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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
16/07/2024, 09:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
9c6bb359fac9050d49cb177181f35eb0N.dll
Resource
win7-20240705-en
windows7-x64
15 signatures
120 seconds
General
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Target
9c6bb359fac9050d49cb177181f35eb0N.dll
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Size
120KB
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MD5
9c6bb359fac9050d49cb177181f35eb0
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SHA1
fad25199acadf7e6e76e97648642d6f99a88809f
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SHA256
c81ad7c2def251f4b00cfd4c223565f8d6278b38a6e50505249fc3a80596a8a3
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SHA512
be193a5107067846c639be618147ad842f7735a789a4d0dd2a2ba2a4f5c510c52aa0c83dfb0f542d4df3f63e782807d0b7ba6141694538d096ef5b56217c371d
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SSDEEP
1536:F3Bp1ppclnJtkfqlqPUf+bSmt0/SF3RSYLdT3aD2tBjha/QqKvFUwZt:F33pWkSffEnDLs4Bis9j
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\DoNotAllowExceptions = "0" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f76b23f.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76b23f.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76b3c5.exe -
Executes dropped EXE 3 IoCs
pid Process 2348 f76b23f.exe 2684 f76b3c5.exe 2624 f76ce37.exe -
Loads dropped DLL 6 IoCs
pid Process 2472 rundll32.exe 2472 rundll32.exe 2472 rundll32.exe 2472 rundll32.exe 2472 rundll32.exe 2472 rundll32.exe -
resource yara_rule behavioral1/memory/2348-15-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-16-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-14-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-18-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-17-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-20-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-23-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-21-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-19-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-22-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-62-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-63-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-64-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-65-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-66-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-68-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-69-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-83-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-85-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-88-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-106-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-122-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2348-157-0x00000000006C0000-0x000000000177A000-memory.dmp upx behavioral1/memory/2684-182-0x0000000000990000-0x0000000001A4A000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f76b3c5.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76b23f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f76b3c5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f76b3c5.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76b3c5.exe -
Enumerates connected drives 3 TTPs 15 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\H: f76b23f.exe File opened (read-only) \??\P: f76b23f.exe File opened (read-only) \??\Q: f76b23f.exe File opened (read-only) \??\L: f76b23f.exe File opened (read-only) \??\T: f76b23f.exe File opened (read-only) \??\S: f76b23f.exe File opened (read-only) \??\E: f76b23f.exe File opened (read-only) \??\M: f76b23f.exe File opened (read-only) \??\N: f76b23f.exe File opened (read-only) \??\O: f76b23f.exe File opened (read-only) \??\R: f76b23f.exe File opened (read-only) \??\G: f76b23f.exe File opened (read-only) \??\I: f76b23f.exe File opened (read-only) \??\J: f76b23f.exe File opened (read-only) \??\K: f76b23f.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\f76b2bc f76b23f.exe File opened for modification C:\Windows\SYSTEM.INI f76b23f.exe File created C:\Windows\f7702af f76b3c5.