smokeloader | 3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f

Analysis

max time kernel
94s
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
11-11-2024 04:21

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General

Target

3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
Size

166KB
MD5

9735dbc20c2f28cbe38e8694e09e2c64
SHA1

5a4aaf96ac6876a96e3fbdb11f207dfdf31b3e22
SHA256

3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f
SHA512

efb4abf2c7cb9bddf1499aed3cff5f76d24745ed81dc8ed3327f15f64a187ca5e947aa8e20784aa815042035cadcd520d44279f2841fe8dac84ddbab5b8fa62c
SSDEEP

1536:FZusis06dLW1M4ANVYJXkXPkqNzDtk0bjLPWAWOWEPKdgtrQukbEkabhsL8SVzlt:FJTLW2OKXR1relcrX+EkabhszhN4GV

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe

description	pid	process	target process
PID 3552 set thread context of 4408	3552	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe

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

Processes:

3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.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:

3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe

description	pid	process	target process
PID 3552 wrote to memory of 4408	3552	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
PID 3552 wrote to memory of 4408	3552	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
PID 3552 wrote to memory of 4408	3552	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
PID 3552 wrote to memory of 4408	3552	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
PID 3552 wrote to memory of 4408	3552	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
PID 3552 wrote to memory of 4408	3552	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe	3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe

C:\Users\Admin\AppData\Local\Temp\3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
"C:\Users\Admin\AppData\Local\Temp\3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3552
- C:\Users\Admin\AppData\Local\Temp\3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe
  "C:\Users\Admin\AppData\Local\Temp\3449dac575a698a7e8ab0743d479f4470a7746870abb3a703e9459dd4331c62f.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4408

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/3552-0-0x0000000000860000-0x0000000000869000-memory.dmp

Filesize
36KB

Download
memory/3552-1-0x0000000000870000-0x0000000000879000-memory.dmp

Filesize
36KB

Download
memory/3552-3-0x0000000000860000-0x0000000000869000-memory.dmp

Filesize
36KB

Download
memory/4408-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4408-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4408-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download