smokeloader | 07439f8a2adbe031b3b1f4bca85a8f8e99dfac6499ec6f9261d3c01d7a744bb6

Analysis

max time kernel
125s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 09:59

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General

Target

file.exe
Size

408KB
MD5

51636e7775782f91df225f511b297f96
SHA1

bd338186079c1afd2750416c02b8650dbb6e463a
SHA256

07439f8a2adbe031b3b1f4bca85a8f8e99dfac6499ec6f9261d3c01d7a744bb6
SHA512

5f7e765cae4a507227caa97e68757d777c1af7b58482e669da5ee5adb200abbaaa05a079e5101feb370f7c8cbd56a99bdcdd1426d1b2d504758c9b6b41de0b79
SSDEEP

6144:D4SOx32ux+Zzo97tIDEjTI3+bOFNnPDqbc3Io/LTJWXvbMvquO52T3:BOxLx+Zk9paHNPDqbdo/LdWfbMCuYA

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
4904	1784	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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	file.exe
Key queried	\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:1784
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1784 -s 356
  2⤵
  - Program crash
  PID:4904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1784 -ip 1784
1⤵
PID:5004

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=1012,i,3861745594156495651,17595114179815238301,262144 --variations-seed-version --mojo-platform-channel-handle=4376 /prefetch:8
1⤵
PID:1336

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/1784-1-0x0000000002750000-0x0000000002850000-memory.dmp

Filesize
1024KB

Download
memory/1784-2-0x00000000025D0000-0x00000000025DB000-memory.dmp

Filesize
44KB

Download
memory/1784-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1784-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1784-5-0x00000000025D0000-0x00000000025DB000-memory.dmp

Filesize
44KB

Download
memory/1784-4-0x0000000000400000-0x000000000247E000-memory.dmp

Filesize
32.5MB

Download