smokeloader | 4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b

Analysis

max time kernel
149s
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
15-12-2024 13:43

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General

Target

4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe
Size

260KB
MD5

8ec81b2ee670984a647a2a6d84f0032f
SHA1

42e74a572a3ba450b36f273335421ac9429ab3ce
SHA256

4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b
SHA512

6bf1c4366f6efd40609a49e7e7a6b9624a1ed838b872516d029fdf721864e1957ea3cbe8b004515bc11fcfc38b116d19ef204582743c73dc5bed47eb44e26615
SSDEEP

3072:DXOtHPXL7DA0clrG+mj5r3lGSu1bu+4fBxFxbbsd/ngje1jM/h3m:7+HvL7alC+Ylzu1bu/nFVq/gje1j

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 8 set thread context of 5016	8	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.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	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.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	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 8 wrote to memory of 5016	8	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe	82
PID 8 wrote to memory of 5016	8	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe	82
PID 8 wrote to memory of 5016	8	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe	82
PID 8 wrote to memory of 5016	8	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe	82
PID 8 wrote to memory of 5016	8	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe	82
PID 8 wrote to memory of 5016	8	4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe	82

C:\Users\Admin\AppData\Local\Temp\4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe
"C:\Users\Admin\AppData\Local\Temp\4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:8
- C:\Users\Admin\AppData\Local\Temp\4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe
  "C:\Users\Admin\AppData\Local\Temp\4467b30033f149de4c7c526f69f592f09c21c4d52596fed254d29f8e4e1f257b.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:5016

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/8-1-0x0000000002E60000-0x0000000002F60000-memory.dmp

Filesize
1024KB

Download
memory/8-2-0x0000000002CB0000-0x0000000002CB9000-memory.dmp

Filesize
36KB

Download
memory/5016-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5016-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5016-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download