smokeloader | 3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613

Analysis

max time kernel
134s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 01:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613.exe
Size

214KB
MD5

ef3415323bc6cda3205fbd617cf2aae2
SHA1

7fdd7ddcaaa83b556463af95af3193f4880e7313
SHA256

3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613
SHA512

a4c9a4c93850e7700b1043d90ebdad62a022cb14e133b8836a44eece629ecf5f811cce4d8688888d2ea45773cf19afb424cb2600e979e50b3a16521c798c000b
SSDEEP

3072:+qLubVGYMB2vdwtGmHGdhGmD0tF5HkYHw5tp5H1:ZLsVGtNYmHClD0tnkT

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5116	4524	WerFault.exe	86

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	3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613.exe

C:\Users\Admin\AppData\Local\Temp\3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613.exe
"C:\Users\Admin\AppData\Local\Temp\3b6ea97b0f93b9342efc28ca5231c897cd9c22992fb31e540d6eb0b02bbc1613.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4524
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 352
  2⤵
  - Program crash
  PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4524 -ip 4524
1⤵
PID:3020

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4524-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

Filesize
1024KB

Download
memory/4524-3-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/4524-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4524-4-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/4524-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download