smokeloader | e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485

Analysis

max time kernel
141s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 11:43

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General

Target

fde6805bfafb91eb3e7c5d04d07ed9d4.exe
Size

249KB
MD5

fde6805bfafb91eb3e7c5d04d07ed9d4
SHA1

f6b8c73b22ee0059e5dc646aebb6d275f1a87886
SHA256

e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485
SHA512

b29879a2fe4384ae00aaae2dfa9d0b7e40f37297ebc0d0eeccea63e7b32143399474dddef8dabf45910b044b51d882f45e2334b2def17d5a593b5c2a372589ac
SSDEEP

1536:IFlxYBmDp+G0lr05PebyltZkUeHsdr4n9K0s50FyPFSxSJ0m5woe2tVaPc9oYGzy:MGBm0tyfRdAKP50MScf5I2zoYtB

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

pid	pid_target	Process	procid_target
3004	3172	WerFault.exe	83

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	fde6805bfafb91eb3e7c5d04d07ed9d4.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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fde6805bfafb91eb3e7c5d04d07ed9d4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fde6805bfafb91eb3e7c5d04d07ed9d4.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fde6805bfafb91eb3e7c5d04d07ed9d4.exe

C:\Users\Admin\AppData\Local\Temp\fde6805bfafb91eb3e7c5d04d07ed9d4.exe
"C:\Users\Admin\AppData\Local\Temp\fde6805bfafb91eb3e7c5d04d07ed9d4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3172
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 352
  2⤵
  - Program crash
  PID:3004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3172 -ip 3172
1⤵
PID:2060

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/3172-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3172-1-0x0000000000780000-0x0000000000880000-memory.dmp

Filesize
1024KB

Download
memory/3172-3-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3172-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3172-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download