smokeloader | f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba

Analysis

max time kernel
91s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240730-en
resource tags

arch:x64arch:x86image:win11-20240730-enlocale:en-usos:windows11-21h2-x64system
submitted
01-08-2024 20:51

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General

Target

f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba.exe
Size

263KB
MD5

1b2c1ddd9cc1c11393a5daa17bc1d25b
SHA1

14668a7bed2427d58a99c8b9cf7a81e005810338
SHA256

f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba
SHA512

8db794ffc315f60b828c95d9a2f75c8535cef0bc147c999cc0a3c4e3094d6933add7f36a32d5298e0c0cbe455bff9ecd7eafc9db53905772a1a05c5b195af6b1
SSDEEP

3072:AvFBuu/sLjF4bVefgW4H2LCuRJkE2J9GT/2rdKsBvupgV1cbA4ETB:iV0j8Vep4F4JkrTLBvupgVuYT

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
3720	3192	WerFault.exe	80

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	f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba.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	f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba.exe

C:\Users\Admin\AppData\Local\Temp\f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba.exe
"C:\Users\Admin\AppData\Local\Temp\f4af8f79c9b4f8e28cb7963f12e7bc9d5ed7dafcea44b83e96ce703311a7ceba.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3192
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 384
  2⤵
  - Program crash
  PID:3720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3192 -ip 3192
1⤵
PID:3708

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/3192-1-0x0000000002BA0000-0x0000000002CA0000-memory.dmp

Filesize
1024KB

Download
memory/3192-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3192-2-0x0000000002A00000-0x0000000002A0B000-memory.dmp

Filesize
44KB

Download
memory/3192-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3192-4-0x0000000000400000-0x000000000282B000-memory.dmp

Filesize
36.2MB

Download