smokeloader | 32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789

Analysis

max time kernel
133s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 14:10

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General

Target

32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789.exe
Size

258KB
MD5

5349f9239d23a8dc04d8775a9175bab3
SHA1

ed9e906f57482ed8990f9a7882275e76de4e0302
SHA256

32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789
SHA512

d7b277381fa823424f2e59cffd64731cfd50d233e7059a0b6d93c087c706068bc4bac96d2faa7f866292313e74ed46cb8a7ee088e0e156a07a39230b1ec75c09
SSDEEP

3072:AzB+cLJp4QocyjPwSLYwYm5FtyYBv5fTfCT7LwKbKHr:QBy0S0wYm5FdbKrD2H

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
4424	4736	WerFault.exe	82

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	32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789.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	32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789.exe

C:\Users\Admin\AppData\Local\Temp\32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789.exe
"C:\Users\Admin\AppData\Local\Temp\32440998fb4bcf9a9e74569d159e8f35ed3c8488a4c95609d997f773a11f4789.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 352
  2⤵
  - Program crash
  PID:4424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4736 -ip 4736
1⤵
PID:372

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/4736-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/4736-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4736-3-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4736-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4736-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download