c87411af487eea2aa942cbbcd4e7fe8af10e1fa417b5a16f7b17907995054aea

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 02:41

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General

Target

c87411af487eea2aa942cbbcd4e7fe8af10e1fa417b5a16f7b17907995054aea.dll
Size

748KB
MD5

ae8b2de0064516a6f6a21166250f1d72
SHA1

504e7f02faacf99b9e72d6f52b3fbff19efb95ae
SHA256

c87411af487eea2aa942cbbcd4e7fe8af10e1fa417b5a16f7b17907995054aea
SHA512

e0a2dd2313013cf36c7b3364d493289df494acbb18cd767a2125d69139aad7bdf4087ad1aad51de37b25718d41ad9e4342ca64bcb4ce4a09ae4a3606bfabc1fe
SSDEEP

12288:mcQHQv+3pNi3g5zkKf+tqddsN9DYuFuTO6tdFRq6xGJOpqBTG0jdh3W/e0:JKQ2a3grfRjsN9DY/7tdy0Gkp+GaEV

Score

6^/10

bootkit discovery 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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies registry class 37 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\HELPDIR\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\ = "Ogitasma Ipavi"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\Implemented Categories	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\InprocServer32\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\ProgID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\0	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\ProgID\ = "BDATuner.ComponentType.1"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\Implemented Categories\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\0\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\0\win32\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\HELPDIR	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\Version\ = "1.0"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\VersionIndependentProgID	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\VersionIndependentProgID\ = "BDATuner.ComponentType"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\InprocServer32\ = "C:\\Windows\\SysWOW64\\msvidctl.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\Programmable	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\FLAGS	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\0\win32\ = "C:\\PROGRA~2\\MICROS~1\\Office14\\GROOVE.EXE\\142"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\TypeLib\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\TypeLib\ = "{3111D4CA-E33D-E124-E09A-5855BAF71A39}"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\ = "GrooveWebDiscussionToolService"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\FLAGS\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\Version	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\VersionIndependentProgID\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\ProgID\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\Programmable\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\0\win32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\Version\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3111D4CA-E33D-E124-E09A-5855BAF71A39}\1.0\FLAGS\ = "0"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6B0C2CA3-AA55-4FC0-109E-DEA4824D658A}\TypeLib	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30
PID 1976 wrote to memory of 828	1976	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c87411af487eea2aa942cbbcd4e7fe8af10e1fa417b5a16f7b17907995054aea.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c87411af487eea2aa942cbbcd4e7fe8af10e1fa417b5a16f7b17907995054aea.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:828

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/828-3-0x00000000100D7000-0x00000000100D8000-memory.dmp

Filesize
4KB

Download
memory/828-4-0x0000000010000000-0x0000000010124000-memory.dmp

Filesize
1.1MB

Download
memory/828-2-0x0000000010000000-0x0000000010124000-memory.dmp

Filesize
1.1MB

Download
memory/828-1-0x0000000010000000-0x0000000010124000-memory.dmp

Filesize
1.1MB

Download
memory/828-0-0x0000000010000000-0x0000000010124000-memory.dmp

Filesize
1.1MB

Download
memory/828-5-0x0000000010000000-0x0000000010124000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads