smokeloader | 28693f1f77415f89bf72dd7e8f6394ff8fbdd97830b3c7e8fd1e0459599853d3

Analysis

max time kernel
100s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13/08/2024, 22:28

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General

Target

f9bc58ad1d4718d602a2d47d1fa75230N.exe
Size

408KB
MD5

f9bc58ad1d4718d602a2d47d1fa75230
SHA1

efa48154d1a2f54d10e38fbff28421f05d9b4fab
SHA256

28693f1f77415f89bf72dd7e8f6394ff8fbdd97830b3c7e8fd1e0459599853d3
SHA512

b71047eda5fbc8f5257bfd06c08fad60a7ee50d6a5d803fbb1b57cb5daad2f3c119434ee3deb54f2941d79808ff49c7afdcefaec68ca81cec11b7581d59f6c04
SSDEEP

6144:R1pxnj5q0rAdQjnbbrGhgMOGjCMo/lwzXGRXaqMaMVX6QLNTj:R1pxjNrAdybbrXLr2zXGBRMJdj

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
2300	3544	WerFault.exe	84

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	f9bc58ad1d4718d602a2d47d1fa75230N.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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9bc58ad1d4718d602a2d47d1fa75230N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9bc58ad1d4718d602a2d47d1fa75230N.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f9bc58ad1d4718d602a2d47d1fa75230N.exe

C:\Users\Admin\AppData\Local\Temp\f9bc58ad1d4718d602a2d47d1fa75230N.exe
"C:\Users\Admin\AppData\Local\Temp\f9bc58ad1d4718d602a2d47d1fa75230N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3544
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 464
  2⤵
  - Program crash
  PID:2300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3544 -ip 3544
1⤵
PID:2012

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/3544-1-0x0000000002940000-0x0000000002A40000-memory.dmp

Filesize
1024KB

Download
memory/3544-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3544-2-0x0000000002920000-0x000000000292B000-memory.dmp

Filesize
44KB

Download
memory/3544-4-0x0000000000400000-0x0000000002850000-memory.dmp

Filesize
36.3MB

Download