2e37e20ccdf1fdfc74658f7c363744bb5c1630fd6eb3dde204e08c8a40e1ecfd

Analysis

max time kernel
19s
max time network
23s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 04:16

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General

Target

0e25134ee791ef4263c537e1e38142dd.dll
Size

84KB
MD5

0e25134ee791ef4263c537e1e38142dd
SHA1

f206a9d1168dbe75aa40f5d6dc99f0cd4e84ad78
SHA256

2e37e20ccdf1fdfc74658f7c363744bb5c1630fd6eb3dde204e08c8a40e1ecfd
SHA512

639f6f262e4427c6bc4f8efa90f86ffc0f3cada8d54d0754963a07484750da8d3d73addde9330a6c10f286fc18a1530c33340ae4dc5ac07c5782110c3f88dbfe
SSDEEP

1536:yAoAi/L4HpuH1uKN9Y80XA9pcdK4pbN6T+w8:4Ai/LOpy1uKXY8AA9qQ4pbNt

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
2068	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2068	2064	rundll32.exe	28
PID 2064 wrote to memory of 2068	2064	rundll32.exe	28
PID 2064 wrote to memory of 2068	2064	rundll32.exe	28
PID 2064 wrote to memory of 2068	2064	rundll32.exe	28
PID 2064 wrote to memory of 2068	2064	rundll32.exe	28
PID 2064 wrote to memory of 2068	2064	rundll32.exe	28
PID 2064 wrote to memory of 2068	2064	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e25134ee791ef4263c537e1e38142dd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e25134ee791ef4263c537e1e38142dd.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:2068

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/2068-0-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2068-3-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download