smokeloader | a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d

Analysis

max time kernel
292s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
15-04-2024 04:57

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General

Target

a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe
Size

296KB
MD5

149fd2af87560517461896494348b0b5
SHA1

46236249a25cb2e763b7ef51183f816888fcd5b3
SHA256

a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d
SHA512

65f92c1d1d09084b5a17fa5860fab8187042df1ac07742d8acd814dbf7d6a8dcabc7eb979fafc22d282c7ed90675f6db18b8da94c5aff80b90193e475b9de86e
SSDEEP

3072:FseCPxLfW0ZwuKTLnDTL52XVMQ6BHVgXCjnoXnP5ZgSoz5iuj87:FEPxLFwXLHQXVB6BHVeMUnPRuj

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

4892 1300 WerFault.exe a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe

pid	pid_target	process	target process
4892	1300	WerFault.exe	a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.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:

a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe

C:\Users\Admin\AppData\Local\Temp\a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe
"C:\Users\Admin\AppData\Local\Temp\a28767af8137e72d25d10ecf309db3e2a6500b53e65930fb801a5eeb08970e7d.exe"
1⤵
- Checks SCSI registry key(s)
PID:1300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 492
2⤵
- Program crash
PID:4892

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/1300-1-0x0000000002C80000-0x0000000002D80000-memory.dmp

Filesize
1024KB

Download
memory/1300-2-0x0000000002D90000-0x0000000002D9B000-memory.dmp

Filesize
44KB

Download
memory/1300-3-0x0000000000400000-0x0000000002C2D000-memory.dmp

Filesize
40.2MB

Download
memory/1300-4-0x0000000000400000-0x0000000002C2D000-memory.dmp

Filesize
40.2MB

Download
memory/1300-6-0x0000000002C80000-0x0000000002D80000-memory.dmp

Filesize
1024KB

Download
memory/1300-7-0x0000000002D90000-0x0000000002D9B000-memory.dmp

Filesize
44KB

Download