smokeloader | 7f9957556f601f52155a40cc9835c10b38778372108d9a70e1e870c70d15863a

Analysis

max time kernel
95s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 13:40

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General

Target

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
Size

136KB
MD5

1bc8dd1a5e08a1dcaeefb1a03f5c71eb
SHA1

9fbb0b46be6b7b0d60841f6c4d6940cdd1b4b08e
SHA256

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5
SHA512

5e8d3d808445684b08ec6e4b15d1a701c40bc80fb7d878695970a73f06fd318f6a812c7254dd7d61f74c1c36a0a989894dc80234374d9fc914142adcd9f6bc40
SSDEEP

1536:Y3HKFCXebMDnye3MtblERG2DnWQZWSqaiWz5AAm7FcNLuAfyEDyIEpovc29OhSc4:iHKCXeC3VdZWS5ijAm7FcUMyIrjksE

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

2980 1244 WerFault.exe 30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

pid	pid_target	process	target process
2980	1244	WerFault.exe	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.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:

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

C:\Users\Admin\AppData\Local\Temp\30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
"C:\Users\Admin\AppData\Local\Temp\30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe"
1⤵
- Checks SCSI registry key(s)
PID:1244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1244 -s 460
2⤵
- Program crash
PID:2980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1244 -ip 1244
1⤵
PID:4356

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1244-1-0x0000000000BE0000-0x0000000000CE0000-memory.dmp

Filesize
1024KB

Download
memory/1244-2-0x00000000009B0000-0x00000000009BB000-memory.dmp

Filesize
44KB

Download
memory/1244-3-0x0000000000400000-0x0000000000817000-memory.dmp

Filesize
4.1MB

Download