908 f77783c.exe -
Loads dropped DLL 6 IoCs
pid Process 2644 rundll32.exe 2644 rundll32.exe 2644 rundll32.exe 2644 rundll32.exe 2644 rundll32.exe 2644 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f7757ff.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f77783c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f77783c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f7757ff.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77783c.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: f7757ff.exe File opened (read-only) \??\P: f7757ff.exe File opened (read-only) \??\R: f7757ff.exe File opened (read-only) \??\G: f7757ff.exe File opened (read-only) \??\J: f7757ff.exe File opened (read-only) \??\O: f7757ff.exe File opened (read-only) \??\T: f7757ff.exe File opened (read-only) \??\E: f77783c.exe File opened (read-only) \??\H: f77783c.exe File opened (read-only) \??\M: f7757ff.exe File opened (read-only) \??\G: f77783c.exe File opened (read-only) \??\S: f7757ff.exe File opened (read-only) \??\E: f7757ff.exe File opened (read-only) \??\I: f7757ff.exe File opened (read-only) \??\K: f7757ff.exe File opened (read-only) \??\L: f7757ff.exe File opened (read-only) \??\N: f7757ff.exe File opened (read-only) \??\Q: f7757ff.exe -
resource yara_rule behavioral1/memory/2128-15-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-23-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-17-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-19-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-21-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-24-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-25-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-22-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-20-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-26-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-18-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-67-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-69-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-68-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-70-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-71-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-73-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-74-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-75-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-76-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-94-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-95-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/2128-160-0x00000000006B0000-0x000000000176A000-memory.dmp upx behavioral1/memory/1908-173-0x0000000000950000-0x0000000001A0A000-memory.dmp upx behavioral1/memory/1908-218-0x0000000000950000-0x0000000001A0A000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f77584d f7757ff.exe File opened for modification C:\Windows\SYSTEM.INI f7757ff.exe File created C:\Windows\f77a860 f77783c.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 f7757ff.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f77783c.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2128 f7757ff.exe 2128 f7757ff.exe 1908 f77783c.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 2128 f7757ff.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe Token: SeDebugPrivilege 1908 f77783c.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 1960 wrote to memory of 2644 1960 rundll32.exe 30 PID 1960 wrote to memory of 2644 1960 rundll32.exe 30 PID 1960 wrote to memory of 2644 1960 rundll32.exe 30 PID 1960 wrote to memory of 2644 1960 rundll32.exe 30 PID 1960 wrote to memory of 2644 1960 rundll32.exe 30 PID 1960 wrote to memory of 2644 1960 rundll32.exe 30 PID 1960 wrote to memory of 2644 1960 rundll32.exe 30 PID 2644 wrote to memory of 2128 2644 rundll32.exe 31 PID 2644 wrote to memory of 2128 2644 rundll32.exe 31 PID 2644 wrote to memory of 2128 2644 rundll32.exe 31 PID 2644 wrote to memory of 2128 2644 rundll32.exe 31 PID 2128 wrote to memory of 1116 2128 f7757ff.exe 19 PID 2128 wrote to memory of 1176 2128 f7757ff.exe 20 PID 2128 wrote to memory of 1232 2128 f7757ff.exe 21 PID 2128 wrote to memory of 872 2128 f7757ff.exe 23 PID 2128 wrote to memory of 1960 2128 f7757ff.exe 29 PID 2128 wrote to memory of 2644 2128 f7757ff.exe 30 PID 2128 wrote to memory of 2644 2128 f7757ff.exe 30 PID 2644 wrote to memory of 2084 2644 rundll32.exe 32 PID 2644 wrote to memory of 2084 2644 rundll32.exe 32 PID 2644 wrote to memory of 2084 2644 rundll32.exe 32 PID 2644 wrote to memory of 2084 2644 rundll32.exe 32 PID 2644 wrote to memory of 1908 2644 rundll32.exe 33 PID 2644 wrote to memory of 1908 2644 rundll32.exe 33 PID 2644 wrote to memory of 1908 2644 rundll32.exe 33 PID 2644 wrote to memory of 1908 2644 rundll32.exe 33 PID 2128 wrote to memory of 1116 2128 f7757ff.exe 19 PID 2128 wrote to memory of 1176 2128 f7757ff.exe 20 PID 2128 wrote to memory of 1232 2128 f7757ff.exe 21 PID 2128 wrote to memory of 872 2128 f7757ff.exe 23 PID 2128 wrote to memory of 2084 2128 f7757ff.exe 32 PID 2128 wrote to memory of 2084 2128 f7757ff.exe 32 PID 2128 wrote to memory of 1908 2128 f7757ff.exe 33 PID 2128 wrote to memory of 1908 2128 f7757ff.exe 33 PID 1908 wrote to memory of 1116 1908 f77783c.exe 19 PID 1908 wrote to memory of 1176 1908 f77783c.exe 20 PID 1908 wrote to memory of 1232 1908 f77783c.exe 21 PID 1908 wrote to memory of 872 1908 f77783c.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" f7757ff.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f77783c.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1116
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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:1232
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\71328bd0620f94dd184317201b571ba33853b4437c8cb3846e9ecdfea9749ade.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\71328bd0620f94dd184317201b571ba33853b4437c8cb3846e9ecdfea9749ade.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Users\Admin\AppData\Local\Temp\f7757ff.exeC:\Users\Admin\AppData\Local\Temp\f7757ff.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:2128
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C:\Users\Admin\AppData\Local\Temp\f7759a5.exeC:\Users\Admin\AppData\Local\Temp\f7759a5.exe4⤵
- Executes dropped EXE
PID:2084
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C:\Users\Admin\AppData\Local\Temp\f77783c.exeC:\Users\Admin\AppData\Local\Temp\f77783c.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:1908
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:872
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
97KB
MD52c88455da6c04c57aba6717924f2b2d2
SHA1b9272f580d0f44f44c92cc36b374ac9e8267f096
SHA2569e68995e9a06b0257bc84a4de275146411c27c0488277e5fe400f36a2b9a7056
SHA51207197f4644fee252ce34f8891dc666ced5ac555a0dc7f06e34daf471cf8142ea96b0c36b62cb7df94164f15c1a34995d38b0b1b75911d5365cd9bcb5e38428b7
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Filesize
257B
MD59a226908a06a639dfa105e7ae8f8d7cd
SHA1552aaa5fa26aa8ffcafc39d77595aa2f6b29ce66
SHA25642ea3e27062c8727ac46c07cca33b63ee48533d69aab4230e0650926fe5cb33c
SHA51242ab5a113b7e45f768b5368111e7dbb1b957ead6045610e2a1b75c678b9a16c4f681020a81e45ddfa1a5a3d38e809ab5acae8038556ce2d715ced864ddcc5053