smokeloader | 4b00565a29eeb0446393d0538e8f24de232339cf3ffb6a76a2bce3ba160c2066

Analysis

max time kernel
30s
max time network
5s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2025 21:18

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General

Target

svc.exe
Size

253KB
MD5

8b85497783857bcbc16bc7f0a24a7aec
SHA1

53d6b7527846a4e8e3a35c583bfc82b4666fd279
SHA256

4b00565a29eeb0446393d0538e8f24de232339cf3ffb6a76a2bce3ba160c2066
SHA512

35fc041428e7658ede4f0b8f9c74ce6a75147b969c070507dba8d45c6faaadcfb4aa8edb6abba4abdf783511fce9d28c432363ae83b1703e1e27353dfa83420a
SSDEEP

1536:6spv0MyR/clIvPknDm+hIoJYXPmHYRCD7yg+cye0YhIA3QhR5qMp58s7ddo40icb:JosZm+P4m4oyRnIcDp58AovUP2

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
8	3152	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	svc.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	svc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	svc.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	svc.exe

C:\Users\Admin\AppData\Local\Temp\svc.exe
"C:\Users\Admin\AppData\Local\Temp\svc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3152
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3152 -s 364
  2⤵
  - Program crash
  PID:8

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3152 -ip 3152
1⤵
PID:436

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

Replay Monitor

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Downloads

memory/3152-1-0x0000000000570000-0x0000000000670000-memory.dmp

Filesize
1024KB

Download
memory/3152-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3152-3-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/3152-4-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/3152-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download