smokeloader | 4ac003df470aaa32ed68c6e4db4f01a6a04ea92b948279bd749783e43567c280

Analysis

max time kernel
92s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 12:53

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General

Target

0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe
Size

230KB
MD5

c11e47f58a2c453c805054e8986adcdb
SHA1

0a6dc7912f35adb81a8e40631a7ba4e9be9404f2
SHA256

4ac003df470aaa32ed68c6e4db4f01a6a04ea92b948279bd749783e43567c280
SHA512

09f3e1e6192afae851783a7d3fd0f4628059fcbe7b08ee56b5c6a1ee22c203bd3ba22b6e0e59549bf1ca4b2cfc486b05f7971203504352e3f5876e3e695f917a
SSDEEP

3072:5BUeqr0joT/swOZ+8KI9YqI1WaaMDr2v6nOI7kbM/h3qpZa9uD6VdyhkEzRv4:QeqcckbKB1Waq6nOZrwVfEz

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
Smokeloader family
smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

776 3604 WerFault.exe 0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe
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

Processes:

0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe

pid	pid_target	process	target process
776	3604	WerFault.exe	0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.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

Processes:

0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe

C:\Users\Admin\AppData\Local\Temp\0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe
"C:\Users\Admin\AppData\Local\Temp\0a6dc7912f35adb81a8e40631a7ba4e9be9404f2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3604
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 352
  2⤵
  - Program crash
  PID:776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3604 -ip 3604
1⤵
PID:116

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/3604-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3604-1-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/3604-3-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3604-5-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3604-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download