smokeloader | c11b0b648a57c050f5dc1ed7dcbaf386973dc47fbffb0308a579b6fe7e5387f5

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 14:14

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General

Target

a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736.exe
Size

308KB
MD5

3785be1697462a69039cb73c6bce58d7
SHA1

74a000fc75baf0aff42f3da504e0a1e1268a0ab2
SHA256

a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736
SHA512

03a8050f2bb843cfa43470a637bbc2d57bc2a5366f7bc9b1d47551aeeda277bc6ee87fc5627dde457aadc97f6ddc2c9ff66078c5aa40c41b865b3adc92c47c9e
SSDEEP

6144:4+T/LRhOPa0umGaDr6hGfgr85eEn2E1a:4+bFhOPUVaDr6kfC8UUv

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

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
4596	3872	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	a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736.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	a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736.exe

C:\Users\Admin\AppData\Local\Temp\a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736.exe
"C:\Users\Admin\AppData\Local\Temp\a3a6b1fe65e060e747626a864412045881c08d8f0584749880cee83948c14736.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3872
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 240
  2⤵
  - Program crash
  PID:4596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3872 -ip 3872
1⤵
PID:4996

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/3872-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3872-1-0x0000000000B70000-0x0000000000C70000-memory.dmp

Filesize
1024KB

Download
memory/3872-3-0x0000000000400000-0x0000000000850000-memory.dmp

Filesize
4.3MB

Download
memory/3872-4-0x0000000000400000-0x0000000000850000-memory.dmp

Filesize
4.3MB

Download
memory/3872-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download