smokeloader | d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25

Analysis

max time kernel
94s
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 13:55

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General

Target

d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe
Size

334KB
MD5

01268c5b74b16045d3d3f534780f2f6b
SHA1

4c408045045ee7a24d001acee79ab07473430cc9
SHA256

d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25
SHA512

a3b23ecf5e3fc8155a6904dc7e2a37305f2232160e0319d91d6904d29193f4afcc3fe28935e6016cfe1069e93ca54d13967ebb351540407bca6a466a5eeaf18d
SSDEEP

6144:KhQNPUKzNQZY4ApIyn7br7jX/Ji7q3vjpPnFwCLLObfwB:PPUqRN2OrJ7bxqC3O

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 948 set thread context of 1752	948	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe	82

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	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.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	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 1752	948	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe	82
PID 948 wrote to memory of 1752	948	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe	82
PID 948 wrote to memory of 1752	948	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe	82
PID 948 wrote to memory of 1752	948	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe	82
PID 948 wrote to memory of 1752	948	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe	82
PID 948 wrote to memory of 1752	948	d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe	82

C:\Users\Admin\AppData\Local\Temp\d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe
"C:\Users\Admin\AppData\Local\Temp\d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:948
- C:\Users\Admin\AppData\Local\Temp\d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe
  "C:\Users\Admin\AppData\Local\Temp\d8807d028830ab2695f88c55d25809a4d7feb29fd5dc13c73c77c26902355e25.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:1752

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/948-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/948-1-0x0000000000980000-0x0000000000A80000-memory.dmp

Filesize
1024KB

Download
memory/1752-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1752-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1752-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download