smokeloader | 7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e

Analysis

max time kernel
291s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
18-04-2024 22:46

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General

Target

7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe
Size

319KB
MD5

b3316f86c6b6295b3f9fcb0a2a36803f
SHA1

2769a937f0b048446847c7baf741a96387555da4
SHA256

7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e
SHA512

6157eb3557b2ee26d59f057458d89feb12fd84d47166844bb42641888ec2ed96297c75d3dd4bca057f1257b7e1d527da59ffd78ad8e53c75a2bed4893caf4110
SSDEEP

3072:qf9l4yMA2hubsyO+xcyaBOxWU4pTQLlKWxp/UqFk1NZbvrKpftYVdVLb8U:qFl4yMAn8RU4VQhKwp/U9N9vrM6VL9

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

956 2836 WerFault.exe 7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe

pid	pid_target	process	target process
956	2836	WerFault.exe	7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe

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:

7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe

C:\Users\Admin\AppData\Local\Temp\7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe
"C:\Users\Admin\AppData\Local\Temp\7504e9a4776b47f2efd082066eee2ac795fca4398d8ee85b6af6af217c0e583e.exe"
1⤵
- Checks SCSI registry key(s)
PID:2836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 500
2⤵
- Program crash
PID:956

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2836-1-0x0000000000580000-0x0000000000680000-memory.dmp

Filesize
1024KB

Download
memory/2836-2-0x00000000001E0000-0x00000000001EB000-memory.dmp

Filesize
44KB

Download
memory/2836-3-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2836-6-0x0000000000580000-0x0000000000680000-memory.dmp

Filesize
1024KB

Download