smokeloader | 321293520c5b5b4044b24636e1aef7ccaa66043627d146537686f79090d188da

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:35

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General

Target

e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe
Size

174KB
MD5

2c2fdb991ab12758904aab7be09bcfd5
SHA1

3c725651b8100a308e4eda2c8c90453651e85f60
SHA256

e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8
SHA512

55f4f8271c2607fc5eb139e5f4c4614af831c5cd6412faba50fe2272a07df0037d4cc48f2dd1e054e8eaf5a26a3b214aaa5bbcb684806f201f6b626229af0b35
SSDEEP

3072:Br/8IoHLl9TiZu5n/sR38sir75iHjk1svpNqbVY+9sC0xo:ZSLl9TiZulJhiHjky0B+C

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
1524	2544	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	e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 1524	2544	e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe	31
PID 2544 wrote to memory of 1524	2544	e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe	31
PID 2544 wrote to memory of 1524	2544	e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe	31
PID 2544 wrote to memory of 1524	2544	e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe	31

C:\Users\Admin\AppData\Local\Temp\e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe
"C:\Users\Admin\AppData\Local\Temp\e265fee335ec560542f524b6d9177b7918b3cee4f7f22a13d0e2bdd344d23bb8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 136
  2⤵
  - Program crash
  PID:1524

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/2544-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/2544-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2544-3-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download