Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28/10/2022, 19:39
Static task
static1
Behavioral task
behavioral1
Sample
2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe
Resource
win7-20220812-en
windows7-x64
12 signatures
150 seconds
General
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Target
2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe
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Size
520KB
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MD5
0050fa04e0c92b199a899a76d6ff9a50
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SHA1
094280b863760030b339fa58d243ab5251eb70fc
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SHA256
2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12
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SHA512
9ecdb0bd14a1363a6941c0d4e617e55d9917d5280e4d8bbcc3d8959e1ee420a75054db1efe048a3db7260bc1e4bd148956de303da6fdbe4836539addf7d71da3
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SSDEEP
12288:BohjbbHOY5c9CsDrgMLi7uf8rY8h9UQSjEHFWvs6:Boh/bHOY5c9CsHMuf8h9GQ76
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
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
Signatures
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Modifies firewall policy service 2 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
resource yara_rule behavioral2/memory/2792-135-0x0000000002450000-0x00000000034DE000-memory.dmp upx behavioral2/memory/2792-137-0x0000000002450000-0x00000000034DE000-memory.dmp upx behavioral2/memory/2792-139-0x0000000002450000-0x00000000034DE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe Token: SeDebugPrivilege 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2792 wrote to memory of 776 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 79 PID 2792 wrote to memory of 784 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 78 PID 2792 wrote to memory of 312 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 8 PID 2792 wrote to memory of 2516 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 49 PID 2792 wrote to memory of 2528 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 48 PID 2792 wrote to memory of 2636 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 45 PID 2792 wrote to memory of 2596 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 40 PID 2792 wrote to memory of 944 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 39 PID 2792 wrote to memory of 3256 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 38 PID 2792 wrote to memory of 3368 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 37 PID 2792 wrote to memory of 3472 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 15 PID 2792 wrote to memory of 3568 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 35 PID 2792 wrote to memory of 3768 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 34 PID 2792 wrote to memory of 4724 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 32 PID 2792 wrote to memory of 3964 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 20 PID 2792 wrote to memory of 4468 2792 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe 17 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe
Processes
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:312
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3472
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵PID:4468
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3964
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4724
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3768
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵PID:3568
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:3368
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3256
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:944
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:2596
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C:\Users\Admin\AppData\Local\Temp\2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe"C:\Users\Admin\AppData\Local\Temp\2a51958be6450ff8fe425535122ff1f4ae397726f5d45c4919e4f60f96811d12.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- 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:2792
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2636
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2528
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2516
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:784
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:776