smokeloader | d0f60f7bae076432f34c3cba6cc1d7680cb07cf8672c119d9663877917bca87c

Analysis

max time kernel
93s
max time network
149s
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 13:49

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General

Target

87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe
Size

260KB
MD5

c7e07f6687d3a0212c4dbb3cd55c632b
SHA1

b3f1979f6179c7525fc1aa5ebb9810fc15b0f619
SHA256

87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c
SHA512

c99878fc6d742bc5555d3bb14030a452263a18146de8978808f30eab8780b4f7f66829294e71900465877d6d5555f20fb6189a60a77f572c84a9b824e7513bc9
SSDEEP

3072:nXOyB4PKsFvLNXylt7n5ovscdM744HJk0w0qwMjjAsTZ42R953FM/h3R:Xn4PDFvLIt2u44pk0MIs142R95V8

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 972 set thread context of 4964	972	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.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	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.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	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 972 wrote to memory of 4964	972	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe	82
PID 972 wrote to memory of 4964	972	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe	82
PID 972 wrote to memory of 4964	972	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe	82
PID 972 wrote to memory of 4964	972	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe	82
PID 972 wrote to memory of 4964	972	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe	82
PID 972 wrote to memory of 4964	972	87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe	82

C:\Users\Admin\AppData\Local\Temp\87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe
"C:\Users\Admin\AppData\Local\Temp\87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:972
- C:\Users\Admin\AppData\Local\Temp\87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe
  "C:\Users\Admin\AppData\Local\Temp\87c00a2a040a9252e0e5dcf00337e1436c1f30b1c76c41f2fcd07ed71125aa2c.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4964

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/972-1-0x0000000002CF0000-0x0000000002DF0000-memory.dmp

Filesize
1024KB

Download
memory/972-2-0x0000000002CC0000-0x0000000002CC9000-memory.dmp

Filesize
36KB

Download
memory/4964-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4964-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4964-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4964-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download