smokeloader | b345837f715e01b665013e73e39531ae6849b4d73f0b619eb3ebd8f26d79b43e

Analysis

max time kernel
147s
max time network
156s
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 13:02

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General

Target

fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe
Size

223KB
MD5

516547ec4cca7f8038998b6f3c9d95b2
SHA1

41dbc19f9f6ce4279bfbef5e05ae7acb28771f8c
SHA256

fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b
SHA512

4a651372fe7d9e29ac20ce6da21985bd2b48d7d96f72e4421ad0046ab65571a4e94df3fa5be01532e48e57a1316783f0e07578c58b29e7a791f7c38e1e0bc844
SSDEEP

3072:nRgqc0TaB1K9OXUr/EtJklTVPuAuqmNDghM/Aqe2+V6eC2OiH:nDc0T81K9YUBVPSj83qZ+V64

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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

2448 1768 WerFault.exe fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe

pid	pid_target	process	target process
2448	1768	WerFault.exe	fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.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:

fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe

C:\Users\Admin\AppData\Local\Temp\fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe
"C:\Users\Admin\AppData\Local\Temp\fd602cbf605a4f9baffac0737c13291635ad0019567db051809d5bf8823dce5b.exe"
1⤵
- Checks SCSI registry key(s)
PID:1768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1768 -s 464
2⤵
- Program crash
PID:2448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1768 -ip 1768
1⤵
PID:2964

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

Replay Monitor

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Downloads

memory/1768-1-0x0000000000810000-0x0000000000910000-memory.dmp

Filesize
1024KB

Download
memory/1768-2-0x00000000007E0000-0x00000000007EB000-memory.dmp

Filesize
44KB

Download
memory/1768-3-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download