smokeloader | 20fb3541baf1a140dbb7ade337ebc1f3c331b838ac9d96b5a8a9615ef0a29f93

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:59

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General

Target

15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe
Size

162KB
MD5

ce40af73e328a96a37fd5033ab096d06
SHA1

b858b85c0d494c297b49316cd4e0a7a51e91bbb6
SHA256

15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e
SHA512

b886d322938bece2768b9da249a1a3e4d604cb14e11582f815dca7b5ae75b2cb434d977d7fff2549ea78f08953e5debc7d4785fa2abd04de4155c945d90f9843
SSDEEP

3072:TvQ3f6nct/HOid5UAlbGjju5vSsCjVbXEzKCtA/Zu5z1T7z5Wkf:Tkfxt/OaumafZstAhIJ7L

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

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
2768	2704	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	15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2768	2704	15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe	30
PID 2704 wrote to memory of 2768	2704	15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe	30
PID 2704 wrote to memory of 2768	2704	15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe	30
PID 2704 wrote to memory of 2768	2704	15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe	30

C:\Users\Admin\AppData\Local\Temp\15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe
"C:\Users\Admin\AppData\Local\Temp\15a6e16c99c4ca4a8049c0bcdd67ffdba45d13ed31f38551b1c768d17c9d998e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 136
  2⤵
  - Program crash
  PID:2768

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/2704-1-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/2704-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2704-3-0x0000000000400000-0x000000000058E000-memory.dmp

Filesize
1.6MB

Download