smokeloader | afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
24-04-2024 16:31

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General

Target

afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe
Size

265KB
MD5

774c731444d9058530cae08a5e8f816f
SHA1

a1cda1f644427d16c2809b5f2fc53825527a937f
SHA256

afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f
SHA512

ff0da5921a38ac471d66a1d12ac6d26bf83184d4c1689cf9d3d2e436cf81e6dba2d65e75358aeeafa2f498c9f5540ae2c187913483ab458a3c3c527f42df8ee5
SSDEEP

3072:q1L7ZTfpJGtkW+6HPiX2Ai7QhdgHrBre6HkXChWLGW9VlzfVlVUPBBu:GzGSWw/066C3VNd/UPB

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1672 1468 WerFault.exe afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe

pid	pid_target	process	target process
1672	1468	WerFault.exe	afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.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

Processes:

afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe

C:\Users\Admin\AppData\Local\Temp\afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe
"C:\Users\Admin\AppData\Local\Temp\afd8d796e3b6dcfb948980d5f9c439bb1598776e5eb67f1c38943b48c413e27f.exe"
1⤵
- Checks SCSI registry key(s)
PID:1468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1468 -s 388
2⤵
- Program crash
PID:1672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1468 -ip 1468
1⤵
PID:3208

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1468-2-0x00000000046E0000-0x00000000046EB000-memory.dmp

Filesize
44KB

Download
memory/1468-1-0x0000000004290000-0x0000000004390000-memory.dmp

Filesize
1024KB

Download
memory/1468-3-0x0000000000400000-0x0000000004033000-memory.dmp

Filesize
60.2MB

Download