smokeloader | 5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351

Analysis

max time kernel
94s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2024 10:18

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General

Target

5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351.exe
Size

231KB
MD5

da753a479dd54d564152ce9a25a0d588
SHA1

45f1dc4651bb63f23944593496a476a9119429df
SHA256

5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351
SHA512

edc4c4fb02d3031320052b3a49ef74c3a7eaa298f711dba6be9a687c99e37c0f43b3cd6a11499272076f917ab67bc4b71403d3ca5e4d5a5b96eb52c82b835c70
SSDEEP

3072:HaAy8gFfZPNuQ2SSAZL2E3yyXck5FQRdDY2nGD4p9rohYP7k6ncVJ:6YgFfZVl2SnZLSkroDProSP7kcy

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
404	2648	WerFault.exe	81

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	5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351.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	5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351.exe

C:\Users\Admin\AppData\Local\Temp\5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351.exe
"C:\Users\Admin\AppData\Local\Temp\5b2f2b1d325082dca74a21dee02239fd393d2c6df7cbcfeeb1c49cede8b81351.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2648
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 352
  2⤵
  - Program crash
  PID:404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2648 -ip 2648
1⤵
PID:4700

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/2648-1-0x0000000002910000-0x0000000002A10000-memory.dmp

Filesize
1024KB

Download
memory/2648-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2648-3-0x0000000000400000-0x000000000278A000-memory.dmp

Filesize
35.5MB

Download
memory/2648-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download