smokeloader | 407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01

Analysis

max time kernel
145s
max time network
152s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
14-05-2024 09:17

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General

Target

407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe
Size

231KB
MD5

5fe2c454689339965cc76b3f474ba9f0
SHA1

132bb729590f7a9a202f5d827e1d88892cb80a75
SHA256

407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01
SHA512

6ebdd3bfe198734651200ecd7536dad7029f258941e794df76b520074d18adcb268fe4b2f09e0c1addf86c28dc36a1b2c637df9aa48ae5780a47c25ac84a94c0
SSDEEP

3072:OU6lAynH4YpRdK66A0W+pmrs5qB6wCopAsJPrtnlVARkEjscM5xaTWvK12qcD:g+SFkI0WO3paPnluGEjscyxLvK12qc

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

3524 4416 WerFault.exe 407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe

pid	pid_target	process	target process
3524	4416	WerFault.exe	407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.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:

407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe

C:\Users\Admin\AppData\Local\Temp\407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe
"C:\Users\Admin\AppData\Local\Temp\407ac7d39aabbcbfae43375189046de28909935415f9bdc55dcd376566364f01.exe"
1⤵
- Checks SCSI registry key(s)
PID:4416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 384
2⤵
- Program crash
PID:3524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4416 -ip 4416
1⤵
PID:1812

Network

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/4416-1-0x00000000009A0000-0x0000000000AA0000-memory.dmp

Filesize
1024KB

Download
memory/4416-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4416-2-0x0000000000970000-0x000000000097B000-memory.dmp

Filesize
44KB

Download
memory/4416-4-0x0000000000400000-0x0000000000790000-memory.dmp

Filesize
3.6MB

Download