smokeloader | f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/11/2024, 07:54

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General

Target

f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe
Size

288KB
MD5

fc3d36781201eb05af9e612e5495e69d
SHA1

90e9db052c777aa32b74b05097f3c637d0b2b0bf
SHA256

f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f
SHA512

0efaada4139aed86537089b6bedca2190542477decf5753f4eea9c7e307f2b333cba2cada82ccf861680cd9be1afe0168e260a2c8de280690e20a038b7dc6f6b
SSDEEP

3072:a2TWDGspaxL9Phy6f5R1/Uv2toehWLWDRkHSJRN88eLnv9Zv2+8U9SkEqwi:uqgSLPy6fNU2XrkynTUhh8UIkEq

Score

10^/10

smokeloader 2023 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

2023

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
4924	588	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	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.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	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe

C:\Users\Admin\AppData\Local\Temp\f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe
"C:\Users\Admin\AppData\Local\Temp\f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:588
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 588 -s 352
  2⤵
  - Program crash
  PID:4924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 588 -ip 588
1⤵
PID:2788

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/588-2-0x00000000004F0000-0x00000000004F9000-memory.dmp

Filesize
36KB

Download
memory/588-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/588-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/588-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/588-5-0x00000000004F0000-0x00000000004F9000-memory.dmp

Filesize
36KB

Download
memory/588-4-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download