smokeloader | 1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4

Analysis

max time kernel
125s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 05:43

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General

Target

1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe
Size

231KB
MD5

3cd98853c39c30a55cca34924310ca7b
SHA1

3ec887940429cc63d29310cc24691f5eec777d30
SHA256

1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4
SHA512

0438b40ec356b18324199f2f97428bd5b37674fa49525975229d5e18fef499e2a864934fe68c7927f74020e4bf816ffac534dfa3e73b21651be8163e1f03cb3f
SSDEEP

3072:dd1oPeBiraH5wSmf7WIcr+5VG6HsBkJQlM:P1oP/u+er0MeJK

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4976 3296 WerFault.exe 1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe

pid	pid_target	process	target process
4976	3296	WerFault.exe	1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.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

Processes:

1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe

C:\Users\Admin\AppData\Local\Temp\1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe
"C:\Users\Admin\AppData\Local\Temp\1995819fcd9d420d3aa920cda5a9148fd3022f1cc89c069001695b9a5bec3fa4.exe"
1⤵
- Checks SCSI registry key(s)
PID:3296
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3296 -s 352
  2⤵
  - Program crash
  PID:4976

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1300,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4240 /prefetch:8
1⤵
PID:3928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3296 -ip 3296
1⤵
PID:2516

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3296-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3296-2-0x0000000002C50000-0x0000000002C5B000-memory.dmp

Filesize
44KB

Download
memory/3296-1-0x0000000002E50000-0x0000000002F50000-memory.dmp

Filesize
1024KB

Download
memory/3296-4-0x0000000000400000-0x0000000002AF7000-memory.dmp

Filesize
39.0MB

Download