smokeloader | 6b7da7d4f0f2dbd38b401d08c6185d657ec09b5326fc9f645b1c09697714578b

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-09-2024 02:01

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General

Target

0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451.exe
Size

403KB
MD5

fd192fb05e0cd219b14c5bf345f33cfb
SHA1

fbadb3784b44770045f6c84f3cc2db34e1b6863a
SHA256

0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451
SHA512

5fde7dc2658c6c472069cb8aa9a0d7171537f0a27ed087a154a992fdc53ffc1039aa8a0aeaef3591367fbca9dae18ff810784c9d48d567807c85841dba509a5e
SSDEEP

6144:lHansXZYIWhpZ9fRPINs35KM9JtzFreUw+qtR:lH4sXnKp76OsMvtzFr++

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
468	4620	WerFault.exe	89

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	0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451.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	0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451.exe

C:\Users\Admin\AppData\Local\Temp\0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451.exe
"C:\Users\Admin\AppData\Local\Temp\0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4620
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 352
  2⤵
  - Program crash
  PID:468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4620 -ip 4620
1⤵
PID:960

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=4260,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=4008 /prefetch:8
1⤵
PID:5064

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/4620-1-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/4620-2-0x00000000006D0000-0x00000000006DB000-memory.dmp

Filesize
44KB

Download
memory/4620-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4620-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4620-5-0x00000000006D0000-0x00000000006DB000-memory.dmp

Filesize
44KB

Download
memory/4620-4-0x0000000000400000-0x00000000005F7000-memory.dmp

Filesize
2.0MB

Download