Analysis
-
max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
04/11/2023, 10:19
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe
Resource
win7-20231023-en
General
-
Target
NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe
-
Size
200KB
-
MD5
47d5d37736d7de0235e469c5964e2b40
-
SHA1
4164848c9d112438847efb7855044a5c261b19eb
-
SHA256
5fcd4878c10576fc3c66d961a48f124629b9d474bf76133489abde62371f748b
-
SHA512
e62d1388e8254656a04b9b6c80288a0f8d47c668e92b69274eed4c9d9a249592d6d6d9252ab9dae0d77ba129e4a40a7fde6d95ff2e28f7c3bc025d4474a9555b
-
SSDEEP
3072:H6pqyhovwPDrOJmco53IJNL/ISs3QeKNIeJTOY3peOD+uQj5Vc:H6rPDKJPyg4e8Y5b+uW5Vc
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
-
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.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
resource yara_rule behavioral1/memory/1932-4-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-6-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-7-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-10-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-13-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-26-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-22-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-30-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-32-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-33-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-34-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-35-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-36-0x0000000001FA0000-0x000000000305A000-memory.dmp upx behavioral1/memory/1932-37-0x0000000001FA0000-0x000000000305A000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\f763ffd NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe File opened for modification C:\Windows\SYSTEM.INI NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe Token: SeDebugPrivilege 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1932 wrote to memory of 1152 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe 14 PID 1932 wrote to memory of 1260 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe 16 PID 1932 wrote to memory of 1316 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe 18 PID 1932 wrote to memory of 1660 1932 NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe 22 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe
Processes
-
C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1152
-
C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1260
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1316
-
C:\Users\Admin\AppData\Local\Temp\NEAS.47d5d37736d7de0235e469c5964e2b40_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.47d5d37736d7de0235e469c5964e2b40_JC.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:1932
-
-
C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1660
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1