0405983332a885f0df210793af35e851ad17e1e2adb8c5cdf7a0cbfc49c07d16

Analysis

max time kernel
71s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 14:25

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General

Target

0405983332a885f0df210793af35e851ad17e1e2adb8c5cdf7a0cbfc49c07d16N.dll
Size

68KB
MD5

f07fd4d1157cbed4f1b8152b7ea765b0
SHA1

55711fdf23aee640b8991f49eac17deda832f4f1
SHA256

0405983332a885f0df210793af35e851ad17e1e2adb8c5cdf7a0cbfc49c07d16
SHA512

91a93ea3bd41ea6da7da0dd65523edef7e00cfcac72a38eace1512c85998d15937f46837cd8106eeb6ddb7a78c81595ffa9a2161dee8b1bc7a786b26395573cc
SSDEEP

1536:ZThApOSc59fv8O8DDFW8SCuHnhuj52w3/RhoOJre:ZTmbc5MDZW8StHhujcw3/RhoOFe

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
2136	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 2136	2572	rundll32.exe	30
PID 2572 wrote to memory of 2136	2572	rundll32.exe	30
PID 2572 wrote to memory of 2136	2572	rundll32.exe	30
PID 2572 wrote to memory of 2136	2572	rundll32.exe	30
PID 2572 wrote to memory of 2136	2572	rundll32.exe	30
PID 2572 wrote to memory of 2136	2572	rundll32.exe	30
PID 2572 wrote to memory of 2136	2572	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0405983332a885f0df210793af35e851ad17e1e2adb8c5cdf7a0cbfc49c07d16N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0405983332a885f0df210793af35e851ad17e1e2adb8c5cdf7a0cbfc49c07d16N.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2136

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/2136-0-0x0000000000120000-0x0000000000129000-memory.dmp

Filesize
36KB

Download
memory/2136-3-0x0000000000120000-0x0000000000129000-memory.dmp

Filesize
36KB

Download