smokeloader | f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52

Analysis

max time kernel
149s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
24-07-2024 14:29

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General

Target

f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe
Size

153KB
MD5

e3cf6872abf24675ebe4daa201925ab9
SHA1

c72a291b3fa69e4769a090a7d750a7af0ded5815
SHA256

f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52
SHA512

caacf41cb6687f2397f0716e9a03357669dd1c7eb4341871129107737c2382aac55c419ae52094ba2a8041ac9bf4f80527143016b78252b74170dd7f7b1c67f6
SSDEEP

3072:VbMLw19p8ogWukyZoUo95CD0Jx5o2T55Vx:VoLwrq3zZdg5CIr7

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

Processes:

WerFault.exe

pid pid_target process target process

5056 1772 WerFault.exe f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe

pid	pid_target	process	target process
5056	1772	WerFault.exe	f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.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:

f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.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:

f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe

C:\Users\Admin\AppData\Local\Temp\f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe
"C:\Users\Admin\AppData\Local\Temp\f567d6dcac573d8f43e20cc809c45c4c8b8a990d71610dc5897f20868bb9cd52.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1772 -s 384
2⤵
- Program crash
PID:5056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1772 -ip 1772
1⤵
PID:1296

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/1772-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1772-2-0x0000000000550000-0x000000000055B000-memory.dmp

Filesize
44KB

Download
memory/1772-1-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/1772-4-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1772-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download