smokeloader | c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526

Analysis

max time kernel
135s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 13:12

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General

Target

c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526.exe
Size

406KB
MD5

e2d279a05ab5b654f96fe3d96801b2a4
SHA1

a33b2fc8560ae87aa120fc3a9829f5b28034e70b
SHA256

c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526
SHA512

5874d7cd69d4ad9b98f7d96dcd59ce8d52a4bc860c2811850c5829253d57c477954650526b1633e8ed0ae3780a7b5ee1380f47fb3f0e0c40fca15e57f2764ad1
SSDEEP

12288:wtjCzBdPMNBVh5GtjfJ8uq990UXNQUHl:qwMNBVNqk

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
3128	2896	WerFault.exe	83

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	c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526.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	c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526.exe

C:\Users\Admin\AppData\Local\Temp\c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526.exe
"C:\Users\Admin\AppData\Local\Temp\c74bf29a2d3b5c38f824eb82a5c0fde0448d7194c36250e5b2b8ec9663b27526.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2896
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 356
  2⤵
  - Program crash
  PID:3128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2896 -ip 2896
1⤵
PID:2632

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/2896-1-0x00000000026B0000-0x00000000027B0000-memory.dmp

Filesize
1024KB

Download
memory/2896-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2896-3-0x0000000000400000-0x000000000247D000-memory.dmp

Filesize
32.5MB

Download
memory/2896-4-0x0000000000400000-0x000000000247D000-memory.dmp

Filesize
32.5MB

Download
memory/2896-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download