smokeloader | 19f14dc636a6db7036cd7e486cd6f78085f1cefeaea6fae280b6f5a1f3f37c85

Analysis

max time kernel
125s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23-09-2024 05:16

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General

Target

2d15e73fa3fe38a0a487699e5657f8f7.exe
Size

250KB
MD5

2d15e73fa3fe38a0a487699e5657f8f7
SHA1

850bd562b2713f363b3c0a58bb9a0b9eb1c0e8f4
SHA256

19f14dc636a6db7036cd7e486cd6f78085f1cefeaea6fae280b6f5a1f3f37c85
SHA512

eb0d2c964e400a6cec7ced1e5fe7de626c32284132fb3d13cfe40c6f245d0311e895ec242703bd0f48443e009f1c81276fce34cf58b17f44af03485e403a30ba
SSDEEP

3072:yJLQ7arEQtUVeSmD/fj69lmVNB8QBgbTHKJoDmkA1+d5ZlssAxaxR9yUoprUf7J:yJLQuIvezDnj69QDXa8othR9CRel

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
880	2836	WerFault.exe	86

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	2d15e73fa3fe38a0a487699e5657f8f7.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	2d15e73fa3fe38a0a487699e5657f8f7.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2d15e73fa3fe38a0a487699e5657f8f7.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2d15e73fa3fe38a0a487699e5657f8f7.exe

C:\Users\Admin\AppData\Local\Temp\2d15e73fa3fe38a0a487699e5657f8f7.exe
"C:\Users\Admin\AppData\Local\Temp\2d15e73fa3fe38a0a487699e5657f8f7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 352
  2⤵
  - Program crash
  PID:880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2836 -ip 2836
1⤵
PID:1432

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=4064,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=3776 /prefetch:8
1⤵
PID:1536

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/2836-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/2836-2-0x00000000006A0000-0x00000000006AB000-memory.dmp

Filesize
44KB

Download
memory/2836-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2836-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2836-5-0x00000000006A0000-0x00000000006AB000-memory.dmp

Filesize
44KB

Download
memory/2836-4-0x0000000000400000-0x000000000053A000-memory.dmp

Filesize
1.2MB

Download