smokeloader | 02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845

Analysis

max time kernel
93s
max time network
151s
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 14:00

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General

Target

02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe
Size

285KB
MD5

1f5313b885aa33ac20a33f9ebc300aff
SHA1

5ef9bddb1fb73fe94901b2e7d5c31e65e4403a8f
SHA256

02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845
SHA512

92aec74010084d9a3a8492ced64c80c939a9a2308e7028735f87e9539e5cddad191af0a6305e03e9ed45ed4a90c28ee84c83cde9f4e5e981b39179409866c069
SSDEEP

3072:iWgSHibmRjmie5iA5EKTyVrq+dJdVtWnB4lnSaIAujx9q3kLPL:iTSFRjaiRK6jIB4FSa+x

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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 3996 set thread context of 1776	3996	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe	84

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	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.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	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 1776	3996	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe	84
PID 3996 wrote to memory of 1776	3996	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe	84
PID 3996 wrote to memory of 1776	3996	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe	84
PID 3996 wrote to memory of 1776	3996	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe	84
PID 3996 wrote to memory of 1776	3996	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe	84
PID 3996 wrote to memory of 1776	3996	02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe	84

C:\Users\Admin\AppData\Local\Temp\02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe
"C:\Users\Admin\AppData\Local\Temp\02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3996
- C:\Users\Admin\AppData\Local\Temp\02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe
  "C:\Users\Admin\AppData\Local\Temp\02500d48aa7e1fc9d09e3936abc11b35defb7feea93dd5daed4c511f27cc5845.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:1776

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/1776-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1776-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1776-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3996-2-0x00000000009A0000-0x00000000009A9000-memory.dmp

Filesize
36KB

Download
memory/3996-1-0x0000000000AA0000-0x0000000000BA0000-memory.dmp

Filesize
1024KB

Download