smokeloader | 83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c

Analysis

max time kernel
89s
max time network
97s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
26-07-2024 08:43

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General

Target

83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe
Size

230KB
MD5

219163581396e3ec5c2bcb95b46e7c81
SHA1

908eaebf7e4e207ad4fcabe32ab816906ec57a98
SHA256

83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c
SHA512

52613fa1aa8d5f22daa591c075eb4babefd30721ac349388768af2a28a78475cfcf592837dc352bd398297adcad05d8ae27213df99217d7c2f54644030d2b0d4
SSDEEP

3072:wHdiVZe9xH2U2jkrjyBp9rnJ2KuuxdLBCfQ7u4DT2:yMVZe9xH2RjejyBIKDxdLBAR4DT

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

Processes:

WerFault.exe

pid pid_target process target process

2052 664 WerFault.exe 83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe

pid	pid_target	process	target process
2052	664	WerFault.exe	83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.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:

83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.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:

83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe

C:\Users\Admin\AppData\Local\Temp\83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe
"C:\Users\Admin\AppData\Local\Temp\83568e01e3f1b9e4cb8dd5a5fab6e242aff748d5ac38d584aff33a67dac0709c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 664 -s 388
2⤵
- Program crash
PID:2052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 664 -ip 664
1⤵
PID:5100

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/664-1-0x0000000002750000-0x0000000002850000-memory.dmp

Filesize
1024KB

Download
memory/664-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-2-0x0000000002700000-0x000000000270B000-memory.dmp

Filesize
44KB

Download
memory/664-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/664-4-0x0000000000400000-0x0000000002452000-memory.dmp

Filesize
32.3MB

Download