smokeloader | ce39271335727cb252102e59f53dedb8880fb3dca8f597bdf7e5d35c6d605de0

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2024 23:51

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General

Target

8320df18fc9660f3a4dcaa29b3707847.exe
Size

269KB
MD5

8320df18fc9660f3a4dcaa29b3707847
SHA1

1ec0afcceae9b6b0a771f28002b3617d45d5ab56
SHA256

ce39271335727cb252102e59f53dedb8880fb3dca8f597bdf7e5d35c6d605de0
SHA512

a4a47b83fa644bb403cf2cf43cda6357ce6149d874ee7549b6d0ba02e8bd31e3128f6546ea7ed1a225ac3df70e3eb50848fdc859542c2f670f71f780a408017b
SSDEEP

3072:O9PTmSohCYWK7JSuGdngqp7U+L5ACyxF9Dav3xvZtWluUCIqzpjAqMi:gYhcOIuGdngq58/4JZoluVIqzpjAqh

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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

2124 2004 WerFault.exe 8320df18fc9660f3a4dcaa29b3707847.exe
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

Processes:

8320df18fc9660f3a4dcaa29b3707847.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8320df18fc9660f3a4dcaa29b3707847.exe

pid	pid_target	process	target process
2124	2004	WerFault.exe	8320df18fc9660f3a4dcaa29b3707847.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8320df18fc9660f3a4dcaa29b3707847.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:

8320df18fc9660f3a4dcaa29b3707847.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8320df18fc9660f3a4dcaa29b3707847.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8320df18fc9660f3a4dcaa29b3707847.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8320df18fc9660f3a4dcaa29b3707847.exe

C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe
"C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2004
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 352
  2⤵
  - Program crash
  PID:2124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2004 -ip 2004
1⤵
PID:4408

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

Replay Monitor

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Downloads

memory/2004-1-0x0000000002B70000-0x0000000002C70000-memory.dmp

Filesize
1024KB

Download
memory/2004-2-0x0000000004890000-0x000000000489B000-memory.dmp

Filesize
44KB

Download
memory/2004-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2004-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2004-5-0x0000000004890000-0x000000000489B000-memory.dmp

Filesize
44KB

Download
memory/2004-4-0x0000000000400000-0x0000000002B48000-memory.dmp

Filesize
39.3MB

Download