smokeloader | 54d8bcd64a7f6673503c880e30cc80432525f6b9261f3d1182c4494f9074197d

Analysis

max time kernel
94s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 07:12

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General

Target

83c412d8444c58a4c149e83daa15d057.exe
Size

215KB
MD5

83c412d8444c58a4c149e83daa15d057
SHA1

ef0718704b80d3afa07e33a3fae034efcda4d6b4
SHA256

54d8bcd64a7f6673503c880e30cc80432525f6b9261f3d1182c4494f9074197d
SHA512

79391c1a6369e1bc49ad2df75ee09de124a57648fc58acf5f560bee4e7e34d5da8d5ce81337f8f2f26ddb7dfaacdb653091089a108de22ce0bca39e9aef2c6c5
SSDEEP

3072:T3OLGSM9W6dBxs0vyty6pV4LG5VcQJUkJTtm85Dg:iLGSMJxsEywILfcQ9o

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
3236	2776	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	83c412d8444c58a4c149e83daa15d057.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	83c412d8444c58a4c149e83daa15d057.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	83c412d8444c58a4c149e83daa15d057.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	83c412d8444c58a4c149e83daa15d057.exe

C:\Users\Admin\AppData\Local\Temp\83c412d8444c58a4c149e83daa15d057.exe
"C:\Users\Admin\AppData\Local\Temp\83c412d8444c58a4c149e83daa15d057.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2776
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 252
  2⤵
  - Program crash
  PID:3236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2776 -ip 2776
1⤵
PID:1700

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/2776-1-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/2776-2-0x00000000004C0000-0x00000000004CB000-memory.dmp

Filesize
44KB

Download
memory/2776-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2776-4-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2776-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2776-5-0x00000000004C0000-0x00000000004CB000-memory.dmp

Filesize
44KB

Download