Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
25-06-2024 21:14
Static task
static1
Behavioral task
behavioral1
Sample
5127639ca7dd6918d059fa6ed527489e132792c434f86f829746a9860d507d61.dll
Resource
win7-20240221-en
General
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Target
5127639ca7dd6918d059fa6ed527489e132792c434f86f829746a9860d507d61.dll
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Size
120KB
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MD5
d49b0b26a53ea440ac28e062af66a0bf
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SHA1
881d78b3062a78d9ef0a413d3d3d8c16705d20cc
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SHA256
5127639ca7dd6918d059fa6ed527489e132792c434f86f829746a9860d507d61
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SHA512
1cd47f4f0c2992ac794939b7c1d5031773f7af5b6551808097568c4a715275593fb2916b488a1eb0e4fb50dc74e4010726f92248cd229946b61b1ce17db5e114
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SSDEEP
1536:108buar3CdtJ8RB100gl8F6cJ2jrU6x6QhgpfIJJswcIUROfHSI5enV:285DSkLglEZKrt/84s1fOvpenV
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
Processes:
f76336f.exef76318c.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76336f.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76336f.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76318c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76318c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76318c.exe -
Processes:
f76318c.exef76336f.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76336f.exe -
Processes:
f76336f.exef76318c.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76318c.exe -
Executes dropped EXE 3 IoCs
Processes:
f76318c.exef76336f.exef76535e.exepid process 2816 f76318c.exe 2352 f76336f.exe 1632 f76535e.exe -
Loads dropped DLL 6 IoCs
Processes:
rundll32.exepid process 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe -
Processes:
resource yara_rule behavioral1/memory/2816-16-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-12-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-18-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-21-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-20-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-19-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-17-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-15-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-14-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-22-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-62-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-63-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-64-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-65-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-66-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-68-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-69-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-70-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-71-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-86-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-94-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-121-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2816-147-0x0000000000690000-0x000000000174A000-memory.dmp upx behavioral1/memory/2352-159-0x0000000000940000-0x00000000019FA000-memory.dmp upx behavioral1/memory/2352-180-0x0000000000940000-0x00000000019FA000-memory.dmp upx -
Processes:
f76318c.exef76336f.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76318c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76336f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76336f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76318c.exe -
Processes:
f76318c.exef76336f.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76336f.exe -
Enumerates connected drives 3 TTPs 14 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
f76318c.exedescription ioc process File opened (read-only) \??\N: f76318c.exe File opened (read-only) \??\M: f76318c.exe File opened (read-only) \??\O: f76318c.exe File opened (read-only) \??\J: f76318c.exe File opened (read-only) \??\K: f76318c.exe File opened (read-only) \??\Q: f76318c.exe File opened (read-only) \??\R: f76318c.exe File opened (read-only) \??\S: f76318c.exe File opened (read-only) \??\E: f76318c.exe File opened (read-only) \??\G: f76318c.exe File opened (read-only) \??\H: f76318c.exe File opened (read-only) \??\I: f76318c.exe File opened (read-only) \??\L: f76318c.exe File opened (read-only) \??\P: f76318c.exe -
Drops file in Windows directory 3 IoCs
Processes:
f76318c.exef76336f.exedescription ioc process File created C:\Windows\f7631f9 f76318c.exe File opened for modification C:\Windows\SYSTEM.INI f76318c.exe File created C:\Windows\f768324 f76336f.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
