smokeloader | 9d7926dac81c4f7200c84298c7839162a2996339262f58bd815d2a94c380a151

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04-07-2024 18:56

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General

Target

file.exe
Size

187KB
MD5

e337b912b6816939b56c2c03859cabb4
SHA1

fbb4ad3e5c3cac638d075b1add6db11c55c50794
SHA256

9d7926dac81c4f7200c84298c7839162a2996339262f58bd815d2a94c380a151
SHA512

c10a4c025d7c57bb9b05e1dfeb691cfb603ffc4576a9e7d3124ae4f07ed476581ab279b1c2f5df2e56c6b876125181881730bbf77871d103a96cc2d0de3b0b91
SSDEEP

3072:VQ/oCSIn5XYG4cGuZVCIZiXuy3LN3IQDEkkNmWKNMnOn9nD:VQlx5TrZ9ZiXV32gNMS9

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

4244 4252 WerFault.exe file.exe

pid	pid_target	process	target process
4244	4252	WerFault.exe	file.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:

file.exe

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

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks SCSI registry key(s)
PID:4252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 464
2⤵
- Program crash
PID:4244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4252 -ip 4252
1⤵
PID:2328

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/4252-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4252-2-0x0000000002D50000-0x0000000002D5B000-memory.dmp

Filesize
44KB

Download
memory/4252-1-0x0000000002DB0000-0x0000000002EB0000-memory.dmp

Filesize
1024KB

Download
memory/4252-4-0x0000000000400000-0x0000000002BE7000-memory.dmp

Filesize
39.9MB

Download