smokeloader | 9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15

Analysis

max time kernel
149s
max time network
157s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
12-05-2024 07:56

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General

Target

9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe
Size

241KB
MD5

b46ebd6e43ff803d40666c1c2f85c32f
SHA1

c9601fbca28b160103d0323d1f9bdc819955aa8d
SHA256

9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15
SHA512

ab5f7a1938976f6e82851fca53f943ba74784272be166abb61ba3c630e1f252b222e9072ca41d74e83f07cdfd56511265bc6c348aa9ccaa76ed229ad191e5cfa
SSDEEP

3072:qMZuV9fK7e5LZ/pP3P6LRfW+Xx0V8JLe2ATpkbfG+nqXQCYQJ03iTReGjLuMGgql:qLKwtSBWAlNAT2beQCYQJ0SHuRlyj

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

3288 4624 WerFault.exe 9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe

pid	pid_target	process	target process
3288	4624	WerFault.exe	9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.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:

9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe

C:\Users\Admin\AppData\Local\Temp\9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe
"C:\Users\Admin\AppData\Local\Temp\9f65917bbff339bc90f945fd203bc523484cedec018a480206a2cf35f9f91b15.exe"
1⤵
- Checks SCSI registry key(s)
PID:4624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 384
2⤵
- Program crash
PID:3288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4624 -ip 4624
1⤵
PID:3056

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

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Downloads

memory/4624-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4624-2-0x0000000000980000-0x000000000098B000-memory.dmp

Filesize
44KB

Download
memory/4624-1-0x00000000009A0000-0x0000000000AA0000-memory.dmp

Filesize
1024KB

Download
memory/4624-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4624-4-0x0000000000400000-0x0000000000794000-memory.dmp

Filesize
3.6MB

Download