smokeloader | b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46

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
11-11-2024 08:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe
Size

377KB
MD5

b9f42d1d535ff907d683ea7bbf58ef34
SHA1

3117e78532266abf29d4780a88d44e9b87c29ad2
SHA256

b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46
SHA512

4f5717d5634c7183e56ba48068497f8161070144f04340a30db52c7b8a6479f292c3a2b195dcfbc5f2783f6159e9c2cd1bbc7ffaf45b0058cd3983c9767d0201
SSDEEP

6144:ru6rZozdLRxniPRwgs2m1s3BYhlhNhl7187fDWcoBlCVPrU4aV:ruOZKdNxnWBI1s3qhl/z7O+cWCj

Score

10^/10

smokeloader 2023 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

2023

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
3040	2696	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	b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 3040	2696	b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe	30
PID 2696 wrote to memory of 3040	2696	b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe	30
PID 2696 wrote to memory of 3040	2696	b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe	30
PID 2696 wrote to memory of 3040	2696	b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe	30

C:\Users\Admin\AppData\Local\Temp\b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe
"C:\Users\Admin\AppData\Local\Temp\b5d18b0e5a10547b8b4970fc47228b49931cbceacd79161e171666a4faecfc46.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 136
  2⤵
  - Program crash
  PID:3040

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

Loading Replay Monitor...

Downloads

memory/2696-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2696-2-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2696-1-0x00000000005C0000-0x00000000006C0000-memory.dmp

Filesize
1024KB

Download
memory/2696-4-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2696-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download