smokeloader | 6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c

Analysis

max time kernel
147s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
12-05-2024 08:51

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General

Target

6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe
Size

240KB
MD5

a4c6e4d0eca38cdd70eaa3f9a20f030c
SHA1

ccea1c6371fa88bd2ebe3c56d321e4cb931b0c4b
SHA256

6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c
SHA512

78a9e71c3e49e8bb62f8efd47f60c61d4d1366666d682d90274e27dee49cb450f1210ca4d6bf5b55b9ab1ffd1c53bb8c086e1a71fc2e757044029bf550b2adfe
SSDEEP

3072:zk++qmoe3Fm7X9pgViMsGW+amEFiIT5De9rqpXoCj5fjQx4rBrQOoqjR6mJN6:zmkOocWCIdS9OpXok5bAOVRD

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

3552 4628 WerFault.exe 6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe

pid	pid_target	process	target process
3552	4628	WerFault.exe	6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.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:

6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe

C:\Users\Admin\AppData\Local\Temp\6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe
"C:\Users\Admin\AppData\Local\Temp\6f08fe6b9aa1a010730880f4ad0134000a5a61caddace0cf6f83f1f2d56bb43c.exe"
1⤵
- Checks SCSI registry key(s)
PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 384
2⤵
- Program crash
PID:3552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4628 -ip 4628
1⤵
PID:3368

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/4628-2-0x00000000024A0000-0x00000000024AB000-memory.dmp

Filesize
44KB

Download
memory/4628-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4628-1-0x0000000000940000-0x0000000000A40000-memory.dmp

Filesize
1024KB

Download
memory/4628-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4628-4-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download