smokeloader | b7c226784d87fd02de003567bc145cd42d4a0b80e2013a359f034cf12267ab4e

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 06:49

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General

Target

leal.exe
Size

13KB
MD5

ba95440d34e9b234431a2544d2da4cf8
SHA1

6c7d8e4a9fc4f430a034c240912ba7ab391fd93f
SHA256

b7c226784d87fd02de003567bc145cd42d4a0b80e2013a359f034cf12267ab4e
SHA512

e390f04067017650579ddbcb09a1d8d74c89a20d0859b46054c73761f28e9698f8010a294e279284a2f318bc5fe9324ec4037e7da5bc0ef87a3043bc494fd7c7
SSDEEP

192:vBAlEMZWAY5nCtCY61l40CMvPSohzWLz5xWfgOQ/muu/d5THm4Ot2OO:JAnLAXNy/m3/bTK2O

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Version

2017

http://dogewareservice.ru/

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
2780	2076	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	leal.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2076	leal.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2780	2076	leal.exe	30
PID 2076 wrote to memory of 2780	2076	leal.exe	30
PID 2076 wrote to memory of 2780	2076	leal.exe	30
PID 2076 wrote to memory of 2780	2076	leal.exe	30

C:\Users\Admin\AppData\Local\Temp\leal.exe
"C:\Users\Admin\AppData\Local\Temp\leal.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 260
  2⤵
  - Program crash
  PID:2780

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/2076-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2076-1-0x0000000000030000-0x000000000003A000-memory.dmp

Filesize
40KB

Download
memory/2076-2-0x0000000000030000-0x000000000003A000-memory.dmp

Filesize
40KB

Download
memory/2076-4-0x0000000000030000-0x000000000003A000-memory.dmp

Filesize
40KB

Download
memory/2076-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download