smokeloader | 8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13-08-2024 16:30

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General

Target

8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327.exe
Size

420KB
MD5

50eca939519f997efe4a5c101ef5f44e
SHA1

a923674fee878e7e500b4e99de4d7ee33506787f
SHA256

8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327
SHA512

ca23f1ec23af10e35509f4c678331ca1d666c7ff4496dd43a2a8bfadfdcaa05c1f83b9de3a10e50fc40e1401a7f826b9c3d41ee161c8ae3f9c3cfd7e2abd50dc
SSDEEP

6144:tYKkimB/sjFJ+UFz6RrYInHHVW7+AN3/aYPtfusysXUST:tRkimB/sjB5urPHHVWLNiYcf0

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
772	1344	WerFault.exe	83

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	8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327.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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327.exe

C:\Users\Admin\AppData\Local\Temp\8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327.exe
"C:\Users\Admin\AppData\Local\Temp\8a879f1f115482664892740b4aecc74f1da47be5d3082afc17a3e1c9d1fc7327.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1344
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 460
  2⤵
  - Program crash
  PID:772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1344 -ip 1344
1⤵
PID:2880

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

Replay Monitor

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Downloads

memory/1344-1-0x00000000029F0000-0x0000000002AF0000-memory.dmp

Filesize
1024KB

Download
memory/1344-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1344-2-0x0000000004590000-0x000000000459B000-memory.dmp

Filesize
44KB

Download
memory/1344-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1344-4-0x0000000000400000-0x0000000002851000-memory.dmp

Filesize
36.3MB

Download