smokeloader | 432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86

Analysis

max time kernel
292s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01-05-2024 22:57

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General

Target

432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe
Size

303KB
MD5

f720d5284b6ffb2f05f17fd168ac3bb5
SHA1

3989933110f4929de0301397ade9a695296aa037
SHA256

432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86
SHA512

5567c31c3f40cb48736bf18c7705effaecfde5ec97fbbe2ee94aff98a17c1a94e7f8867e8572a181012eabc3ca69e1c94e3912d84bdaa6e43efeecdf83d39620
SSDEEP

3072:kzPuD9przKb72w0rkvw+HHebmTc4OQon8tJu64ofEy+qQzYVOuCjRQ1HELNrI7IH:95hzxnVCeKgL8t464oV+FNunpELJpV

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

5064 1428 WerFault.exe 432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe

pid	pid_target	process	target process
5064	1428	WerFault.exe	432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.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:

432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe

C:\Users\Admin\AppData\Local\Temp\432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe
"C:\Users\Admin\AppData\Local\Temp\432b0b91e01efb4a9cd4a23f6d0de4e7c2b7c5d9349b85d661c4475bfe115f86.exe"
1⤵
- Checks SCSI registry key(s)
PID:1428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 488
2⤵
- Program crash
PID:5064

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/1428-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1428-2-0x0000000001C60000-0x0000000001C6B000-memory.dmp

Filesize
44KB

Download
memory/1428-1-0x0000000001C90000-0x0000000001D90000-memory.dmp

Filesize
1024KB

Download
memory/1428-4-0x0000000000400000-0x0000000001A17000-memory.dmp

Filesize
22.1MB

Download
memory/1428-5-0x0000000001C90000-0x0000000001D90000-memory.dmp

Filesize
1024KB

Download