smokeloader | 988dc2055d4448baef0e0312b3d64448094f3bfa018849175778b2e720cd02a0

Analysis

max time kernel
119s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 13:14

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General

Target

4d4a4bb6e3e735176db24307fce734b0N.exe
Size

216KB
MD5

4d4a4bb6e3e735176db24307fce734b0
SHA1

c3ea6253b93655af4c42a5933aec13b797c4ca12
SHA256

988dc2055d4448baef0e0312b3d64448094f3bfa018849175778b2e720cd02a0
SHA512

367a3b6e1e196454cb22995e7426ade8dd0d13ba56db79f9328e599fc609be1fdb5d498609dfe926e7c2e6b94b6e4520d435a3f35e153fb35e53e067d25f2886
SSDEEP

3072:30LxvdrLtwByH8VIWH/B8UIl22IfGjYq5ioZ3c:wvdOsH8VIWmB1h

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2132	3728	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d4a4bb6e3e735176db24307fce734b0N.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4d4a4bb6e3e735176db24307fce734b0N.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4d4a4bb6e3e735176db24307fce734b0N.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4d4a4bb6e3e735176db24307fce734b0N.exe

C:\Users\Admin\AppData\Local\Temp\4d4a4bb6e3e735176db24307fce734b0N.exe
"C:\Users\Admin\AppData\Local\Temp\4d4a4bb6e3e735176db24307fce734b0N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3728
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 460
  2⤵
  - Program crash
  PID:2132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3728 -ip 3728
1⤵
PID:3748

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3728-1-0x0000000000760000-0x0000000000860000-memory.dmp

Filesize
1024KB

Download
memory/3728-2-0x00000000006F0000-0x00000000006FB000-memory.dmp

Filesize
44KB

Download
memory/3728-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3728-4-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3728-5-0x00000000006F0000-0x00000000006FB000-memory.dmp

Filesize
44KB

Download
memory/3728-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download