Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
21/10/2023, 21:16
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe
Resource
win7-20231020-en
General
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Target
NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe
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Size
111KB
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MD5
2d7a07a09ff673a1d0b5c6040ac89920
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SHA1
e35071801c44248072e4adcc5ecb6ec99659e3e1
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SHA256
2adac4f64ddb84bd3f327125f1969b1b3bebeaa033e7c9a86a06887d58d6832c
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SHA512
315693e06277fd33954a7f50bae260dc52b0659e2d0856ea6139c3cb0c29e4e79817726af8f1d2667331acfa20ac94ec009120adfce6e5de7ac2aed88c3ffa87
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SSDEEP
3072:0gXdZW39P6D3XJC7gj7HcXvzQ/q7GE9gULC50lEL0kI:0eKN4sgj78fzsq7ia9kI
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
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
http://klkjwre77638dfqwieuoi888.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" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
Disables Task Manager via registry modification
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resource yara_rule behavioral1/memory/372-2-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-5-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-4-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-6-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-9-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-12-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-16-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-20-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-26-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-27-0x0000000002030000-0x00000000030BE000-memory.dmp upx behavioral1/memory/372-36-0x0000000002030000-0x00000000030BE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe Token: SeDebugPrivilege 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 372 wrote to memory of 1136 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe 11 PID 372 wrote to memory of 1192 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe 18 PID 372 wrote to memory of 1272 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe 17 PID 372 wrote to memory of 1724 372 NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe 15 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1136
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1724
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1272
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C:\Users\Admin\AppData\Local\Temp\NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.2d7a07a09ff673a1d0b5c6040ac89920.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- 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:372
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1192
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1