smokeloader | 6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0

Analysis

max time kernel
90s
max time network
99s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
14-08-2024 16:22

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General

Target

6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0.exe
Size

243KB
MD5

8acd69482f7279e128f679eab76e3068
SHA1

edefd30ce385f0904cc65014b8272f71c56c1522
SHA256

6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0
SHA512

7ccec615234bcc2596d7d8653eaacae59aa2cd082bc67d80c694f2feb750e4edbcd06022ee6c9f3c864913c45c4f4194bddb4b9bf50ca6ad6ed3c0f42aaf6e06
SSDEEP

3072:wKNUfpSbUUounxWmctQocx2Oztm08l1fjhq6pR55dF4:wH9VuxYtQo42ldBhq

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
1452	240	WerFault.exe	80

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	6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0.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	6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0.exe

C:\Users\Admin\AppData\Local\Temp\6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0.exe
"C:\Users\Admin\AppData\Local\Temp\6a283084528370259f8f81a77099d66162527502d9ae82755e3e123b4102e2f0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:240
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 240 -s 484
  2⤵
  - Program crash
  PID:1452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 240 -ip 240
1⤵
PID:4904

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/240-1-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/240-2-0x0000000002290000-0x000000000229B000-memory.dmp

Filesize
44KB

Download
memory/240-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/240-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/240-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download