smokeloader | 3a2e31f2844df5cb91eedbf24c0b93de4b0aa08525f733132c2bce0d7ab81acc

Resubmissions

21-12-2024 22:57

241221-2xpr2atjar 10

21-12-2024 20:29

241221-y9xfvsyngy 10

Analysis

max time kernel
127s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 20:29

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General

Target

03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543.exe
Size

224KB
MD5

25f3f533c6bd186c32f457db41c59e2c
SHA1

c359c5beef54f379dd054935a596920907ecfb9d
SHA256

03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543
SHA512

231b10ea2097979669c9aa4016c9294030cf878560f0a2f9eaf25f1047cf9dffa839fc6209b262876fa72d77b9b0ea33410d5f6a9a4d6bd9959fbc08b6472257
SSDEEP

3072:x9fH9d11sIzlKlLV4WUg6OWP5XEfvmRtSb0ppTGWqT1gK6l6:bfFSLVqgvWCf2bbSWqT1k

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
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5028	3688	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	03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543.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	03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543.exe

C:\Users\Admin\AppData\Local\Temp\03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543.exe
"C:\Users\Admin\AppData\Local\Temp\03a0e7298d12838300b55acae66e5c132a980bd33ff63703d1657632326db543.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3688
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3688 -s 352
  2⤵
  - Program crash
  PID:5028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3688 -ip 3688
1⤵
PID:2224

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/3688-1-0x0000000000670000-0x0000000000770000-memory.dmp

Filesize
1024KB

Download
memory/3688-2-0x00000000005E0000-0x00000000005E9000-memory.dmp

Filesize
36KB

Download
memory/3688-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3688-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3688-4-0x0000000000400000-0x0000000000595000-memory.dmp

Filesize
1.6MB

Download
memory/3688-5-0x00000000005E0000-0x00000000005E9000-memory.dmp

Filesize
36KB

Download