smokeloader | 33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc

Analysis

max time kernel
95s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 02:23

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General

Target

ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe
Size

275KB
MD5

db50948ac4a52fcc82a81f512caa237b
SHA1

ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430
SHA256

33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc
SHA512

029112690117d3d9149da4836d2a58679f3a6fc54295d441e00aee42bc447c123d92443292aa07a77f641b09971313b8ec470dfdabbea8873a0f8a5394d4f746
SSDEEP

6144:7q542Clnq5eUmjiR16GWvZSE9wGWkZirPVp9Iz6bO:7M42vvmjiR16GWBSXpkUL

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

748 3728 WerFault.exe ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.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:

ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe

pid	pid_target	process	target process
748	3728	WerFault.exe	ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.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:

ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe

C:\Users\Admin\AppData\Local\Temp\ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe
"C:\Users\Admin\AppData\Local\Temp\ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3728
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 352
  2⤵
  - Program crash
  PID:748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3728 -ip 3728
1⤵
PID:812

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/3728-1-0x0000000002F40000-0x0000000003040000-memory.dmp

Filesize
1024KB

Download
memory/3728-2-0x0000000002EB0000-0x0000000002EB9000-memory.dmp

Filesize
36KB

Download
memory/3728-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3728-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3728-5-0x0000000002EB0000-0x0000000002EB9000-memory.dmp

Filesize
36KB

Download
memory/3728-4-0x0000000000400000-0x0000000002C43000-memory.dmp

Filesize
40.3MB

Download