smokeloader | 3afe01534a7b396016185fcbd28aeca02a10bb84c82603286ca663c7b994b3ea

Analysis

max time kernel
93s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-09-2024 10:11

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General

Target

setup3.exe
Size

236KB
MD5

87f903e0878c0dae7646a412a4d60e42
SHA1

e846a45862ae97a9ab671e67d22881cec4720dda
SHA256

3afe01534a7b396016185fcbd28aeca02a10bb84c82603286ca663c7b994b3ea
SHA512

012add649f336ea775ed72d91f0d2b78251d24bb9fc958da73e79f58d332b92e4c3a27c7e5a217f9233ff52b8129b2af4c573a51d9c8286d14746245cb50da49
SSDEEP

3072:LacJUV+XiTZS1lG4nlY5RFBPnOyL0u5i1qYIjMKIvGKla8GKlaJalNuCdhG:+cJUVG6Sy4u5BPnOxugRv/z7uW

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
4476	864	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	setup3.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	setup3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup3.exe

C:\Users\Admin\AppData\Local\Temp\setup3.exe
"C:\Users\Admin\AppData\Local\Temp\setup3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:864
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 352
  2⤵
  - Program crash
  PID:4476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 864 -ip 864
1⤵
PID:2760

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/864-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/864-1-0x0000000002AC0000-0x0000000002BC0000-memory.dmp

Filesize
1024KB

Download
memory/864-3-0x0000000000400000-0x000000000278B000-memory.dmp

Filesize
35.5MB

Download
memory/864-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/864-5-0x0000000000400000-0x000000000278B000-memory.dmp

Filesize
35.5MB

Download