smokeloader | 38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2

Analysis

max time kernel
147s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
15-08-2024 06:57

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General

Target

38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2.exe
Size

399KB
MD5

c8a292fa723aabfa0a57159b2a634699
SHA1

3c2a5d36db01ba9d4530dfcebba994232c7e5230
SHA256

38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2
SHA512

ed8f5577c4b45ed21dedff63dcf16f463bb9699f62bb30f7f7d669600e3a3d2dfbe429202c303dbfa4a3ff4a44fff970caddf45a242e89d497379a3a6baefb16
SSDEEP

6144:Cg+KIHxNh8O/uFan/BD73dttttlFqNMOVm/S7UmnT:CzKIHxIFaprfzGZm/OUmT

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
2224	4728	WerFault.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	38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2.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	38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2.exe

C:\Users\Admin\AppData\Local\Temp\38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2.exe
"C:\Users\Admin\AppData\Local\Temp\38d45410aa382eb7e81ec8f89627e4c15207205f4d494ed3cbec9670736c7cc2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4728
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 384
  2⤵
  - Program crash
  PID:2224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4728 -ip 4728
1⤵
PID:2104

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/4728-1-0x0000000000400000-0x00000000005F7000-memory.dmp

Filesize
2.0MB

Download
memory/4728-4-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4728-2-0x00000000008C0000-0x00000000009C0000-memory.dmp

Filesize
1024KB

Download
memory/4728-3-0x00000000008A0000-0x00000000008AB000-memory.dmp

Filesize
44KB

Download
memory/4728-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4728-5-0x0000000000400000-0x00000000005F7000-memory.dmp

Filesize
2.0MB

Download