Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
10/11/2024, 11:21
Static task
static1
Behavioral task
behavioral1
Sample
3bc081def2c262543c42c19601fc5b45076b8287e0632fde2c989791ba59f106N.dll
Resource
win7-20240708-en
General
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Target
3bc081def2c262543c42c19601fc5b45076b8287e0632fde2c989791ba59f106N.dll
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Size
120KB
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MD5
355e949ac79099c6fba5564a94406690
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SHA1
4d3d6f66565b49b4196164900dd7d3906f5aa7c0
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SHA256
3bc081def2c262543c42c19601fc5b45076b8287e0632fde2c989791ba59f106
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SHA512
90300cff4c8ec8d7fd748ed6c827302680149455737e69a90740f0439139b08fb97d6971d7b3cf2d1b8cc30516a0339f5254e8865fc602404da96c44aaaaffc6
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SSDEEP
3072:3vhaXH3BaioPJYx+ESno1xyINnc07nPM8:fiRaDPlESnkxyIN5n
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" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f772137.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f772137.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f772137.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f772137.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f772137.exe -
Executes dropped EXE 3 IoCs
pid Process 2656 f771fb1.exe 2076 f772137.exe 2988 f773e29.exe -
Loads dropped DLL 6 IoCs
pid Process 2220 rundll32.exe 2220 rundll32.exe 2220 rundll32.exe 2220 rundll32.exe 2220 rundll32.exe 2220 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f771fb1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f772137.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f772137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f772137.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f772137.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) \??\H: f771fb1.exe File opened (read-only) \??\J: f771fb1.exe File opened (read-only) \??\K: f771fb1.exe File opened (read-only) \??\N: f771fb1.exe File opened (read-only) \??\P: f771fb1.exe File opened (read-only) \??\Q: f771fb1.exe File opened (read-only) \??\T: f771fb1.exe File opened (read-only) \??\I: f771fb1.exe File opened (read-only) \??\M: f771fb1.exe File opened (read-only) \??\O: f771fb1.exe File opened (read-only) \??\R: f771fb1.exe File opened (read-only) \??\G: f771fb1.exe File opened (read-only) \??\L: f771fb1.exe File opened (read-only) \??\S: f771fb1.exe -
resource yara_rule behavioral1/memory/2656-12-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-16-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-20-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-15-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-22-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-21-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-18-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-17-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-19-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-14-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-58-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-59-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-63-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-64-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-66-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-67-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-68-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-69-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-82-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-84-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-86-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2656-155-0x00000000005F0000-0x00000000016AA000-memory.dmp upx behavioral1/memory/2076-164-0x0000000000930000-0x00000000019EA000-memory.dmp upx behavioral1/memory/2076-192-0x0000000000930000-0x00000000019EA000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f771fe0 f771fb1.exe File opened for modification C:\Windows\SYSTEM.INI f771fb1.exe File created C:\Windows\f776fa4 f772137.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 f771fb1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f772137.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2656 f771fb1.exe 2656 f771fb1.exe 2076 f772137.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2656 f771fb1.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe Token: SeDebugPrivilege 2076 f772137.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2212 wrote to memory of 2220 2212 rundll32.exe 30 PID 2212 wrote to memory of 2220 2212 rundll32.exe 30 PID 2212 wrote to memory of 2220 2212 rundll32.exe 30 PID 2212 wrote to memory of 2220 2212 rundll32.exe 30 PID 2212 wrote to memory of 2220 2212 rundll32.exe 30 PID 2212 wrote to memory of 2220 2212 rundll32.exe 30 PID 2212 wrote to memory of 2220 2212 rundll32.exe 30 PID 2220 wrote to memory of 2656 2220 rundll32.exe 31 PID 2220 wrote to memory of 2656 2220 rundll32.exe 31 PID 2220 wrote to memory of 2656 2220 rundll32.exe 31 PID 2220 wrote to memory of 2656 2220 rundll32.exe 31 PID 2656 wrote to memory of 1120 2656 f771fb1.exe 19 PID 2656 wrote to memory of 1180 2656 f771fb1.exe 20 PID 2656 wrote to memory of 1208 2656 f771fb1.exe 21 PID 2656 wrote to memory of 1288 2656 f771fb1.exe 23 PID 2656 wrote to memory of 2212 2656 f771fb1.exe 29 PID 2656 wrote to memory of 2220 2656 f771fb1.exe 30 PID 2656 wrote to memory of 2220 2656 f771fb1.exe 30 PID 2220 wrote to memory of 2076 2220 rundll32.exe 32 PID 2220 wrote to memory of 2076 2220 rundll32.exe 32 PID 2220 wrote to memory of 2076 2220 rundll32.exe 32 PID 2220 wrote to memory of 2076 2220 rundll32.exe 32 PID 2220 wrote to memory of 2988 2220 rundll32.exe 33 PID 2220 wrote to memory of 2988 2220 rundll32.exe 33 PID 2220 wrote to memory of 2988 2220 rundll32.exe 33 PID 2220 wrote to memory of 2988 2220 rundll32.exe 33 PID 2656 wrote to memory of 1120 2656 f771fb1.exe 19 PID 2656 wrote to memory of 1180 2656 f771fb1.exe 20 PID 2656 wrote to memory of 1208 2656 f771fb1.exe 21 PID 2656 wrote to memory of 1288 2656 f771fb1.exe 23 PID 2656 wrote to memory of 2076 2656 f771fb1.exe 32 PID 2656 wrote to memory of 2076 2656 f771fb1.exe 32 PID 2656 wrote to memory of 2988 2656 f771fb1.exe 33 PID 2656 wrote to memory of 2988 2656 f771fb1.exe 33 PID 2076 wrote to memory of 1120 2076 f772137.exe 19 PID 2076 wrote to memory of 1180 2076 f772137.exe 20 PID 2076 wrote to memory of 1208 2076 f772137.exe 21 PID 2076 wrote to memory of 1288 2076 f772137.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" f771fb1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f772137.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1120
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1180
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1208
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3bc081def2c262543c42c19601fc5b45076b8287e0632fde2c989791ba59f106N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2212 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3bc081def2c262543c42c19601fc5b45076b8287e0632fde2c989791ba59f106N.dll,#13⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\f771fb1.exeC:\Users\Admin\AppData\Local\Temp\f771fb1.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:2656
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C:\Users\Admin\AppData\Local\Temp\f772137.exeC:\Users\Admin\AppData\Local\Temp\f772137.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- 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:2076
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C:\Users\Admin\AppData\Local\Temp\f773e29.exeC:\Users\Admin\AppData\Local\Temp\f773e29.exe4⤵
- Executes dropped EXE
PID:2988
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1288
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
MD5dff5132f55256ca3ec9c8d4e3557848d
SHA1d4366c4130b9e41b4e0565d918ae414574d42aa7
SHA2569e48737e13520048e0704ee1dab63089f5b8090349b2138bea8c14f8f1a71281
SHA51290636fe81b895a4a704ffc904bc46a6585fae1d14e2cfa297b34c33f33b27d73406276e62355b006d05125403af09ce77434c154489387667b34d53fc809b2a2
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Filesize
97KB
MD5004be99f353c22b5891ccab53200af2e
SHA1293a1667bb4ba8ae54cc487cb224e78037468112
SHA256506ba279e3ce09813a3a6af01b71146567c7c9315e020a6696ddadd36e95df18
SHA5127ea08d5ea704634d01a7773d8e92ca162005baf565a572d6526c24019fd66d4ce3098031cece665bb6473e0aaa263db7f81b6d1aa32bdb6ca97105b40ab1e5ec