smokeloader | a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-08-2024 13:05

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General

Target

a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240.exe
Size

243KB
MD5

e4ddd3224672dff674c37e9bdfbb7f0c
SHA1

0126dcdbb9503411058647abbb9c624fe74ea6f1
SHA256

a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240
SHA512

cce9e29f29d1b9ba3be7207ce874de7254a6d50416a52b1407fa566674fa2417e5a193e4c5839ecaee65d337e274bc50a980e877a8905f0718cab751040b80f4
SSDEEP

3072:6SZRd8HyN4gUIUZ8SAmQoDW36wMqfGUeZ5QQ:SHySwbRFw0

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

pid	pid_target	Process	procid_target
4420	1180	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	a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240.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	a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240.exe

C:\Users\Admin\AppData\Local\Temp\a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240.exe
"C:\Users\Admin\AppData\Local\Temp\a4694d96492757ec3cdf6cacd0bb00714b811d45ecc8a6e495d3215e64650240.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1180
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 460
  2⤵
  - Program crash
  PID:4420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1180 -ip 1180
1⤵
PID:5084

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/1180-1-0x0000000000630000-0x0000000000730000-memory.dmp

Filesize
1024KB

Download
memory/1180-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1180-2-0x00000000005B0000-0x00000000005BB000-memory.dmp

Filesize
44KB

Download
memory/1180-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1180-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download