smokeloader | d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49

Analysis

max time kernel
140s
max time network
125s
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 02:01

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General

Target

d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49.exe
Size

214KB
MD5

8f2c2a16d68a8972510dfdb2cb7a027a
SHA1

b1940bdcdb976b415dc4f8942d674a0b8c287f81
SHA256

d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49
SHA512

5d064bb7b2bcd9225ba2c81561f1c687d62245e94edb0f77142430715d94853d2eba027a99f5bde72efa4a4d169485b03e8a9f92fba29faa3e7859de2bf39f5c
SSDEEP

3072:+2GyEV4yut+w3vGCc0XCp/I4WpL8n59yOZ:ub5WjcSCZYEyO

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
396	864	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	d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49.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	d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49.exe

C:\Users\Admin\AppData\Local\Temp\d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49.exe
"C:\Users\Admin\AppData\Local\Temp\d5bf55f4d8146212289aa7aa95f2d6f612a822b38abb1d191c158bdeada5ac49.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:864
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 460
  2⤵
  - Program crash
  PID:396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 864 -ip 864
1⤵
PID:4608

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/864-1-0x0000000000580000-0x0000000000680000-memory.dmp

Filesize
1024KB

Download
memory/864-2-0x0000000000520000-0x000000000052B000-memory.dmp

Filesize
44KB

Download
memory/864-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/864-4-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/864-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/864-5-0x0000000000520000-0x000000000052B000-memory.dmp

Filesize
44KB

Download