e4961349e1a2ebaa02e8bfeaefaec42172e616403c244cc86b3c174b30f56b77

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12/02/2024, 03:51

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General

Target

962cb8d8c3bb9a953d602ee36c78eab9.dll
Size

104KB
MD5

962cb8d8c3bb9a953d602ee36c78eab9
SHA1

367fab1ca123f4293d07e851838f77eb62e6ad3a
SHA256

e4961349e1a2ebaa02e8bfeaefaec42172e616403c244cc86b3c174b30f56b77
SHA512

ea9353e2d07d0a9fab0805c650fd575e5048c7fcffd65dc009169fdbe275ab035cea8935593a7069d49b33024680d32f3b3a032340968193fe2d9621b034f72c
SSDEEP

3072:paBdaMKcfxQ4pTjkTRxI8NLJRgdkWGqzjTA:KdXfxhTIrI8N181Gqz

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2160	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2160	2008	rundll32.exe	28
PID 2008 wrote to memory of 2160	2008	rundll32.exe	28
PID 2008 wrote to memory of 2160	2008	rundll32.exe	28
PID 2008 wrote to memory of 2160	2008	rundll32.exe	28
PID 2008 wrote to memory of 2160	2008	rundll32.exe	28
PID 2008 wrote to memory of 2160	2008	rundll32.exe	28
PID 2008 wrote to memory of 2160	2008	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\962cb8d8c3bb9a953d602ee36c78eab9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\962cb8d8c3bb9a953d602ee36c78eab9.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:2160

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2160-0-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2160-3-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download