smokeloader | 31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/11/2024, 18:45

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General

Target

31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d.exe
Size

274KB
MD5

d5fadc659eae5f55e59094a6f5f47098
SHA1

af47794b004318058d7ef234738ad3622797d051
SHA256

31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d
SHA512

a36edb58a4b31abd653937d63610377643a91f382fa0569f0d21afa3089eff19440f494cd47c060b0a6e9185157d0fd0d58b74b88115b72c7fe7842f99241a32
SSDEEP

6144:ccmD9p3DeLAJWeuBIJ35g+9GvPHnwzZtI7:fmDDeLAJV2IJ5pYPHnwzM7

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

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
3908	3404	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	31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d.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	31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d.exe

C:\Users\Admin\AppData\Local\Temp\31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d.exe
"C:\Users\Admin\AppData\Local\Temp\31b89b184bdcc08f12d76afec9f0a4032ab4ebb3dacebe5a46d92eafb54b1d8d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3404
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3404 -s 352
  2⤵
  - Program crash
  PID:3908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3404 -ip 3404
1⤵
PID:4796

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/3404-1-0x0000000002D30000-0x0000000002E30000-memory.dmp

Filesize
1024KB

Download
memory/3404-2-0x0000000002D20000-0x0000000002D29000-memory.dmp

Filesize
36KB

Download
memory/3404-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3404-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3404-5-0x0000000002D20000-0x0000000002D29000-memory.dmp

Filesize
36KB

Download
memory/3404-4-0x0000000000400000-0x0000000002C43000-memory.dmp

Filesize
40.3MB

Download