smokeloader | 81283d1c479e8d73a5aafb2310740f2e31d89d16fd837e5a889804393453d3f9

Analysis

max time kernel
150s
max time network
151s
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 14:29

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General

Target

f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe
Size

169KB
MD5

427b0cb40c5039325a96d5e0f48aba16
SHA1

75b3bd73150caccaed78926373fe873e1a32a703
SHA256

f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b
SHA512

3bd7d5a279edac593af69b399d845d8196a35664f511054c8d9b91bf3f9602ca7fd699fdd15c2dd0bfadca74c602947f64554dc1f2e8053d548dae81a1c5faaa
SSDEEP

3072:laLBauFa7VdmaiGtnIBBbExLQRiH5K/vrGL:ALBaHnZ6Nb

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

4520 3156 WerFault.exe f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe

pid	pid_target	process	target process
4520	3156	WerFault.exe	f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.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:

f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe

C:\Users\Admin\AppData\Local\Temp\f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe
"C:\Users\Admin\AppData\Local\Temp\f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe"
1⤵
- Checks SCSI registry key(s)
PID:3156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 352
2⤵
- Program crash
PID:4520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3156 -ip 3156
1⤵
PID:4512

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/3156-1-0x0000000002D70000-0x0000000002E70000-memory.dmp

Filesize
1024KB

Download
memory/3156-2-0x0000000002B50000-0x0000000002B5B000-memory.dmp

Filesize
44KB

Download
memory/3156-3-0x0000000000400000-0x0000000002B02000-memory.dmp

Filesize
39.0MB

Download