smokeloader | afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187

Analysis

max time kernel
292s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
15-04-2024 04:58

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General

Target

afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe
Size

296KB
MD5

48c6c82e52d99efaf51fb1ee01ffe27d
SHA1

f209633001d97fb12f7d83183e232cf12e80dcc9
SHA256

afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187
SHA512

9c1741751115e3442aae47e48266cbbb71a3cbc091ecb70c77d3ea155d3c23b85e600d86455210e516d0e4772182517531e22a8d401972043cedb2d8e111e6c9
SSDEEP

3072:auk4mLTW0u4U/TTrItNdBzaGD3mJ4L/C25euOMuvzqZYj/F:c4mLG4i3rmrDO97MMzqZYj

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

404 4780 WerFault.exe afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe

pid	pid_target	process	target process
404	4780	WerFault.exe	afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.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:

afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe

C:\Users\Admin\AppData\Local\Temp\afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe
"C:\Users\Admin\AppData\Local\Temp\afa0cfb638d14c293319fdcc88c29bb8b98536d8f6cc9c4233958018f8016187.exe"
1⤵
- Checks SCSI registry key(s)
PID:4780
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4780 -s 260
  2⤵
  - Program crash
  PID:404

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/4780-1-0x0000000002CB0000-0x0000000002DB0000-memory.dmp

Filesize
1024KB

Download
memory/4780-2-0x0000000002C90000-0x0000000002C9B000-memory.dmp

Filesize
44KB

Download
memory/4780-3-0x0000000000400000-0x0000000002C2D000-memory.dmp

Filesize
40.2MB

Download
memory/4780-6-0x0000000002CB0000-0x0000000002DB0000-memory.dmp

Filesize
1024KB

Download