smokeloader | 4705ca8dcd35a900b2450e2a782b5e3846c4be1b12985819135cffd3636b94cd

Analysis

max time kernel
105s
max time network
118s
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 09:15

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General

Target

51627e1adb53ee9c80a5a63e976ffd80N.exe
Size

258KB
MD5

51627e1adb53ee9c80a5a63e976ffd80
SHA1

05db4e5c74cbee0f68d69d9d1d63c08ca2004c85
SHA256

4705ca8dcd35a900b2450e2a782b5e3846c4be1b12985819135cffd3636b94cd
SHA512

42649fb97974b7deeccf342ff0e568ece63d769871ec4e0f61606e161287481bd39964e44ce95244bb1b51e2164fbdbbb78fad44e558e3efd1e32f7a37653846
SSDEEP

3072:o3BWhbvsV6gLP77XCx9VI3IG7d25NTfCT7LBl9r:m6gb7IyIQAKrl

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
664	2888	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	51627e1adb53ee9c80a5a63e976ffd80N.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	51627e1adb53ee9c80a5a63e976ffd80N.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	51627e1adb53ee9c80a5a63e976ffd80N.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	51627e1adb53ee9c80a5a63e976ffd80N.exe

C:\Users\Admin\AppData\Local\Temp\51627e1adb53ee9c80a5a63e976ffd80N.exe
"C:\Users\Admin\AppData\Local\Temp\51627e1adb53ee9c80a5a63e976ffd80N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2888
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 352
  2⤵
  - Program crash
  PID:664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2888 -ip 2888
1⤵
PID:1252

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/2888-1-0x00000000006F0000-0x00000000007F0000-memory.dmp

Filesize
1024KB

Download
memory/2888-3-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2888-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2888-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2888-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download