smokeloader | 82ecef7d7317e21e5cd7302e40772aef7e752b2cb7c95d5614dfd1e86b9d75fb

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:48

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General

Target

709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe
Size

187KB
MD5

9d97dbeab67239eb53ba9a2ca3531da1
SHA1

e2012b6fce5a59970aaf6889ed54ec7eb7d9f651
SHA256

709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3
SHA512

fb7a7246ab9b8ae754710fdd61a29138af9311fd701cee55cb29097a11b2b7f854c30a585b8b5016441aa893b04bc6ef32d5c8084f83306c55e1f32dd5b97007
SSDEEP

1536:fssWlyRxedIzWNK4oKhF4xN24jlDk1SG1kSAYWn5cZRhnTNKX1q0tX+qsO9yCbxz:EsWgeIyO0WXXn5U9gXsGOq99yGYNuTF

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
2824	2708	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	709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2824	2708	709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe	30
PID 2708 wrote to memory of 2824	2708	709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe	30
PID 2708 wrote to memory of 2824	2708	709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe	30
PID 2708 wrote to memory of 2824	2708	709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe	30

C:\Users\Admin\AppData\Local\Temp\709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe
"C:\Users\Admin\AppData\Local\Temp\709bc7fcb3376403a5cc5b43c1088ad5723f5d05df75c8664e408d1c0adc3df3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 136
  2⤵
  - Program crash
  PID:2824

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

Replay Monitor

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Downloads

memory/2708-1-0x0000000000760000-0x0000000000860000-memory.dmp

Filesize
1024KB

Download
memory/2708-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2708-3-0x0000000000400000-0x0000000000594000-memory.dmp

Filesize
1.6MB

Download