smokeloader | 58195ded048a529b594c7c15cba762aa6052ac34e074e9b9650461a1df824bbd

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
08-11-2024 13:21

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General

Target

f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe
Size

232KB
MD5

612690d2d2a6c5aec8e5b623e2c390cf
SHA1

8f05ab45296839473b91afd9f4ad158f6bd1c2ba
SHA256

f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce
SHA512

894691078f834e5038c03ab32d46fee12719af18357c48cdd9b511c196828b9e64d8d10a563aac7693eb024fd968fcb2085af03b9072acf7eb58bb9f0888f88c
SSDEEP

3072:sl8NLawRLUhJ5hX6YMnfaJJZ4s2/nIVzW+5SeAddxZtJ/SRLjw7RkxmJZs:tLFRLk7J/4BEW+ce6dxPJ/SZGymI

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

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
4420	2424	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

Processes:

f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.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

Processes:

f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe

C:\Users\Admin\AppData\Local\Temp\f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe
"C:\Users\Admin\AppData\Local\Temp\f03cfa30317eefbc658e645242cf7be5a3d012cc26d91f04284b80127d07b6ce.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2424
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 356
  2⤵
  - Program crash
  PID:4420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2424 -ip 2424
1⤵
PID:4044

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/2424-1-0x0000000000680000-0x0000000000780000-memory.dmp

Filesize
1024KB

Download
memory/2424-2-0x00000000004E0000-0x00000000004E9000-memory.dmp

Filesize
36KB

Download
memory/2424-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2424-4-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2424-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2424-5-0x00000000004E0000-0x00000000004E9000-memory.dmp

Filesize
36KB

Download