28689aa112e14b12c5b231b4894365854341c14df1cbe55569412ec7dce495d6

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
28-12-2023 21:14

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General

Target

f8939e8d1ac6000c61c9ba113bd530f5.dll
Size

269KB
MD5

f8939e8d1ac6000c61c9ba113bd530f5
SHA1

f7117b5be44da69858dfd9bbea17b24895b73c31
SHA256

28689aa112e14b12c5b231b4894365854341c14df1cbe55569412ec7dce495d6
SHA512

9303f76f009ef74c9f453ab5686faac4021800b7490cce5f230341f586d6d103f8978593b27bbfbebe1b306ecc58809d61fafef7ac4ba766dd32fb7ce81d462a
SSDEEP

6144:FTdochbDK1aPPNaotanzwDH/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

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_Classes\CLSID\{2222222222222}\InprocServer32	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\CLSID\{2222222222222}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\CLSID\{2222222222222}\InprocServer32\ = "C:\\Users\\LDJ\\AppData\\Local\\Temp\\MSServerTypeLib188364156.dat"	rundll32.exe

Modifies registry class 6 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\CLSID\{2222222222222}	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\CLSID\{2222222222222}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\CLSID\{2222222222222}\InprocServer32\ = "C:\\Users\\LDJ\\AppData\\Local\\Temp\\MSServerTypeLib188364156.dat"	rundll32.exe
Key renamed	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\CLSID\{2222222222222}	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_Classes\CLSID\{2222222222222}\InprocServer32	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000_CLASSES\CLSID	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8939e8d1ac6000c61c9ba113bd530f5.dll,#1
1⤵
- Registers COM server for autorun
- Modifies registry class
PID:2480

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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