smokeloader | e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3

Analysis

max time kernel
134s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2024 06:36

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General

Target

e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe
Size

249KB
MD5

8291e30b300570f52b721d6a54b1c9a2
SHA1

3c603dcb87c89cf016f1ec48274fa502d25e4275
SHA256

e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3
SHA512

a7ac165c84f5e09ef6f24cbcfc5620aee6ffcccf2b0c434f4f0a7d4c33ec0538fd6fe5815a6d198ae5fdf7c31925ababd9fe4bcba246c8ed06804214fe4efedb
SSDEEP

3072:crReeUdzW8puBuOhLl1JiXDFg9cJxjcMeAi0s8kqJ88URk:kkeUdcIOhL+qKjc3ilP

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
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4292 set thread context of 1656	4292	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe	87

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	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.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	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 1656	4292	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe	87
PID 4292 wrote to memory of 1656	4292	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe	87
PID 4292 wrote to memory of 1656	4292	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe	87
PID 4292 wrote to memory of 1656	4292	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe	87
PID 4292 wrote to memory of 1656	4292	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe	87
PID 4292 wrote to memory of 1656	4292	e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe	87

C:\Users\Admin\AppData\Local\Temp\e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe
"C:\Users\Admin\AppData\Local\Temp\e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4292
- C:\Users\Admin\AppData\Local\Temp\e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe
  "C:\Users\Admin\AppData\Local\Temp\e81ebe8ff8ef850de362076938a8ad0960b6dc19d58cc9352fb7f8cf6805eeb3.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:1656

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/1656-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1656-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1656-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1656-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4292-2-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/4292-1-0x0000000000620000-0x0000000000720000-memory.dmp

Filesize
1024KB

Download