smokeloader | 79f93c9eb6b89f09068c796feaef72bed5272a82094b405f3593f59572c2c278

Analysis

max time kernel
94s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 17:05

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General

Target

setup1.exe
Size

385KB
MD5

54ce6e35749b38d0ffb543e9e64dfd71
SHA1

370a1c62b6ad9dfd0c6a7575a6f447219d7f66a8
SHA256

79f93c9eb6b89f09068c796feaef72bed5272a82094b405f3593f59572c2c278
SHA512

3c3dab9feea288e8756fc0d823b22a29aab459a3ba2da148beb3f08c116c8e2c771e833e38353b00a42bcf657567e51825272e40f1d8399f83bec3e836e437d6
SSDEEP

6144:38C0CVbEVvi/hNOutFTOhuQDBnnfzMgWlixFvtbpF+:9qviaWFqJDBfzMgeoFvg

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

pid	pid_target	Process	procid_target
3380	4736	WerFault.exe	81

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	setup1.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup1.exe

C:\Users\Admin\AppData\Local\Temp\setup1.exe
"C:\Users\Admin\AppData\Local\Temp\setup1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 352
  2⤵
  - Program crash
  PID:3380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4736 -ip 4736
1⤵
PID:3124

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

Replay Monitor

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Downloads

memory/4736-1-0x0000000002540000-0x0000000002640000-memory.dmp

Filesize
1024KB

Download
memory/4736-2-0x00000000041C0000-0x00000000041CB000-memory.dmp

Filesize
44KB

Download
memory/4736-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4736-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4736-5-0x00000000041C0000-0x00000000041CB000-memory.dmp

Filesize
44KB

Download
memory/4736-4-0x0000000000400000-0x000000000247A000-memory.dmp

Filesize
32.5MB

Download