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2348 f76b23f.exe 2348 f76b23f.exe 2684 f76b3c5.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2348 f76b23f.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe Token: SeDebugPrivilege 2684 f76b3c5.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2036 wrote to memory of 2472 2036 rundll32.exe 30 PID 2036 wrote to memory of 2472 2036 rundll32.exe 30 PID 2036 wrote to memory of 2472 2036 rundll32.exe 30 PID 2036 wrote to memory of 2472 2036 rundll32.exe 30 PID 2036 wrote to memory of 2472 2036 rundll32.exe 30 PID 2036 wrote to memory of 2472 2036 rundll32.exe 30 PID 2036 wrote to memory of 2472 2036 rundll32.exe 30 PID 2472 wrote to memory of 2348 2472 rundll32.exe 31 PID 2472 wrote to memory of 2348 2472 rundll32.exe 31 PID 2472 wrote to memory of 2348 2472 rundll32.exe 31 PID 2472 wrote to memory of 2348 2472 rundll32.exe 31 PID 2348 wrote to memory of 1116 2348 f76b23f.exe 19 PID 2348 wrote to memory of 1164 2348 f76b23f.exe 20 PID 2348 wrote to memory of 1200 2348 f76b23f.exe 21 PID 2348 wrote to memory of 1328 2348 f76b23f.exe 23 PID 2348 wrote to memory of 2036 2348 f76b23f.exe 29 PID 2348 wrote to memory of 2472 2348 f76b23f.exe 30 PID 2348 wrote to memory of 2472 2348 f76b23f.exe 30 PID 2472 wrote to memory of 2684 2472 rundll32.exe 32 PID 2472 wrote to memory of 2684 2472 rundll32.exe 32 PID 2472 wrote to memory of 2684 2472 rundll32.exe 32 PID 2472 wrote to memory of 2684 2472 rundll32.exe 32 PID 2472 wrote to memory of 2624 2472 rundll32.exe 34 PID 2472 wrote to memory of 2624 2472 rundll32.exe 34 PID 2472 wrote to memory of 2624 2472 rundll32.exe 34 PID 2472 wrote to memory of 2624 2472 rundll32.exe 34 PID 2348 wrote to memory of 1116 2348 f76b23f.exe 19 PID 2348 wrote to memory of 1164 2348 f76b23f.exe 20 PID 2348 wrote to memory of 1200 2348 f76b23f.exe 21 PID 2348 wrote to memory of 1328 2348 f76b23f.exe 23 PID 2348 wrote to memory of 2684 2348 f76b23f.exe 32 PID 2348 wrote to memory of 2684 2348 f76b23f.exe 32 PID 2348 wrote to memory of 2624 2348 f76b23f.exe 34 PID 2348 wrote to memory of 2624 2348 f76b23f.exe 34 PID 2684 wrote to memory of 1116 2684 f76b3c5.exe 19 PID 2684 wrote to memory of 1164 2684 f76b3c5.exe 20 PID 2684 wrote to memory of 1200 2684 f76b3c5.exe 21 PID 2684 wrote to memory of 1328 2684 f76b3c5.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" f76b23f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f76b3c5.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:1164
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1200
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9c6bb359fac9050d49cb177181f35eb0N.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9c6bb359fac9050d49cb177181f35eb0N.dll,#13⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2472 -
C:\Users\Admin\AppData\Local\Temp\f76b23f.exeC:\Users\Admin\AppData\Local\Temp\f76b23f.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:2348
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C:\Users\Admin\AppData\Local\Temp\f76b3c5.exeC:\Users\Admin\AppData\Local\Temp\f76b3c5.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:2684
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C:\Users\Admin\AppData\Local\Temp\f76ce37.exeC:\Users\Admin\AppData\Local\Temp\f76ce37.exe4⤵
- Executes dropped EXE
PID:2624
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1328
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
MD50f876001e6b4062a8a834e1b3619bb94
SHA1d1dfa99d4bd9426f2a94487bdf63eb5e58a95126
SHA256b6bddb3768578382bff7584ab860a0b31cb6c147f26c4352de0a1fed09c78ad5
SHA5124b5fdfb42615808ec7826089824ca4e4fec0fb40c35e055ee5cfd7a6ee7b871b74cb009e853d1d3fbaee58571f0f8d9201c4ef612560a97222b9eb8c9221bd68
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Filesize
97KB
MD514130735f6ee067d40ae53bc1ee52745
SHA1d4c44457e34448c30f20819ac916a387a81ca8ea
SHA25665672d1ea183c96efc8c9edded7d6caef54706cd5374f543a7ea616cf461f84d
SHA512f363e71d0ce0bc9911fd9ef2b8a53548635ef0b5fcfb5792fd16b8feeebc01fbba5ec94657dcdb65c2996232cf150b05a688886e7f5a316d10f61fe32b311fd3