smokeloader | dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb

Analysis

max time kernel
93s
max time network
146s
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 14:01

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General

Target

dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe
Size

333KB
MD5

bee4f8681f3ed92bda1b38daa10caab9
SHA1

373b9ec91bc795eb4641b62c777f3dca57c26b62
SHA256

dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb
SHA512

3be63511db13ef26100647ef8a0369bde3b3aeb823a841424480d38c3cf086b8fb37aad269e46d2def59fa8e260bff8436adb6bde97adae85ed0da47d6cb627b
SSDEEP

6144:hiwu+z5m2KQkKmStZ0aquVZVe+Hjh+3oQ9gOU+fzYQ:FuS2KH0U/VPc9g

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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 1728 set thread context of 1132	1728	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe	81

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	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.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	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 1132	1728	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe	81
PID 1728 wrote to memory of 1132	1728	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe	81
PID 1728 wrote to memory of 1132	1728	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe	81
PID 1728 wrote to memory of 1132	1728	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe	81
PID 1728 wrote to memory of 1132	1728	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe	81
PID 1728 wrote to memory of 1132	1728	dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe	81

C:\Users\Admin\AppData\Local\Temp\dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe
"C:\Users\Admin\AppData\Local\Temp\dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Local\Temp\dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe
  "C:\Users\Admin\AppData\Local\Temp\dd5f9fbc7ed26e60882abf776a21609355253fc0b7987e1aba3b4bf5c5fbdccb.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:1132

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/1132-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1132-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1132-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1728-1-0x0000000000A80000-0x0000000000B80000-memory.dmp

Filesize
1024KB

Download
memory/1728-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download