smokeloader | 65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 07:33

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General

Target

65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
Size

233KB
MD5

11690f9983d67043d4337ebae84dc3f6
SHA1

dce1933a6ee4a306383cb6424b13018978de313c
SHA256

65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508
SHA512

63edc919b72ac8aa46bfbdd228b8aa5c2bca1c1abc993b24a43ff09a009ba16432f951282e29395f74384606ec897823117fbb0b0cd4afa97fc423a69a1d9d1e
SSDEEP

3072:RGB6tEhjUnUUlq1Qwfu6Lsw71Pxlr1iPNTFgz+CNf4/AWaSkSJu98vdi:ehjUnUUeQwJAqBL1iPNT+TIADG8eli

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:

65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe

description	pid	process	target process
PID 1468 set thread context of 3688	1468	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.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:

65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.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:

65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe

description	pid	process	target process
PID 1468 wrote to memory of 3688	1468	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
PID 1468 wrote to memory of 3688	1468	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
PID 1468 wrote to memory of 3688	1468	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
PID 1468 wrote to memory of 3688	1468	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
PID 1468 wrote to memory of 3688	1468	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
PID 1468 wrote to memory of 3688	1468	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe	65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe

C:\Users\Admin\AppData\Local\Temp\65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
"C:\Users\Admin\AppData\Local\Temp\65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1468
- C:\Users\Admin\AppData\Local\Temp\65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe
  "C:\Users\Admin\AppData\Local\Temp\65784aff2a28ace660e7ffa693ccad1708779f5206767007c21d8bc450113508.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3688

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/1468-0-0x0000000002F90000-0x0000000002F98000-memory.dmp

Filesize
32KB

Download
memory/1468-1-0x0000000002FA0000-0x0000000002FA9000-memory.dmp

Filesize
36KB

Download
memory/1468-4-0x0000000002F90000-0x0000000002F98000-memory.dmp

Filesize
32KB

Download
memory/3688-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3688-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3688-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download