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Analysis
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max time kernel
177s -
max time network
182s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2022, 14:12
Static task
static1
Behavioral task
behavioral1
Sample
9506eb12e2099544d52dc7bfed76bc685c46c82b571240118aa8a7b1f1b71197.dll
Resource
win7-20220901-en
windows7-x64
15 signatures
150 seconds
General
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Target
9506eb12e2099544d52dc7bfed76bc685c46c82b571240118aa8a7b1f1b71197.dll
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Size
120KB
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MD5
5efa72b1cf6ecc5968b223c9f7926918
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SHA1
adbac836b8f18148da3ca8a5896b0fe8b900d097
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SHA256
9506eb12e2099544d52dc7bfed76bc685c46c82b571240118aa8a7b1f1b71197
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SHA512
f7684683f7fd5ad7d5e9ff88563a4e28b233fb3277c9ebbc506f4d1a70fb3979fa2f062c67154d0526b16da82b6746eece7997ac7770f316ef923431befe3b08
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SSDEEP
1536:/OPqATkyCRIuShTXzEYzbBuvQofWkDnywg8N0XOCOzLwYYbkDGj5qx:/OPqdIRNXz9b8IofW4nhxw0XpY2Gj0x
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 2 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" e570520.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" e570520.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" e570520.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" e570520.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" e570520.exe -
Executes dropped EXE 3 IoCs
pid Process 4908 e570520.exe 4728 e5708ab.exe 2636 e570a31.exe -
resource yara_rule behavioral2/memory/4908-136-0x0000000000850000-0x000000000190A000-memory.dmp upx behavioral2/memory/4908-142-0x0000000000850000-0x000000000190A000-memory.dmp upx behavioral2/memory/4908-148-0x0000000000850000-0x000000000190A000-memory.dmp upx behavioral2/memory/4908-149-0x0000000000850000-0x000000000190A000-memory.dmp upx behavioral2/memory/4728-150-0x0000000000B60000-0x0000000001C1A000-memory.dmp upx behavioral2/memory/2636-151-0x0000000000B40000-0x0000000001BFA000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" e570520.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" e570520.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" e570520.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" e570520.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) \??\S: e570520.exe File opened (read-only) \??\F: e570520.exe File opened (read-only) \??\J: e570520.exe File opened (read-only) \??\P: e570520.exe File opened (read-only) \??\R: e570520.exe File opened (read-only) \??\E: e570520.exe File opened (read-only) \??\H: e570520.exe File opened (read-only) \??\G: e570520.exe File opened (read-only) \??\L: e570520.exe File opened (read-only) \??\O: e570520.exe File opened (read-only) \??\Q: e570520.exe File opened (read-only) \??\I: e570520.exe File opened (read-only) \??\K: e570520.exe File opened (read-only) \??\M: e570520.exe File opened (read-only) \??\N: e570520.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\e570649 e570520.exe File opened for modification C:\Windows\SYSTEM.INI e570520.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4908 e570520.exe 4908 e570520.exe 4908 e570520.exe 4908 e570520.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe Token: SeDebugPrivilege 4908 e570520.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 4892 wrote to memory of 4840 4892 rundll32.exe 79 PID 4892 wrote to memory of 4840 4892 rundll32.exe 79 PID 4892 wrote to memory of 4840 4892 rundll32.exe 79 PID 4840 wrote to memory of 4908 4840 rundll32.exe 80 PID 4840 wrote to memory of 4908 4840 rundll32.exe 80 PID 4840 wrote to memory of 4908 4840 rundll32.exe 80 PID 4908 wrote to memory of 764 4908 e570520.exe 8 PID 4908 wrote to memory of 772 4908 e570520.exe 9 PID 4908 wrote to memory of 1008 4908 e570520.exe 13 PID 4908 wrote to memory of 2780 4908 e570520.exe 50 PID 4908 wrote to memory of 2820 4908 e570520.exe 52 PID 4908 wrote to memory of 2932 4908 e570520.exe 53 PID 4908 wrote to memory of 1084 4908 e570520.exe 54 PID 4908 wrote to memory of 3124 4908 e570520.exe 55 PID 4908 wrote to memory of 3344 4908 e570520.exe 56 PID 4908 wrote to memory of 3436 4908 e570520.exe 58 PID 4908 wrote to memory of 3508 4908 e570520.exe 57 PID 4908 wrote to memory of 3596 4908 e570520.exe 59 PID 4908 wrote to memory of 3740 4908 e570520.exe 77 PID 4908 wrote to memory of 4648 4908 e570520.exe 74 PID 4908 wrote to memory of 4892 4908 e570520.exe 78 PID 4908 wrote to memory of 4840 4908 e570520.exe 79 PID 4908 wrote to memory of 4840 4908 e570520.exe 79 PID 4840 wrote to memory of 4728 4840 rundll32.exe 81 PID 4840 wrote to memory of 4728 4840 rundll32.exe 81 PID 4840 wrote to memory of 4728 4840 rundll32.exe 81 PID 4840 wrote to memory of 2636 4840 rundll32.exe 