smokeloader | a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
19-05-2024 08:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe
Size

188KB
MD5

843754146d2c72fb332985f7a5cfab38
SHA1

a40a6fdfa57406c86bd2dc454f868a40a5a4e4df
SHA256

a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43
SHA512

2994c8475dcd8c5d82505111f1f3a43ba7c976a9c28b65892fe7f51d5b148981c73d8b971dedf9ec2fcac7c223509c2b61f6dd2129290812d7a9f414ffbeae70
SSDEEP

1536:Qei7HziSWtkjAIueNPuq5NG6UYfrie9oQlLTCWwZIy/9cWDScjj/rX5IDQc9j9e1:ImeP5NnUWxTsHaWDSm5ID

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

2232 3432 WerFault.exe a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe

pid	pid_target	process	target process
2232	3432	WerFault.exe	a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.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:

a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe

C:\Users\Admin\AppData\Local\Temp\a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe
"C:\Users\Admin\AppData\Local\Temp\a26ae7e4512744e5b4fd634374ab9ad4ba200a346ef5825b45f1db7caa416c43.exe"
1⤵
- Checks SCSI registry key(s)
PID:3432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3432 -s 384
2⤵
- Program crash
PID:2232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3432 -ip 3432
1⤵
PID:2424

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

Loading Replay Monitor...

Downloads

memory/3432-1-0x00000000020B0000-0x00000000021B0000-memory.dmp

Filesize
1024KB

Download
memory/3432-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3432-3-0x0000000000400000-0x0000000001F7A000-memory.dmp

Filesize
27.5MB

Download
memory/3432-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download