smokeloader | ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62

Analysis

max time kernel
291s
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
22-04-2024 05:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe
Size

258KB
MD5

94322d2ea0e171cd5a220db7f6abdf2b
SHA1

e640d66c618adc0b1d8d8cdfc9f34c77f240b5fc
SHA256

ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62
SHA512

74516132dcf9bc1b664faeb1087a7e8f4a5fb893382dd691170979d2a2f8cdb6c191c2d86257ad605659b8884a8767a449d91318c6d2d7b3106d625b3b93f57e
SSDEEP

3072:COKst9RZ/6ANm46z78+vyNzClB3MF7m999jKY8d24IbS93rmS3a+5BddMZEKG+pG:xz8Uc8MRo7m99w24IbSd4+5LdwE

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

4220 4740 WerFault.exe ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe

pid	pid_target	process	target process
4220	4740	WerFault.exe	ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.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:

ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe

C:\Users\Admin\AppData\Local\Temp\ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe
"C:\Users\Admin\AppData\Local\Temp\ac71084dc7df6aac889f9b4ed5e4217c7cfcaed0ce2544dbc06a8605bcdb5d62.exe"
1⤵
- Checks SCSI registry key(s)
PID:4740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 496
2⤵
- Program crash
PID:4220

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

Loading Replay Monitor...

Downloads

memory/4740-1-0x0000000004110000-0x0000000004210000-memory.dmp

Filesize
1024KB

Download
memory/4740-2-0x00000000040B0000-0x00000000040BB000-memory.dmp

Filesize
44KB

Download
memory/4740-3-0x0000000000400000-0x0000000004034000-memory.dmp

Filesize
60.2MB

Download
memory/4740-5-0x0000000004110000-0x0000000004210000-memory.dmp

Filesize
1024KB

Download