smokeloader | 8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118

Analysis

max time kernel
118s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
01-07-2024 10:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe
Size

240KB
MD5

d871bb9f2315b83c2ff5fda7c2608537
SHA1

c9c8a47d6d3512d87a602ef2dd7f5c8d57c6694f
SHA256

8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118
SHA512

2d43e3fef209982b963315103f171bbe6598d3ba1d7869d1bf2c4e651a47d6177003cf739d002fbc44f8b7803432a7c325d7643bfe75baab876c5b9f2ab61be8
SSDEEP

3072:iQvcmotwmNaYob4LQ5+OG9Wz2psqm8D+RaiF/Nc2oqc8cN5tNu29e+popL3TBtZ:i2tCN+4LQ5jGO8D+RtFs5Nppe+pADT

Score

10^/10

smokeloader pub2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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

2364 1568 WerFault.exe 8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe

pid	pid_target	process	target process
2364	1568	WerFault.exe	8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.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:

8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe

C:\Users\Admin\AppData\Local\Temp\8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe
"C:\Users\Admin\AppData\Local\Temp\8aef8dc897638dc79db3b6b9a08450a26ff3d32925336176481da2d8f05e7118.exe"
1⤵
- Checks SCSI registry key(s)
PID:1568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 488
2⤵
- Program crash
PID:2364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1568 -ip 1568
1⤵
PID:1236

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

Loading Replay Monitor...

Downloads

memory/1568-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1568-2-0x0000000002D90000-0x0000000002D9B000-memory.dmp

Filesize
44KB

Download
memory/1568-1-0x0000000002DC0000-0x0000000002EC0000-memory.dmp

Filesize
1024KB

Download
memory/1568-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1568-4-0x0000000000400000-0x0000000002BF5000-memory.dmp

Filesize
40.0MB

Download