smokeloader | db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 21:59

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General

Target

db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
Size

233KB
MD5

8356d47ebfc60ec96c0457c2f2c720bd
SHA1

42bb6422d2b16a106a2f5a2d9a418e2a68d27f9d
SHA256

db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f
SHA512

8191c47604a32cd4879820c68d4c51249adc236d29e0447633a687acda20bce47473debe930a649c8537281200b73ab0214de8e1a5d9fa684d20e2f6a58e493c
SSDEEP

3072:dGhKSUgxInv9korQ/qRXzO6P52i6vsiXgdNX+CNf4/AWaSkSJu98vdN:JgxInv9dCyV52i6vjXgdN3IADG8elN

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe

description	pid	process	target process
PID 1028 set thread context of 2876	1028	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe

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:

db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.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:

db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe

description	pid	process	target process
PID 1028 wrote to memory of 2876	1028	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
PID 1028 wrote to memory of 2876	1028	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
PID 1028 wrote to memory of 2876	1028	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
PID 1028 wrote to memory of 2876	1028	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
PID 1028 wrote to memory of 2876	1028	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
PID 1028 wrote to memory of 2876	1028	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe	db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe

C:\Users\Admin\AppData\Local\Temp\db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
"C:\Users\Admin\AppData\Local\Temp\db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1028
- C:\Users\Admin\AppData\Local\Temp\db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe
  "C:\Users\Admin\AppData\Local\Temp\db4006c30ea18cd4caf27befc19868a39354db6ba6d1d557a5dbf06aa822873f.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:2876

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/1028-0-0x0000000003070000-0x0000000003078000-memory.dmp

Filesize
32KB

Download
memory/1028-1-0x0000000003080000-0x0000000003089000-memory.dmp

Filesize
36KB

Download
memory/1028-3-0x0000000003070000-0x0000000003078000-memory.dmp

Filesize
32KB

Download
memory/2876-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2876-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2876-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download