smokeloader | de9b275a5163b54b3647222d1bee0de42b05f3531555ceba25e278688f6bf9f3

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 04:03

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General

Target

a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe
Size

339KB
MD5

3ead1d313fc2e08000b7cd98db1d8e62
SHA1

9ae4f6b7c73e478b95d0a63efb35c379cc3de2fe
SHA256

a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc
SHA512

1baa452e1fc886ffe3d706b46c36342c0c42677e552dc594a4f7e91c27e81f7c81f46fc351262a16dbb3fddb06f67c529fb3b9f1faba903f43c4e10185aa5443
SSDEEP

6144:M3sw0mueMAlqAuFDIviGR13cU7ZkEs4Y+90AjcMb8aOVQcUgFe:HwFMIq3FDeiGR13r+EhHPb8aG

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	1900	WerFault.exe	29

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	a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 2380	1900	a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe	30
PID 1900 wrote to memory of 2380	1900	a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe	30
PID 1900 wrote to memory of 2380	1900	a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe	30
PID 1900 wrote to memory of 2380	1900	a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe	30

C:\Users\Admin\AppData\Local\Temp\a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe
"C:\Users\Admin\AppData\Local\Temp\a358944bc973b017d35987d2cb1c6a802a22569e36f30abeea3898861c5307dc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1900 -s 136
  2⤵
  - Program crash
  PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1900-1-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/1900-3-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/1900-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

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