smokeloader | 425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322a

Analysis

max time kernel
113s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2024 13:58

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General

Target

425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322aN.exe
Size

424KB
MD5

e42e09e23df6e11cf1aaa72973c3a4c0
SHA1

95980419ca25fae6117069069100680c5f28d8c4
SHA256

425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322a
SHA512

d04e49dae8bbbac7347d4f20dbe838159aefab16cd889578620117f9f668622f8e3cf6e382326cb56dbbfc0a01b0d9dc1f761330712a5213790de29be4af5bde
SSDEEP

6144:DH9Ihc1dVkWuNZDmo7yDH9XS0Sei5DyQ8pZIiztlGtv2f:DHnZkWuNZeDH9C0tk+Q8XbW

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1520	3920	WerFault.exe	88

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	425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322aN.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	425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322aN.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322aN.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322aN.exe

C:\Users\Admin\AppData\Local\Temp\425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322aN.exe
"C:\Users\Admin\AppData\Local\Temp\425a6adf8d4162b2c23c9fd1cc17411bf76da52a3dd2c146f5e5cd59a2e7322aN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3920
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3920 -s 356
  2⤵
  - Program crash
  PID:1520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3920 -ip 3920
1⤵
PID:3668

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 --field-trial-handle=4768,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=948 /prefetch:8
1⤵
PID:4724

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/3920-1-0x0000000002640000-0x0000000002740000-memory.dmp

Filesize
1024KB

Download
memory/3920-2-0x0000000002630000-0x000000000263B000-memory.dmp

Filesize
44KB

Download
memory/3920-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3920-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3920-5-0x0000000002630000-0x000000000263B000-memory.dmp

Filesize
44KB

Download
memory/3920-4-0x0000000000400000-0x0000000002482000-memory.dmp

Filesize
32.5MB

Download