cdbf4b2d6bd3f727104f915b56cc4aac228e4b51dd91ae3fd14351000afb6416

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
03-01-2024 23:34

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General

Target

3f50374c644033d987169a5affb3378c.dll
Size

269KB
MD5

3f50374c644033d987169a5affb3378c
SHA1

7145bad50bd086a4f0ccfcbcbe503f8edea72cdf
SHA256

cdbf4b2d6bd3f727104f915b56cc4aac228e4b51dd91ae3fd14351000afb6416
SHA512

a5a3033325d81d218e3289ac9b6d6df403041a0b08ebf88ebc8a13fdc97906d1a8ce8179a86f74cfa042dc6d3c91b9ac0eddcba2957ad932088d6ab4066ad5d3
SSDEEP

6144:FTdochbDK1aPnNaotanzwDH/yvjEp5ERAPzBn5aNyP7VL:MxVoIzwijEkGhMeVL

Score

7^/10

persistence

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\CLSID\{2222222222222}\InprocServer32\ = "C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\MSServerTypeLib2426921.dat"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_Classes\CLSID\{2222222222222}\InprocServer32	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\CLSID\{2222222222222}\InprocServer32	rundll32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\CLSID\{2222222222222}	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\CLSID\{2222222222222}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\CLSID\{2222222222222}\InprocServer32\ = "C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\MSServerTypeLib2426921.dat"	rundll32.exe
Key renamed	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\CLSID\{2222222222222}	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_Classes\CLSID\{2222222222222}\InprocServer32	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\CLSID	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f50374c644033d987169a5affb3378c.dll,#1
1⤵
- Registers COM server for autorun
- Modifies registry class
PID:3064

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

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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