smokeloader | 679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b

Analysis

max time kernel
96s
max time network
144s
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 14:01

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General

Target

679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe
Size

334KB
MD5

499f967ea81246bfb08956efb781bf72
SHA1

696e5627b0f9fc392084eefb8d5fc1fc0d462efd
SHA256

679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b
SHA512

698c61d1bda43611ec52cd1b8a536282175821fa95098aecaa837df756a0cefdd499c90cdc7c696dcd6ff02590bc98010fedfef2688d1e7847b90953078c81b6
SSDEEP

6144:pi7vnlZteSEyn8QuzYBdj4vlAfh+3oQ9gOU+fzYBb6:pGnlehf5Ag9gT6

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 1628 set thread context of 3488	1628	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe	86

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	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.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	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 3488	1628	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe	86
PID 1628 wrote to memory of 3488	1628	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe	86
PID 1628 wrote to memory of 3488	1628	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe	86
PID 1628 wrote to memory of 3488	1628	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe	86
PID 1628 wrote to memory of 3488	1628	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe	86
PID 1628 wrote to memory of 3488	1628	679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe	86

C:\Users\Admin\AppData\Local\Temp\679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe
"C:\Users\Admin\AppData\Local\Temp\679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe
  "C:\Users\Admin\AppData\Local\Temp\679e02faa73b7ec21f43e2acded01b1d08a3e5379a0b7bf218291303894f034b.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3488

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/1628-1-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/1628-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/3488-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3488-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3488-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download