smokeloader | 5b1d58d390220db10327b62471cdfe0b72104fc5ac59a40eb70497377200b5ee

Analysis

max time kernel
96s
max time network
138s
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 13:11

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General

Target

2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe
Size

309KB
MD5

26ce123ca4fb973543d48c2da9ece87e
SHA1

ab474a3c06831b4f673f400f912f77cd3fd154fd
SHA256

2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf
SHA512

502aa5d8c6c1a2902f22048d862b7d92a008d5a5c34862bd876851275e8217afad479bf02810de60b06f5ba6a557e758d12dd67418f927c784bb464553eb22b7
SSDEEP

6144:0L8EEnOV4QFDXk44lMZzx+dzj8aYI0FjT:0BEn+FDXXZVKzgQ0F3

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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

4400 4464 WerFault.exe 2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe

pid	pid_target	process	target process
4400	4464	WerFault.exe	2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.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:

2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe

C:\Users\Admin\AppData\Local\Temp\2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe
"C:\Users\Admin\AppData\Local\Temp\2952319efa611dd3cd0704bd8bf3f6bce423cd88aace8e28e51b19c672d209cf.exe"
1⤵
- Checks SCSI registry key(s)
PID:4464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 352
2⤵
- Program crash
PID:4400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4464 -ip 4464
1⤵
PID:1404

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/4464-1-0x0000000000C60000-0x0000000000D60000-memory.dmp

Filesize
1024KB

Download
memory/4464-2-0x0000000002840000-0x000000000284B000-memory.dmp

Filesize
44KB

Download
memory/4464-3-0x0000000000400000-0x0000000000AF6000-memory.dmp

Filesize
7.0MB

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