smokeloader | 454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d

Analysis

max time kernel
94s
max time network
147s
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 13:47

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General

Target

454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe
Size

216KB
MD5

d33d17dd49a8d277f8ce902491985762
SHA1

dbbbfa3cf259684b0848d062968f05d8056d6988
SHA256

454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d
SHA512

51f2286d1cb090caee1ce3087d350b9e79cc7471c8d555492b00642d3e8363e4438670a3c273eaf21c9c5c55ab1643b9904b44f9cfbd1c20be71edb46285fbf5
SSDEEP

3072:PrNZ84E2L3orLjdz6GjZU5ynImQqNKrMh0FPSuD06/CYX9oIV1iDx:PrU92TELjdz9jZVI1tAmnb68oIGD

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 3380 set thread context of 536	3380	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.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	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.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	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3380 wrote to memory of 536	3380	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe	84
PID 3380 wrote to memory of 536	3380	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe	84
PID 3380 wrote to memory of 536	3380	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe	84
PID 3380 wrote to memory of 536	3380	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe	84
PID 3380 wrote to memory of 536	3380	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe	84
PID 3380 wrote to memory of 536	3380	454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe	84

C:\Users\Admin\AppData\Local\Temp\454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe
"C:\Users\Admin\AppData\Local\Temp\454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3380
- C:\Users\Admin\AppData\Local\Temp\454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe
  "C:\Users\Admin\AppData\Local\Temp\454fcd859b5f2065f1cba47b496cd17e1578fbe2fe2f88ff9172c133a678474d.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:536

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/536-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/536-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/536-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3380-1-0x00000000007D0000-0x00000000008D0000-memory.dmp

Filesize
1024KB

Download
memory/3380-2-0x00000000021A0000-0x00000000021A9000-memory.dmp

Filesize
36KB

Download