smokeloader | 71b4334b5a947ba785b626bb2e7bad94da7af1efcb1d11b1d860d1bff0249dde

Analysis

max time kernel
136s
max time network
129s
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 07:11

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General

Target

80ee873da2eca8b159dad763964e1535.exe
Size

198KB
MD5

80ee873da2eca8b159dad763964e1535
SHA1

94db181c467e74d158edddf4ef248e282a0a719f
SHA256

71b4334b5a947ba785b626bb2e7bad94da7af1efcb1d11b1d860d1bff0249dde
SHA512

8aff3dfe5190e12cd740d9be0de1d6ca331ca6b80766c3112f7befb02d91c5c26d1845d20481f511351ac56733a94346a7fefc339c95e726a8885c60973f139d
SSDEEP

3072:ALPHH9M2PuZaX6gNtLlBdSC2EvASCcM25diY:ALPHH9M2oI6gNtPl2FTY

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
2416	4372	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	80ee873da2eca8b159dad763964e1535.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	80ee873da2eca8b159dad763964e1535.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	80ee873da2eca8b159dad763964e1535.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	80ee873da2eca8b159dad763964e1535.exe

C:\Users\Admin\AppData\Local\Temp\80ee873da2eca8b159dad763964e1535.exe
"C:\Users\Admin\AppData\Local\Temp\80ee873da2eca8b159dad763964e1535.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 368
  2⤵
  - Program crash
  PID:2416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4372 -ip 4372
1⤵
PID:1220

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=4344,i,11391966286255097843,10588851088187498028,262144 --variations-seed-version --mojo-platform-channel-handle=4116 /prefetch:8
1⤵
PID:2108

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/4372-1-0x0000000000470000-0x0000000000570000-memory.dmp

Filesize
1024KB

Download
memory/4372-3-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4372-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4372-4-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4372-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download