c6ddb66642b3a3fe0116bb6a7524639c9d29f5118c1daeae6cd678ba677fbecc

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
29/12/2023, 19:09

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General

Target

014bc24c9c4a1fd6f378d8cfded3f0d6.exe
Size

51KB
MD5

014bc24c9c4a1fd6f378d8cfded3f0d6
SHA1

557d12cc8fc24d7aa813e6d55303da18ce0bd1df
SHA256

c6ddb66642b3a3fe0116bb6a7524639c9d29f5118c1daeae6cd678ba677fbecc
SHA512

321ec9efa702960cb625ea9ebe1fa60a790d35feaa46141586b837d951d905f16cda03746b345d9caf60608758b3a3f0d80b5df42651b4a29152736fdfc231c2
SSDEEP

1536:8XUwS0k8JP2iq1CpIhX2U9VDAh8aQt6vVc7QDSv:zwS0JP2Z1SIFNDrtYwQDSv

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "userinit.exe,C:\\Windows\\system32\\ntos.exe,"	014bc24c9c4a1fd6f378d8cfded3f0d6.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	014bc24c9c4a1fd6f378d8cfded3f0d6.exe
File created	C:\Windows\SysWOW64\ntos.exe	014bc24c9c4a1fd6f378d8cfded3f0d6.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2896	014bc24c9c4a1fd6f378d8cfded3f0d6.exe
2896	014bc24c9c4a1fd6f378d8cfded3f0d6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2896	014bc24c9c4a1fd6f378d8cfded3f0d6.exe

C:\Users\Admin\AppData\Local\Temp\014bc24c9c4a1fd6f378d8cfded3f0d6.exe
"C:\Users\Admin\AppData\Local\Temp\014bc24c9c4a1fd6f378d8cfded3f0d6.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2896-1-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2896-5-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2896-2-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2896-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download