smokeloader | 452b6a3d98f2631d3c99debe19db75f4066440bf0b2f57b0711f73f3bac111db

Analysis

max time kernel
93s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08/11/2024, 11:22

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General

Target

a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3.exe
Size

229KB
MD5

f103d70601ce547edcca2efc9981c157
SHA1

b1c010c61ff3221b4f4307985363cfda9597f58c
SHA256

a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3
SHA512

1b4267c4c02c9d5a0b81ac35f448578210e830ce93fb654cb3f4a40697f6981446d78748f8ea61579a7574aff29f66361140b37a7af8eeeaa887e9e7af357616
SSDEEP

6144:S0L8szi2jB1p9wGyQ0ficukV6dVApjcK:S0wsziKB1pediZNVApjcK

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1832	3280	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3.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

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3.exe

C:\Users\Admin\AppData\Local\Temp\a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3.exe
"C:\Users\Admin\AppData\Local\Temp\a4c457f7d3f8cd443217651b65fa1c459df1cc5b140a7df29beed3d04c4fcbf3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3280
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3280 -s 352
  2⤵
  - Program crash
  PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3280 -ip 3280
1⤵
PID:3164

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3280-1-0x0000000000540000-0x0000000000640000-memory.dmp

Filesize
1024KB

Download
memory/3280-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3280-3-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/3280-4-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/3280-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download