smokeloader | cfe2d63a056b79f593794c66db3cfe012a75cf3e248725c63cccaefce067a446

Analysis

max time kernel
95s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 13:44

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General

Target

b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90.exe
Size

260KB
MD5

f1977f3867bf6514ae9af1025e884b21
SHA1

653b87c8115032e42dbaa38ec5899ac792d9a283
SHA256

b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90
SHA512

07c88097ff737f3fac6c7da2685d9c817c5383de3bcce5ad8e686bff666ae9f9504e7c7bbdbdc9660602c10225af6e42f9c3b5242f4c7b6bcd0d019e2710b99d
SSDEEP

3072:uk/CB8DkKLnHTurz5m7YTbCk6kPT8AqdCTCTU7/bYAVzBJhZYccAP4JfXM/h3:nCBqTLHTXET+UT8AOCTJ/E2TYKP4JfX

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
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3240	1780	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	b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90.exe

C:\Users\Admin\AppData\Local\Temp\b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90.exe
"C:\Users\Admin\AppData\Local\Temp\b6dc43a263d36023ac7f1c619f5a5549c1959251b0863cb5f601a221a795be90.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1780
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 352
  2⤵
  - Program crash
  PID:3240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1780 -ip 1780
1⤵
PID:792

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/1780-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1780-1-0x0000000002CD0000-0x0000000002DD0000-memory.dmp

Filesize
1024KB

Download
memory/1780-3-0x0000000000400000-0x0000000002C2F000-memory.dmp

Filesize
40.2MB

Download
memory/1780-4-0x0000000000400000-0x0000000002C2F000-memory.dmp

Filesize
40.2MB

Download
memory/1780-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download