smokeloader | f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70

Analysis

max time kernel
147s
max time network
157s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
13-08-2024 11:22

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General

Target

f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70.exe
Size

415KB
MD5

1ef6137255e78f674b4f6985445ec30c
SHA1

e1c00fd56678178fc6dbb315bbc35bd70e059701
SHA256

f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70
SHA512

4d561a2fc6fda1df638eb9b5a6f19c3d776045806d8f1651a5556bb2f389f1f81878d35dde2b13692f2db7c823375176b8ac5a291f061dccd665a0725ba8b5e0
SSDEEP

6144:8Wiw66TatpdmNMX0tdKSAfpwI9rXy+39WR2UOcC6BurT:tiwFTatpdmN13PAlCE9WR2UOCG

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
1952	1868	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	f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70.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	f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70.exe

C:\Users\Admin\AppData\Local\Temp\f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70.exe
"C:\Users\Admin\AppData\Local\Temp\f0bbb0621c5db057c00d6ae06a0f6fed32d85e7c4452f30816552d23a2d15f70.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1868
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 488
  2⤵
  - Program crash
  PID:1952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1868 -ip 1868
1⤵
PID:3280

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/1868-1-0x0000000002A90000-0x0000000002B90000-memory.dmp

Filesize
1024KB

Download
memory/1868-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1868-2-0x0000000002A70000-0x0000000002A7B000-memory.dmp

Filesize
44KB

Download
memory/1868-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1868-4-0x0000000000400000-0x0000000002850000-memory.dmp

Filesize
36.3MB

Download