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Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
10/12/2024, 17:09
Static task
static1
Behavioral task
behavioral1
Sample
c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe
Resource
win7-20241023-en
General
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Target
c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe
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Size
571KB
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MD5
e41c0ff56a14f2516d8e773ddffbbd13
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SHA1
404ab31280d3c127361353bc73b5e672a8aadbbe
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SHA256
c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e
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SHA512
3017e8f22b4d067daeb750b2edc2809aebe85c33c23f63062eb0f61731dba08f9a28b73083e9673638cdfc01c9db49653342fa49ff7acb508ff79c94cf35816c
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SSDEEP
12288:0DS7M/bKaa5JT+Orwm7nVSshTRbd5GTDXxQKJ:MS04dwYVSsV5d5qyw
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 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
resource yara_rule behavioral1/memory/2556-1-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-4-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-5-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-25-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-23-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-24-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-6-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-8-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-7-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-3-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-33-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-34-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-36-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-37-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-38-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx behavioral1/memory/2556-41-0x0000000001E90000-0x0000000002F4A000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\f76b201 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe File opened for modification C:\Windows\SYSTEM.INI c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 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 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe Token: SeDebugPrivilege 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2556 wrote to memory of 1100 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe 19 PID 2556 wrote to memory of 1160 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe 20 PID 2556 wrote to memory of 1196 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe 21 PID 2556 wrote to memory of 1208 2556 c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe 23 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1100
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1160
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1196
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C:\Users\Admin\AppData\Local\Temp\c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe"C:\Users\Admin\AppData\Local\Temp\c28e527ac8f361559c9e9959ca5bcab33437a7c7ebf265a91fe8776a7729c38e.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- 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:2556
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1208
Network
MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Privilege 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
5Pre-OS Boot
1Bootkit
1