smokeloader | f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
19-05-2024 05:28

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General

Target

f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe
Size

178KB
MD5

2ebf785c75272415e41e499ec257b6f1
SHA1

4085dca6206233173afcf978173b7b76a4acbef0
SHA256

f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45
SHA512

059575c06a2bfc8202f57c9807c9b9397756686ca1bb371d62b46d33bd66cd76aa95dfd55ff8afd32829fc96ad93290d3bd0ebd2433489a36fb6287982e1315d
SSDEEP

3072:16WynXweVeTKMKsaZjnFRfNzCIe54irc2ref5qd:VyX38mLBZnFRy7Y26I

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

3084 3128 WerFault.exe f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe

pid	pid_target	process	target process
3084	3128	WerFault.exe	f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.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:

f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe

C:\Users\Admin\AppData\Local\Temp\f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe
"C:\Users\Admin\AppData\Local\Temp\f7db26d0f5da976986ee8e1aef9ee20e233241d27ead450131405afab3d56b45.exe"
1⤵
- Checks SCSI registry key(s)
PID:3128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3128 -s 352
2⤵
- Program crash
PID:3084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3128 -ip 3128
1⤵
PID:2068

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

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Downloads

memory/3128-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3128-1-0x0000000002120000-0x0000000002220000-memory.dmp

Filesize
1024KB

Download
memory/3128-3-0x0000000000400000-0x0000000001F77000-memory.dmp

Filesize
27.5MB

Download