smokeloader | ad00935f608b7f69aed4558fc2579345c611a536f8a5ca6756c1bd65c6e9931d

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:45

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General

Target

6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe
Size

260KB
MD5

9b8808042c38d9dcf2fde812022c977d
SHA1

1636f26de52796009338b301736396bac764bb21
SHA256

6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472
SHA512

2e4fc25e4a8eeb7eb775aba808115490dedc1c33332cd6c31b7902d638efa97e09b3cd3b6fe2479cb74ce56515af8bf2b2dce3c313565f84652c2adfb14cd67a
SSDEEP

3072:otzWymBhk5wLO45nPcz5KkzJ3qiDD7TtZH8250RAApMbkYyxJZM/h3:vymBO6Lv5nz6jDD7TTc250RAAakL9

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1780 set thread context of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.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	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe	29
PID 1780 wrote to memory of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe	29
PID 1780 wrote to memory of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe	29
PID 1780 wrote to memory of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe	29
PID 1780 wrote to memory of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe	29
PID 1780 wrote to memory of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe	29
PID 1780 wrote to memory of 2052	1780	6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe	29

C:\Users\Admin\AppData\Local\Temp\6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe
"C:\Users\Admin\AppData\Local\Temp\6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Users\Admin\AppData\Local\Temp\6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe
  "C:\Users\Admin\AppData\Local\Temp\6e66d55cd25699c37ecb1df293cec91b7d65b855dca2738e0a21fa9c9d75b472.exe"
  2⤵
  PID:2052

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/1780-5-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

Filesize
1024KB

Download
memory/1780-4-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2052-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2052-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2052-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2052-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2052-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download