smokeloader | 46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc

Analysis

max time kernel
92s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
21-05-2024 12:10

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General

Target

46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe
Size

180KB
MD5

904a4f1b4e35091000cac5330bc4a807
SHA1

78800bdbf10b1d894d650e44ec759abf5d531b79
SHA256

46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc
SHA512

ccac160d1954de79d6a9d2115f465564cb9ca41155c5dab2fe8968ed8422f825f8e2123cb1e505cb489cfe209ba00a0cd76fcb4a2a4734c7151d98838d2f0f23
SSDEEP

1536:O2E3q67wgr1jNoBP15nSRIKwvVvS/YwH7RoSf83qKEJSWG9bOAsaTfErptqjH5DF:0nVe5sww/YwbSqKEI7QAsoqp4H5gk

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

3868 856 WerFault.exe 46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe

pid	pid_target	process	target process
3868	856	WerFault.exe	46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.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:

46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe

C:\Users\Admin\AppData\Local\Temp\46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe
"C:\Users\Admin\AppData\Local\Temp\46de520f396e2c4f27c77f7398d2c6acedb525a687b76aa16a879a01474a68bc.exe"
1⤵
- Checks SCSI registry key(s)
PID:856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 384
2⤵
- Program crash
PID:3868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 856 -ip 856
1⤵
PID:3480

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

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Downloads

memory/856-2-0x0000000004050000-0x000000000405B000-memory.dmp

Filesize
44KB

Download
memory/856-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/856-1-0x00000000024E0000-0x00000000025E0000-memory.dmp

Filesize
1024KB

Download
memory/856-4-0x0000000000400000-0x000000000234A000-memory.dmp

Filesize
31.3MB

Download