82 PID 4840 wrote to memory of 2636 4840 rundll32.exe 82 PID 4840 wrote to memory of 2636 4840 rundll32.exe 82 PID 4908 wrote to memory of 764 4908 e570520.exe 8 PID 4908 wrote to memory of 772 4908 e570520.exe 9 PID 4908 wrote to memory of 1008 4908 e570520.exe 13 PID 4908 wrote to memory of 2780 4908 e570520.exe 50 PID 4908 wrote to memory of 2820 4908 e570520.exe 52 PID 4908 wrote to memory of 2932 4908 e570520.exe 53 PID 4908 wrote to memory of 1084 4908 e570520.exe 54 PID 4908 wrote to memory of 3124 4908 e570520.exe 55 PID 4908 wrote to memory of 3344 4908 e570520.exe 56 PID 4908 wrote to memory of 3436 4908 e570520.exe 58 PID 4908 wrote to memory of 3508 4908 e570520.exe 57 PID 4908 wrote to memory of 3596 4908 e570520.exe 59 PID 4908 wrote to memory of 3740 4908 e570520.exe 77 PID 4908 wrote to memory of 4648 4908 e570520.exe 74 PID 4908 wrote to memory of 4728 4908 e570520.exe 81 PID 4908 wrote to memory of 4728 4908 e570520.exe 81 PID 4908 wrote to memory of 2636 4908 e570520.exe 82 PID 4908 wrote to memory of 2636 4908 e570520.exe 82 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" e570520.exe
Processes
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:764
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:772
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:1008
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2780
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2820
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2932
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1084
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9506eb12e2099544d52dc7bfed76bc685c46c82b571240118aa8a7b1f1b71197.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9506eb12e2099544d52dc7bfed76bc685c46c82b571240118aa8a7b1f1b71197.dll,#13⤵
- Suspicious use of WriteProcessMemory
PID:4840 -
C:\Users\Admin\AppData\Local\Temp\e570520.exeC:\Users\Admin\AppData\Local\Temp\e570520.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:4908
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C:\Users\Admin\AppData\Local\Temp\e5708ab.exeC:\Users\Admin\AppData\Local\Temp\e5708ab.exe4⤵
- Executes dropped EXE
PID:4728
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C:\Users\Admin\AppData\Local\Temp\e570a31.exeC:\Users\Admin\AppData\Local\Temp\e570a31.exe4⤵
- Executes dropped EXE
PID:2636
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3124
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3344
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3508
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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:3436
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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:3596
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4648
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3740
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
97KB
MD5b5a842dc0f910fc99f0d88520874bf12
SHA1d870ea6e222e253ddade993007c2b6aba59d438c
SHA2560677c6704e8b2a1d3b62f91d4598f36c28f0954e984aa9a053887bb6352dbaaf
SHA512215c2c6f9e3fbdde086ac96d49354ca0706a30bf7e436c4f39405ccacc870f07256b5a0bb4c811a9ab8469993f9c3bf023fae75186bee486f714debe00429deb
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Filesize
97KB
MD5b5a842dc0f910fc99f0d88520874bf12
SHA1d870ea6e222e253ddade993007c2b6aba59d438c
SHA2560677c6704e8b2a1d3b62f91d4598f36c28f0954e984aa9a053887bb6352dbaaf
SHA512215c2c6f9e3fbdde086ac96d49354ca0706a30bf7e436c4f39405ccacc870f07256b5a0bb4c811a9ab8469993f9c3bf023fae75186bee486f714debe00429deb
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Filesize
97KB
MD5b5a842dc0f910fc99f0d88520874bf12
SHA1d870ea6e222e253ddade993007c2b6aba59d438c
SHA2560677c6704e8b2a1d3b62f91d4598f36c28f0954e984aa9a053887bb6352dbaaf
SHA512215c2c6f9e3fbdde086ac96d49354ca0706a30bf7e436c4f39405ccacc870f07256b5a0bb4c811a9ab8469993f9c3bf023fae75186bee486f714debe00429deb
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Filesize
97KB
MD5b5a842dc0f910fc99f0d88520874bf12
SHA1d870ea6e222e253ddade993007c2b6aba59d438c
SHA2560677c6704e8b2a1d3b62f91d4598f36c28f0954e984aa9a053887bb6352dbaaf
SHA512215c2c6f9e3fbdde086ac96d49354ca0706a30bf7e436c4f39405ccacc870f07256b5a0bb4c811a9ab8469993f9c3bf023fae75186bee486f714debe00429deb
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Filesize
97KB
MD5b5a842dc0f910fc99f0d88520874bf12
SHA1d870ea6e222e253ddade993007c2b6aba59d438c
SHA2560677c6704e8b2a1d3b62f91d4598f36c28f0954e984aa9a053887bb6352dbaaf
SHA512215c2c6f9e3fbdde086ac96d49354ca0706a30bf7e436c4f39405ccacc870f07256b5a0bb4c811a9ab8469993f9c3bf023fae75186bee486f714debe00429deb
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Filesize
97KB
MD5b5a842dc0f910fc99f0d88520874bf12
SHA1d870ea6e222e253ddade993007c2b6aba59d438c
SHA2560677c6704e8b2a1d3b62f91d4598f36c28f0954e984aa9a053887bb6352dbaaf
SHA512215c2c6f9e3fbdde086ac96d49354ca0706a30bf7e436c4f39405ccacc870f07256b5a0bb4c811a9ab8469993f9c3bf023fae75186bee486f714debe00429deb