smokeloader | f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3

Analysis

max time kernel
140s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
01-05-2024 23:53

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General

Target

f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe
Size

261KB
MD5

d4a824b455f581031c959f4431977e94
SHA1

85dd7d196e585c1c1d2d28ce4bbe4647da079588
SHA256

f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3
SHA512

3e377db899365a4f48bbab1e97ccceaf6284551616ad8f1bf2af65478d28500ce4b1a1cd798968fc13934bf324e1aaecd5223a6a59cf035f4145bf3baf2ccb07
SSDEEP

3072:jfiqHnFC8bq8sb+UAi21LiFOMQy5BJ6pLg1T/dO:jfiqHnFDg+xfpmJrt/w

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

1824 5028 WerFault.exe f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe

pid	pid_target	process	target process
1824	5028	WerFault.exe	f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.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:

f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe

C:\Users\Admin\AppData\Local\Temp\f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe
"C:\Users\Admin\AppData\Local\Temp\f9be6fbe073f8e75344c62adff1a729494acafa18ea7c778cd0b3177a77de0f3.exe"
1⤵
- Checks SCSI registry key(s)
PID:5028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 352
2⤵
- Program crash
PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5028 -ip 5028
1⤵
PID:3804

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/5028-1-0x0000000002C80000-0x0000000002D80000-memory.dmp

Filesize
1024KB

Download
memory/5028-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5028-2-0x0000000002C60000-0x0000000002C6B000-memory.dmp

Filesize
44KB

Download
memory/5028-4-0x0000000000400000-0x0000000002AFF000-memory.dmp

Filesize
39.0MB

Download