f76318c.exef76336f.exepid process 2816 f76318c.exe 2816 f76318c.exe 2352 f76336f.exe -
Suspicious use of AdjustPrivilegeToken 41 IoCs
Processes:
f76318c.exef76336f.exedescription pid process Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2816 f76318c.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe Token: SeDebugPrivilege 2352 f76336f.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
rundll32.exerundll32.exef76318c.exef76336f.exedescription pid process target process PID 2780 wrote to memory of 1972 2780 rundll32.exe rundll32.exe PID 2780 wrote to memory of 1972 2780 rundll32.exe rundll32.exe PID 2780 wrote to memory of 1972 2780 rundll32.exe rundll32.exe PID 2780 wrote to memory of 1972 2780 rundll32.exe rundll32.exe PID 2780 wrote to memory of 1972 2780 rundll32.exe rundll32.exe PID 2780 wrote to memory of 1972 2780 rundll32.exe rundll32.exe PID 2780 wrote to memory of 1972 2780 rundll32.exe rundll32.exe PID 1972 wrote to memory of 2816 1972 rundll32.exe f76318c.exe PID 1972 wrote to memory of 2816 1972 rundll32.exe f76318c.exe PID 1972 wrote to memory of 2816 1972 rundll32.exe f76318c.exe PID 1972 wrote to memory of 2816 1972 rundll32.exe f76318c.exe PID 2816 wrote to memory of 1060 2816 f76318c.exe taskhost.exe PID 2816 wrote to memory of 1100 2816 f76318c.exe Dwm.exe PID 2816 wrote to memory of 1180 2816 f76318c.exe Explorer.EXE PID 2816 wrote to memory of 2120 2816 f76318c.exe DllHost.exe PID 2816 wrote to memory of 2780 2816 f76318c.exe rundll32.exe PID 2816 wrote to memory of 1972 2816 f76318c.exe rundll32.exe PID 2816 wrote to memory of 1972 2816 f76318c.exe rundll32.exe PID 1972 wrote to memory of 2352 1972 rundll32.exe f76336f.exe PID 1972 wrote to memory of 2352 1972 rundll32.exe f76336f.exe PID 1972 wrote to memory of 2352 1972 rundll32.exe f76336f.exe PID 1972 wrote to memory of 2352 1972 rundll32.exe f76336f.exe PID 1972 wrote to memory of 1632 1972 rundll32.exe f76535e.exe PID 1972 wrote to memory of 1632 1972 rundll32.exe f76535e.exe PID 1972 wrote to memory of 1632 1972 rundll32.exe f76535e.exe PID 1972 wrote to memory of 1632 1972 rundll32.exe f76535e.exe PID 2816 wrote to memory of 1060 2816 f76318c.exe taskhost.exe PID 2816 wrote to memory of 1100 2816 f76318c.exe Dwm.exe PID 2816 wrote to memory of 1180 2816 f76318c.exe Explorer.EXE PID 2816 wrote to memory of 2352 2816 f76318c.exe f76336f.exe PID 2816 wrote to memory of 2352 2816 f76318c.exe f76336f.exe PID 2816 wrote to memory of 1632 2816 f76318c.exe f76535e.exe PID 2816 wrote to memory of 1632 2816 f76318c.exe f76535e.exe PID 2352 wrote to memory of 1060 2352 f76336f.exe taskhost.exe PID 2352 wrote to memory of 1100 2352 f76336f.exe Dwm.exe PID 2352 wrote to memory of 1180 2352 f76336f.exe Explorer.EXE -
System policy modification 1 TTPs 2 IoCs
Processes:
f76318c.exef76336f.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76318c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76336f.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1060
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1100
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1180
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5127639ca7dd6918d059fa6ed527489e132792c434f86f829746a9860d507d61.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5127639ca7dd6918d059fa6ed527489e132792c434f86f829746a9860d507d61.dll,#13⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Users\Admin\AppData\Local\Temp\f76318c.exeC:\Users\Admin\AppData\Local\Temp\f76318c.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2816
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C:\Users\Admin\AppData\Local\Temp\f76336f.exeC:\Users\Admin\AppData\Local\Temp\f76336f.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2352
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C:\Users\Admin\AppData\Local\Temp\f76535e.exeC:\Users\Admin\AppData\Local\Temp\f76535e.exe4⤵
- Executes dropped EXE
PID:1632
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:2120
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
Loading Replay Monitor...
Downloads
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Filesize
257B
MD55eb425b9d40a5e718bb068bec6401dfc
SHA171eb5ece39700b3625a2f2555373c3b64ef1766b
SHA256c24aca501bf942f9897896aef250b911e78c76319d02173a68dc4dfc4da867b2
SHA512886fc4455682f64c10839f8f3450639d3f59b2ec92be33ca8e9812764b9ae8b9004072b611f3fc87e6736f861dfc933c40b6ac96dcb8e560710e57757cb4bfd2
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Filesize
97KB
MD50d0de4b41b89e7b1709377d22731d41b
SHA10bb098cb69d8d042a0e86f89e0cfc0f2d42ef532
SHA256e67dff0c436848e7ac315c6ff9b1adb54d3ef887222efa5e96b80b7e5a8b46b9
SHA5129083af8338bcf61b90093694c6dcfd7d16d6add9798534711e9fd1e60869a68db84b2b940f6a5de1e2545a9e15600872fcb2f147a109f718350081a7941b07d5