smokeloader | f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a

Analysis

max time kernel
140s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
01-05-2024 04:52

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General

Target

f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe
Size

184KB
MD5

e60e4e3702dfbfbf06ad2ed24bc4b7f6
SHA1

f7aaba04114be4f91e636b7df148be32224ea802
SHA256

f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a
SHA512

55954e5c5d5998db84b83fc2b69532e7d5bda96ab67fc368dd42a890aeee127d8f42cbd95af6ff4c8e6eccda4d6397fac7a429031375d30fd5b025e03b47d58e
SSDEEP

1536:k4RMiYFL1fic3lY8H14skwCIQw2YFhdBMgWQd6bGbAa+b2YuKP5hxOqnirXuCECR:AYI40CghXMZVwMb2YbP5huGU

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

2260 3876 WerFault.exe f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe

pid	pid_target	process	target process
2260	3876	WerFault.exe	f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.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:

f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe

C:\Users\Admin\AppData\Local\Temp\f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe
"C:\Users\Admin\AppData\Local\Temp\f19ec3de2978979feb045fe91b8d3c61402c3bab47aad295c7ae3a7f2d40237a.exe"
1⤵
- Checks SCSI registry key(s)
PID:3876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 352
2⤵
- Program crash
PID:2260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3876 -ip 3876
1⤵
PID:4652

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

memory/3876-1-0x0000000002E10000-0x0000000002F10000-memory.dmp

Filesize
1024KB

Download
memory/3876-2-0x0000000002D50000-0x0000000002D5B000-memory.dmp

Filesize
44KB

Download
memory/3876-3-0x0000000000400000-0x0000000002AEC000-memory.dmp

Filesize
38.9MB

Download