smokeloader | 295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef

Analysis

max time kernel
139s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 01:19

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General

Target

295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef.exe
Size

215KB
MD5

5d831cc9a1f0d0373c115a4211718bb9
SHA1

843a5d61efe3323266a07678cbbe711527199313
SHA256

295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef
SHA512

436c0190964db2a2e73e36d77e78fb9139b718e76707afd4a6c41770e01f07fcb413ac47ab3735b69dad3125d90984caba0c8a2649c6c8b50e3cf8830abe19a9
SSDEEP

3072:S4Ahcr4E2HPaXa3n1jL7yRIAMW5MWB5NpO3c:Sm2HgaX1XyRI6JpO

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
3988	636	WerFault.exe	85

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	295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef.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	295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef.exe

C:\Users\Admin\AppData\Local\Temp\295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef.exe
"C:\Users\Admin\AppData\Local\Temp\295541b770ee3873d47f03525ff821c20b2543dd2af4c5e5fb1aa1369ee987ef.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:636
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 460
  2⤵
  - Program crash
  PID:3988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 636 -ip 636
1⤵
PID:4272

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/636-1-0x0000000000650000-0x0000000000750000-memory.dmp

Filesize
1024KB

Download
memory/636-2-0x00000000005F0000-0x00000000005FB000-memory.dmp

Filesize
44KB

Download
memory/636-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/636-4-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/636-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/636-5-0x00000000005F0000-0x00000000005FB000-memory.dmp

Filesize
44KB

Download