smokeloader | 338e2378b54f3a94828bc23452f0b6e7bd7f69bc2fb13c618e727feafe61d1ee

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22-09-2024 07:57

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General

Target

file.exe
Size

446KB
MD5

23b504ebcc23b1216f95bf578289d648
SHA1

01bdab9d9d491672974198075388cad941372e38
SHA256

338e2378b54f3a94828bc23452f0b6e7bd7f69bc2fb13c618e727feafe61d1ee
SHA512

3441ae4b1e119143fcc433ef53731150eb05a5ac6190c9b13a96386f76ad030cbe83a804abe3bc5f825d6841a98dae71646688599f5cf05dbe0b669a52f7944c
SSDEEP

6144:3Ba9JaOIl9S0CkEjkXuARDWoQpLz1LiHTlXb55FXCnFk:3cXaO+SteXuGVQ9z1LiHBrpSC

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
5004	3944	WerFault.exe	88

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

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 356
  2⤵
  - Program crash
  PID:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3944 -ip 3944
1⤵
PID:4640

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3924,i,3861745594156495651,17595114179815238301,262144 --variations-seed-version --mojo-platform-channel-handle=2508 /prefetch:8
1⤵
PID:2160

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/3944-1-0x00000000026E0000-0x00000000027E0000-memory.dmp

Filesize
1024KB

Download
memory/3944-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3944-3-0x0000000000400000-0x0000000002488000-memory.dmp

Filesize
32.5MB

Download
memory/3944-4-0x0000000000400000-0x0000000002488000-memory.dmp

Filesize
32.5MB

Download
memory/3944-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download