smokeloader | 456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021

Analysis

max time kernel
31s
max time network
143s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
13-08-2024 13:57

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General

Target

456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021.exe
Size

421KB
MD5

d613c372fc5182617c3bbe431061acd2
SHA1

879d5f18fe5c84b5b970715043c864164fb271ca
SHA256

456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021
SHA512

bb17682856f03e59d3b8799c44aa17a2227ed56d64994a7271c4901ff9b72b125e6c0ac1d58da2936bb97502e3c9698d5705157c3b50d754c3476a78de98b406
SSDEEP

12288:+4ddKXA5SpqgqbE5hS9sbfy0xAwjuICC0:+Gb5/bEnCmy6cIC/

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4476	1584	WerFault.exe	77

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	456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021.exe

C:\Users\Admin\AppData\Local\Temp\456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021.exe
"C:\Users\Admin\AppData\Local\Temp\456f32e54488cbe06a233f124c672382038f4afb2439826372d670956a028021.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1584 -s 484
  2⤵
  - Program crash
  PID:4476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 1584 -ip 1584
1⤵
PID:1200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1584-1-0x0000000002950000-0x0000000002A50000-memory.dmp

Filesize
1024KB

Download
memory/1584-2-0x00000000046A0000-0x00000000046AB000-memory.dmp

Filesize
44KB

Download
memory/1584-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1584-5-0x00000000046A0000-0x00000000046AB000-memory.dmp

Filesize
44KB

Download
memory/1584-4-0x0000000000400000-0x0000000002851000-memory.dmp

Filesize
36.3MB

Download