smokeloader | d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5

Analysis

max time kernel
135s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 17:22

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General

Target

d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5.exe
Size

199KB
MD5

32239d1a6fa9040ab702fc3a457c78a9
SHA1

686934fef15d6c1a4430de02c1114afc3807ab81
SHA256

d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5
SHA512

7cfbd1f9c63459ca4689dc4802b1e42aa5e06c2167a8643554e0ba8bfb57f7990f8c034c2eb86e9c001632cfdb3f1141820946738c2b00686f08c6bcda61fa25
SSDEEP

3072:6vLHoX/ghrpbYf4L7EKgWFs/kOBh5w6ve:qLHoPgzbYwL7Nx7Ge

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	4584	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	d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5.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	d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5.exe

C:\Users\Admin\AppData\Local\Temp\d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5.exe
"C:\Users\Admin\AppData\Local\Temp\d27a5d17f4d440749b52b3eec48a27cd58f508600ecb31f3911a48e0f88014a5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4584 -s 352
  2⤵
  - Program crash
  PID:2648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4584 -ip 4584
1⤵
PID:3452

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/4584-1-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/4584-2-0x00000000004E0000-0x00000000004EB000-memory.dmp

Filesize
44KB

Download
memory/4584-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4584-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4584-5-0x00000000004E0000-0x00000000004EB000-memory.dmp

Filesize
44KB

Download
memory/4584-4-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download