smokeloader | 7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 20:14

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General

Target

7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe
Size

184KB
MD5

d2d211f669fbcd185d1560ad7d883820
SHA1

c345a8cfc75b5ac3f85875c7a7314b49e9b96eba
SHA256

7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681
SHA512

3abab012b99724221e77ef3575c71b22981065ac17c48dc667eb2e248e6ca98b76d12bdca3136a1bf28fdc970f16b2df86f0e654a3a52f4aedaf56795dc6a640
SSDEEP

3072:a/ZMRZMaR4azP5H5fHRcBX0zc3nbhe00BYZL7vsa5L908+/j0K:6M1R4GtxcB8c3bheBBYZff08Cj

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 3616 set thread context of 4392	3616	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.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	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3616 wrote to memory of 4392	3616	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe	82
PID 3616 wrote to memory of 4392	3616	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe	82
PID 3616 wrote to memory of 4392	3616	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe	82
PID 3616 wrote to memory of 4392	3616	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe	82
PID 3616 wrote to memory of 4392	3616	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe	82
PID 3616 wrote to memory of 4392	3616	7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe	82

C:\Users\Admin\AppData\Local\Temp\7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe
"C:\Users\Admin\AppData\Local\Temp\7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3616
- C:\Users\Admin\AppData\Local\Temp\7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe
  "C:\Users\Admin\AppData\Local\Temp\7fda2d19d977a3acb62e447263425063bacd312c0c74625a4dee77f487b33681N.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4392

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/3616-1-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/3616-2-0x00000000004F0000-0x00000000004F9000-memory.dmp

Filesize
36KB

Download
memory/4392-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4392-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4392-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download