smokeloader | 5fca3f761720e032add8169fe99c64d9de874db06d5994c4f124de98d2af4d35

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/08/2024, 15:01

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General

Target

setup2.exe
Size

227KB
MD5

0f11d18a5a7c0ec929e6afec9d39e9fd
SHA1

d1b0177a323a00e0c83769e25b7d9a5cc651c282
SHA256

5fca3f761720e032add8169fe99c64d9de874db06d5994c4f124de98d2af4d35
SHA512

cec2f196f898b5060877c31abc874fd4e08b096c592dc5abc6ef57a4de20c2e8d1f66024dd4b5f12ef85da208112685db5bbf77828f1bc0b09c7eb4f7f84b916
SSDEEP

3072:5dHfJpRiwr7B0dlrMgqYwLP9KSzylmU2JsHhp:5dHfJpRiwnOdl4gwDUkyzYs

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
4664	2016	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	setup2.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	setup2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup2.exe

C:\Users\Admin\AppData\Local\Temp\setup2.exe
"C:\Users\Admin\AppData\Local\Temp\setup2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2016
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 352
  2⤵
  - Program crash
  PID:4664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2016 -ip 2016
1⤵
PID:1200

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/2016-1-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2016-2-0x00000000001F0000-0x00000000001FB000-memory.dmp

Filesize
44KB

Download
memory/2016-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2016-4-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2016-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2016-5-0x00000000001F0000-0x00000000001FB000-memory.dmp

Filesize
44KB

Download