smokeloader | 65676825fb23d057a89e3eb887b400ff5d2812572e075f10f6347194e234b083

Analysis

max time kernel
95s
max time network
96s
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 14:11

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General

Target

06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe
Size

260KB
MD5

8c280cce6503c40c4823faa8b13a9b52
SHA1

f98a38817b4e3e80c9d89e1fc9bdf33f9041dced
SHA256

06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14
SHA512

192d679e7016345e3a4166c7cbe6911cbe091459de1ffe9b8da4ff11c89d52b174c2208d607784f69762bf4a57bc3e5d11e6c1159b9f3b5b6636f98d4c072753
SSDEEP

3072:vwVFB2ji6zL1ctObz5XBU+J45lqoXpTTQoaU/ldXkjpfr4FiM/h3:EFBMzzLmtkf45VXpTTRlqjpr4g

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4336 set thread context of 4948	4336	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe	83

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	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.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	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4336 wrote to memory of 4948	4336	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe	83
PID 4336 wrote to memory of 4948	4336	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe	83
PID 4336 wrote to memory of 4948	4336	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe	83
PID 4336 wrote to memory of 4948	4336	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe	83
PID 4336 wrote to memory of 4948	4336	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe	83
PID 4336 wrote to memory of 4948	4336	06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe	83

C:\Users\Admin\AppData\Local\Temp\06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe
"C:\Users\Admin\AppData\Local\Temp\06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4336
- C:\Users\Admin\AppData\Local\Temp\06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe
  "C:\Users\Admin\AppData\Local\Temp\06d78b4780771dea41a408310505710fdd76c9d4288c135a94e8a1fc39564c14.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4948

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/4336-1-0x0000000002F10000-0x0000000003010000-memory.dmp

Filesize
1024KB

Download
memory/4336-2-0x0000000002E90000-0x0000000002E99000-memory.dmp

Filesize
36KB

Download
memory/4948-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4948-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4948-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download