smokeloader | 1d2a7370db115257837e0b95477bf14d013eb858e1065a1f9193c37523a3dc33

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 13:23

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General

Target

53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe
Size

316KB
MD5

53801a0bcd9199d21c20df467beee881
SHA1

1c0b7ebe21c9abac3416ed32b1238c8607090f4d
SHA256

53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c
SHA512

e1a33b9d0c075e14589bf1753b711fac586a353ea798c9236d21d7c3cbb1e4de23343a123a1fcf903153f955d1b8b2a6614c6803ee23946914c741889b8ba1b4
SSDEEP

3072:z0iD5S2RZihP2+ccK+EXWkDo/jXnKw3MrMhLv1tmoL7XMwY1olXM4Q6d:FHON2ZW9n3M6vN7ZYi

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

4712 1948 WerFault.exe 53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe

pid	pid_target	process	target process
4712	1948	WerFault.exe	53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.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:

53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe

C:\Users\Admin\AppData\Local\Temp\53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe
"C:\Users\Admin\AppData\Local\Temp\53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c.exe"
1⤵
- Checks SCSI registry key(s)
PID:1948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 356
2⤵
- Program crash
PID:4712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1948 -ip 1948
1⤵
PID:3204

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

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Downloads

memory/1948-1-0x0000000002DC0000-0x0000000002EC0000-memory.dmp

Filesize
1024KB

Download
memory/1948-2-0x0000000000400000-0x0000000002D4D000-memory.dmp

Filesize
41.3MB

Download
memory/1948-3-0x0000000002DB0000-0x0000000002DBB000-memory.dmp

Filesize
44KB

Download