8f7929b9d68cacd70a37feda32f5895b246fa102a5c8bcb3b16bf8cd60884f5e

Analysis

max time kernel
115s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 22:09

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General

Target

ccc6079978cd84a2929962c708d11580N.dll
Size

94KB
MD5

ccc6079978cd84a2929962c708d11580
SHA1

dede0d997dcff8c55f5e80c8d3429222558788c7
SHA256

8f7929b9d68cacd70a37feda32f5895b246fa102a5c8bcb3b16bf8cd60884f5e
SHA512

e71a58ea30232ec845909d137192ad35c7db8a88de3d942ebde5643654c75aaedb8cd1e97ba5c57ab9ee422ecede688c744baf7d34e0c173924e886c3b0616f5
SSDEEP

1536:t7nMYYRHXA0iDjub+GOjXS0RrQxHrjmH:F8JwDjuaHS09QxO

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2752	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2752	2732	rundll32.exe	30
PID 2732 wrote to memory of 2752	2732	rundll32.exe	30
PID 2732 wrote to memory of 2752	2732	rundll32.exe	30
PID 2732 wrote to memory of 2752	2732	rundll32.exe	30
PID 2732 wrote to memory of 2752	2732	rundll32.exe	30
PID 2732 wrote to memory of 2752	2732	rundll32.exe	30
PID 2732 wrote to memory of 2752	2732	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ccc6079978cd84a2929962c708d11580N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ccc6079978cd84a2929962c708d11580N.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2752

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

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2752-3-0x00000000000B0000-0x00000000000B9000-memory.dmp

Filesize
36KB

Download
memory/2752-0-0x00000000000B0000-0x00000000000B9000-memory.dmp

Filesize
36KB

Download