smokeloader | a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba

Analysis

max time kernel
292s
max time network
254s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01-05-2024 23:39

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General

Target

a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe
Size

174KB
MD5

df469e0a98c5be3dbbdee404268d491a
SHA1

17951c7c3b3dbb7769efa595298ac0183e000c77
SHA256

a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba
SHA512

8c90c9e5b57a854b38600946659d39519a222d5cc36008ef9617df74719e662d66445ca223cff7feffabbb50ecad6028d06d436c5d8fdb349b6bf9ddd1128dfc
SSDEEP

1536:+ngptcHx6TyxkuM39m/wrut+8IGA/75IVL0tQlfYvm/ivedMzcfknx9Xb5Wyq9R9:+nZZBMtjruMGA/lxtbvma2dGTb5Wyq9

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

500 4472 WerFault.exe a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe

pid	pid_target	process	target process
500	4472	WerFault.exe	a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.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:

a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe

C:\Users\Admin\AppData\Local\Temp\a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe
"C:\Users\Admin\AppData\Local\Temp\a48d767621acecbb12a31fbd4007a16e77e6a0155d255c056f2400d0b17cfeba.exe"
1⤵
- Checks SCSI registry key(s)
PID:4472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 492
2⤵
- Program crash
PID:500

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

Replay Monitor

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Downloads

memory/4472-1-0x0000000002C30000-0x0000000002D30000-memory.dmp

Filesize
1024KB

Download
memory/4472-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4472-2-0x0000000002B50000-0x0000000002B5B000-memory.dmp

Filesize
44KB

Download
memory/4472-4-0x0000000000400000-0x0000000002AE9000-memory.dmp

Filesize
38.9MB

Download
memory/4472-7-0x0000000002C30000-0x0000000002D30000-memory.dmp

Filesize
1024KB

Download