563d0e670d8ff0fb4cdf870452b30e945ef34c01f9c4d41a52d44e0066d2ce6b

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 16:31

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General

Target

Archivarius 3000/AI.dll
Size

134KB
MD5

8e62bae2e4487a9df1494fb683ff4415
SHA1

4af19c3f94cbb2040ffe67ada0801896a5572554
SHA256

fb5118df0d5bd5a498e1bb027e4a53684f8792524e79ed275e6be53d62be5f4d
SHA512

d6c0082326db7c763ca64c28394cd3a5e38ea1c9eb4b808c329403ec61f144348e58ccab9bdc00577da5ceea0c7039bedcf44639d975599f88c5d7619a96227c
SSDEEP

3072:w4QD5C5zDLZdqWbbrMbvT0q8O1cZPzQ7IXMBc+AMP+QfQEhxFyVU71jEJ:w4QdC5DzqYwvP6bQ7yMP+DE8271jEJ

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1244	2228	WerFault.exe	28

Modifies registry class 46 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\ToolboxBitmap32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\0\win32\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\HELPDIR	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\HELPDIR\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\Version\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\Programmable	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\Programmable\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\ToolboxBitmap32\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\0\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\FLAGS	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\FLAGS\ = "4"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\VersionIndependentProgID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\Control	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\MiscStatus	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\MiscStatus\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\VersionIndependentProgID\ = "MMCCtrl.MMCCtrl"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\InprocServer32\ = "%SystemRoot%\\SysWow64\\cic.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\ProgID	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\0\win32\ = "C:\\PROGRA~2\\MICROS~1\\Office14\\GROOVE.EXE\\97"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\Version	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\ = "GrooveDVOLogPrivate"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\FLAGS\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\TypeLib\ = "{3F006208-C404-1303-83D0-DA380DCE1E7E}"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\ = "Janehes.Hesob class"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\MiscStatus\ = "0"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\ProgID\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\ToolboxBitmap32\ = "cic.dll, 1"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\Control\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\InprocServer32\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\TypeLib\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\TypeLib	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\Version\ = "1.0"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\VersionIndependentProgID\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\ProgID\ = "MMCCtrl.MMCCtrl.1"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\0\win32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B6963627-819C-4130-308D-7FC0AE26096E}\InprocServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3F006208-C404-1303-83D0-DA380DCE1E7E}\1.0\0	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2228	2352	rundll32.exe	28
PID 2352 wrote to memory of 2228	2352	rundll32.exe	28
PID 2352 wrote to memory of 2228	2352	rundll32.exe	28
PID 2352 wrote to memory of 2228	2352	rundll32.exe	28
PID 2352 wrote to memory of 2228	2352	rundll32.exe	28
PID 2352 wrote to memory of 2228	2352	rundll32.exe	28
PID 2352 wrote to memory of 2228	2352	rundll32.exe	28
PID 2228 wrote to memory of 1244	2228	rundll32.exe	29
PID 2228 wrote to memory of 1244	2228	rundll32.exe	29
PID 2228 wrote to memory of 1244	2228	rundll32.exe	29
PID 2228 wrote to memory of 1244	2228	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Archivarius 3000\AI.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Archivarius 3000\AI.dll",#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 252
    3⤵
    - Program crash
    PID:1244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2228-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2228-3-0x0000000000413000-0x0000000000414000-memory.dmp

Filesize
4KB

Download
memory/2228-2-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2228-1-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2228-4-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2228-6-0x0000000000413000-0x0000000000414000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads