smokeloader | d5bba713d11ebbb7a91be59dae0f2d4b818897fe756b854dfe40babe7664c173

Analysis

max time kernel
131s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26-06-2024 07:18

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General

Target

e1b59d2805b38262b9967bce3e719dbf.exe
Size

317KB
MD5

e1b59d2805b38262b9967bce3e719dbf
SHA1

4081416cfaa76941981c34518d45b60e8d4b2013
SHA256

d5bba713d11ebbb7a91be59dae0f2d4b818897fe756b854dfe40babe7664c173
SHA512

bcea30a8f2a10aed0e2c97133734a34a850c18ee9447966ed8cdae8bbf72b98ebd2703a7cadf53b8991ef5eb3047d871242e990a4b7baf00eda8ca5f5f7dda35
SSDEEP

3072:uuRL5Z0OG4ZT2jqCXr+9P9TlHp5Sn5ma9l2MyM8MITIk:7L/0ZkT22e6FTlHTShgMBk

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

2716 416 WerFault.exe e1b59d2805b38262b9967bce3e719dbf.exe

pid	pid_target	process	target process
2716	416	WerFault.exe	e1b59d2805b38262b9967bce3e719dbf.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:

e1b59d2805b38262b9967bce3e719dbf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1b59d2805b38262b9967bce3e719dbf.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1b59d2805b38262b9967bce3e719dbf.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1b59d2805b38262b9967bce3e719dbf.exe

C:\Users\Admin\AppData\Local\Temp\e1b59d2805b38262b9967bce3e719dbf.exe
"C:\Users\Admin\AppData\Local\Temp\e1b59d2805b38262b9967bce3e719dbf.exe"
1⤵
- Checks SCSI registry key(s)
PID:416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 416 -s 476
2⤵
- Program crash
PID:2716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 416 -ip 416
1⤵
PID:1692

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1036,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=3948 /prefetch:8
1⤵
PID:4492

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/416-1-0x0000000002520000-0x0000000002620000-memory.dmp

Filesize
1024KB

Download
memory/416-2-0x00000000024D0000-0x00000000024DB000-memory.dmp

Filesize
44KB

Download
memory/416-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/416-4-0x0000000000400000-0x000000000236B000-memory.dmp

Filesize
31.4MB

Download