a59cc82c8655e6e3cf3e5127dda2754afedec66e7f056c0d40c8f75e1be4956c

Analysis

max time kernel
147s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 03:59

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General

Target

0db680950a45d004285ef5db16c4e5cb.dll
Size

51KB
MD5

0db680950a45d004285ef5db16c4e5cb
SHA1

a3bc2248a69c8080a5c267936d9a0ce3a97180a9
SHA256

a59cc82c8655e6e3cf3e5127dda2754afedec66e7f056c0d40c8f75e1be4956c
SHA512

412a63878540f8a0ea437667d4a3a0b2484ee6d0973091ed384dc0ed99754f5f9addac0384194eaf8f7629df07aa73c3ce19778ab9f831a8017434379d11840c
SSDEEP

1536:Jt+JXI/TS6X2cb+IZgxjYfhDibxQ1jDhPpiY0XHEe:Jt2I/u6X2cb+Iz1jVIXk

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 = ",C:\\Windows\\system32\\ntnids32.exe"	rundll32.exe

Blocklisted process makes network request 1 IoCs

flow	pid	Process
5	4548	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3272 wrote to memory of 4548	3272	rundll32.exe	16
PID 3272 wrote to memory of 4548	3272	rundll32.exe	16
PID 3272 wrote to memory of 4548	3272	rundll32.exe	16

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0db680950a45d004285ef5db16c4e5cb.dll,#1
1⤵
- Modifies WinLogon for persistence
- Blocklisted process makes network request
PID:4548

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0db680950a45d004285ef5db16c4e5cb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3272

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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