smokeloader | fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52

Analysis

max time kernel
291s
max time network
281s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
04-04-2024 23:04

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General

Target

fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe
Size

268KB
MD5

0246c2089c513dd176ac575774839ace
SHA1

28e5beccd02777662bcca7d833abef9b42bd80b9
SHA256

fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52
SHA512

c973508dac2e5ecd2cd7ae1c7c54a83d9f0b5f5667b497206e03b96eea102a32bfd19f828265e842d47c595e7dfe2e5c1c285bb6a385c5fd551b2a7c8c88d338
SSDEEP

3072:r9UvDqVxAN56xdtdaYP4Mush+zEfiXhBtui6as0ttsRc8EhEnRr4nby6dH/Pxn2F:wa8Y5u4AE6LZvsRycUVfPx2nT

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

3476 1816 WerFault.exe fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe

pid	pid_target	process	target process
3476	1816	WerFault.exe	fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.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:

fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe

C:\Users\Admin\AppData\Local\Temp\fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe
"C:\Users\Admin\AppData\Local\Temp\fa248af9181fe1164f9eb2e88b45861e347dbb6ca60ff8a2fd40b3e7bb1a4b52.exe"
1⤵
- Checks SCSI registry key(s)
PID:1816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 504
2⤵
- Program crash
PID:3476

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

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Downloads

memory/1816-2-0x00000000009B0000-0x00000000009BB000-memory.dmp

Filesize
44KB

Download
memory/1816-1-0x0000000000A00000-0x0000000000B00000-memory.dmp

Filesize
1024KB

Download
memory/1816-3-0x0000000000400000-0x0000000000860000-memory.dmp

Filesize
4.4MB

Download
memory/1816-6-0x0000000000A00000-0x0000000000B00000-memory.dmp

Filesize
1024KB

Download