smokeloader | f79bfed1e3eae67b8592545fb460c4ddfdd7665f43ba341701f1d26f8f869869

Analysis

max time kernel
133s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 17:33

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General

Target

b46d86589be0862a67bff722019c8a2e.exe
Size

230KB
MD5

b46d86589be0862a67bff722019c8a2e
SHA1

870256ce6fd74b6c6d4ac99bee6f69830b972291
SHA256

f79bfed1e3eae67b8592545fb460c4ddfdd7665f43ba341701f1d26f8f869869
SHA512

f3e40e2be05457aca7c4b4f5b4e832c3cebf79d0f1a4c45a592fcaf510204c1c4a47c3366f0e091033097313e8a20bc6cbcc07481c27b354b7cad9b255a3377d
SSDEEP

3072:Ze+AaqEL7QUs2OLwX6dGN8X+9x6tOLzNEHRxnFFSf9M/h3qpZa9uD6VdyhkEzRv4:xAaJ8zdEP9Tz2HF81rwVfEz

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
Smokeloader family
smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2008 1088 WerFault.exe b46d86589be0862a67bff722019c8a2e.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:

b46d86589be0862a67bff722019c8a2e.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b46d86589be0862a67bff722019c8a2e.exe

pid	pid_target	process	target process
2008	1088	WerFault.exe	b46d86589be0862a67bff722019c8a2e.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b46d86589be0862a67bff722019c8a2e.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:

b46d86589be0862a67bff722019c8a2e.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b46d86589be0862a67bff722019c8a2e.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b46d86589be0862a67bff722019c8a2e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b46d86589be0862a67bff722019c8a2e.exe

C:\Users\Admin\AppData\Local\Temp\b46d86589be0862a67bff722019c8a2e.exe
"C:\Users\Admin\AppData\Local\Temp\b46d86589be0862a67bff722019c8a2e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1088
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 352
  2⤵
  - Program crash
  PID:2008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1088 -ip 1088
1⤵
PID:2500

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/1088-3-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1088-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1088-1-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/1088-4-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/1088-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download