smokeloader | 7f9957556f601f52155a40cc9835c10b38778372108d9a70e1e870c70d15863a

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 13:40

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General

Target

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
Size

136KB
MD5

1bc8dd1a5e08a1dcaeefb1a03f5c71eb
SHA1

9fbb0b46be6b7b0d60841f6c4d6940cdd1b4b08e
SHA256

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5
SHA512

5e8d3d808445684b08ec6e4b15d1a701c40bc80fb7d878695970a73f06fd318f6a812c7254dd7d61f74c1c36a0a989894dc80234374d9fc914142adcd9f6bc40
SSDEEP

1536:Y3HKFCXebMDnye3MtblERG2DnWQZWSqaiWz5AAm7FcNLuAfyEDyIEpovc29OhSc4:iHKCXeC3VdZWS5ijAm7FcUMyIrjksE

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Downloads MZ/PE file
Deletes itself 1 IoCs

Processes:

pid process

1200

pid	process
1200

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

pid	process
1964	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
1964	30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

pid process

1964 30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exe

description	pid	process	target process
PID 1200 wrote to memory of 2664	1200		cmd.exe
PID 1200 wrote to memory of 2664	1200		cmd.exe
PID 1200 wrote to memory of 2664	1200		cmd.exe
PID 2664 wrote to memory of 2752	2664	cmd.exe	reg.exe
PID 2664 wrote to memory of 2752	2664	cmd.exe	reg.exe
PID 2664 wrote to memory of 2752	2664	cmd.exe	reg.exe

C:\Users\Admin\AppData\Local\Temp\30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe
"C:\Users\Admin\AppData\Local\Temp\30845b56fd4b84afa4212a7c5130b4ee2c07924524c357ea21d4b79ef21fd2f5.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1964

C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\646E.bat" "
1⤵
- Suspicious use of WriteProcessMemory
PID:2664

C:\Windows\system32\reg.exe
reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
2⤵
PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\646E.bat
Filesize
77B

MD5
55cc761bf3429324e5a0095cab002113

SHA1
2cc1ef4542a4e92d4158ab3978425d517fafd16d

SHA256
d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a

SHA512
33f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155

Download Submit
memory/1200-4-0x0000000002D40000-0x0000000002D56000-memory.dmp

Filesize
88KB

Download
memory/1964-1-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/1964-2-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/1964-3-0x0000000000400000-0x0000000000817000-memory.dmp

Filesize
4.1MB

Download
memory/1964-5-0x0000000000400000-0x0000000000817000-memory.dmp

Filesize
4.1MB

Download