smokeloader | 32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49

Analysis

max time kernel
291s
max time network
264s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
08-04-2024 05:02

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General

Target

32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe
Size

271KB
MD5

be3b56a26a2b62e13f1c60a3d71cc972
SHA1

5541be1abcbddf09872ad8019c586c85977123d8
SHA256

32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49
SHA512

7a801885112a4b33647f00eae286b14b4449cac7322df7f2e5e6d7fd44621000531aaa9bd2fc28a1d12d811d3126d41f27b9c81789d8eb68e6fa337c532aaf11
SSDEEP

3072:AuSwzgWlsA+mTU7ADq/HNXgpbENpittCg4+MsnxhOiEl4UqDqTn1y:AC8IsATrDqVQuyW+MsnfOB4tDqT

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

3248 4128 WerFault.exe 32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe

pid	pid_target	process	target process
3248	4128	WerFault.exe	32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.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:

32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe

C:\Users\Admin\AppData\Local\Temp\32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe
"C:\Users\Admin\AppData\Local\Temp\32f918500c444411441b71d0bdf8c0652ee78274b947444a9d65e96fc2f0bf49.exe"
1⤵
- Checks SCSI registry key(s)
PID:4128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4128 -s 508
2⤵
- Program crash
PID:3248

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/4128-1-0x0000000000990000-0x0000000000A90000-memory.dmp

Filesize
1024KB

Download
memory/4128-2-0x00000000008D0000-0x00000000008DB000-memory.dmp

Filesize
44KB

Download
memory/4128-3-0x0000000000400000-0x0000000000862000-memory.dmp

Filesize
4.4MB

Download
memory/4128-6-0x0000000000990000-0x0000000000A90000-memory.dmp

Filesize
1024KB

Download