ramnit | d066ef81eab879777eed9b7bcfa576db7df85f4dee99c70b17d76c2924265329

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,C:\\Users\\Admin\\AppData\\Local\\vawvrgny\\frnjisdc.exe"	svchost.exe

Modifies firewall policy service 3 TTPs 6 IoCs

evasion

Modify Registry

Windows Service

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	wwlekuci.exe

Modifies security service 2 TTPs 8 IoCs

evasion

Modify Registry

Windows Service

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Start = "4"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\Start = "4"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Start = "4"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\Start = "4"	svchost.exe

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	wwlekuci.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\frnjisdc.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\frnjisdc.exe	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2632	wwlekuci.exe
1776	wwlekuci.exe

Loads dropped DLL 4 IoCs

pid	Process
1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe
1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe
2648	cmd.exe
2648	cmd.exe

Windows security modification 2 TTPs 6 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	wwlekuci.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	wwlekuci.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\FrnJisdc = "C:\\Users\\Admin\\AppData\\Local\\vawvrgny\\frnjisdc.exe"	svchost.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wwlekuci.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wwlekuci.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wwlekuci.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2484	svchost.exe
2484	svchost.exe
1776	wwlekuci.exe
1776	wwlekuci.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe
Token: SeDebugPrivilege	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe
Token: SeSecurityPrivilege	1184	svchost.exe
Token: SeSecurityPrivilege	2484	svchost.exe
Token: SeDebugPrivilege	2484	svchost.exe
Token: SeDebugPrivilege	2484	svchost.exe
Token: SeRestorePrivilege	2484	svchost.exe
Token: SeBackupPrivilege	2484	svchost.exe
Token: SeDebugPrivilege	2484	svchost.exe
Token: SeSecurityPrivilege	2632	wwlekuci.exe
Token: SeSecurityPrivilege	1776	wwlekuci.exe
Token: SeLoadDriverPrivilege	1776	wwlekuci.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 1184	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	30
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2484	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2632	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	32
PID 1956 wrote to memory of 2632	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	32
PID 1956 wrote to memory of 2632	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	32
PID 1956 wrote to memory of 2632	1956	10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe	32
PID 2632 wrote to memory of 2648	2632	wwlekuci.exe	33
PID 2632 wrote to memory of 2648	2632	wwlekuci.exe	33
PID 2632 wrote to memory of 2648	2632	wwlekuci.exe	33
PID 2632 wrote to memory of 2648	2632	wwlekuci.exe	33
PID 2648 wrote to memory of 1776	2648	cmd.exe	35
PID 2648 wrote to memory of 1776	2648	cmd.exe	35
PID 2648 wrote to memory of 1776	2648	cmd.exe	35
PID 2648 wrote to memory of 1776	2648	cmd.exe	35

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wwlekuci.exe

C:\Users\Admin\AppData\Local\Temp\10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\10e4c50ee14df1899a2f6b52ce38403a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1184
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  - Modifies WinLogon for persistence
  - Modifies firewall policy service
  - Modifies security service
  - UAC bypass
  - Windows security bypass
  - Drops startup file
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2484
- C:\Users\Admin\AppData\Local\Temp\wwlekuci.exe
  "C:\Users\Admin\AppData\Local\Temp\wwlekuci.exe" elevate
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2632
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\wwlekuci.exe"" admin
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2648
  - - C:\Users\Admin\AppData\Local\Temp\wwlekuci.exe
      "C:\Users\Admin\AppData\Local\Temp\wwlekuci.exe" admin
      4⤵
      Modifies firewall policy service
      Modifies security service
      UAC bypass
      Windows security bypass
      Executes dropped EXE
      Windows security modification
      Checks whether UAC is enabled
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      System policy modification
      PID:1776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

Modify Registry