smokeloader | e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e

Analysis

max time kernel
300s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240221-en
resource tags

arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
submitted
28-03-2024 22:48

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General

Target

e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
Size

270KB
MD5

3f67d322483d0927550a3af60e3eca78
SHA1

0867bc564486f61f74aa2de478ce41d116f3fd09
SHA256

e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e
SHA512

4cff21820c990386c2fe6c5dcdf523b250036bdaa23811f592fccb2a1f29913be3775748057a508486b84a9692c3c3a78e82e68e84bed6d0e9fbc62aee2ef878
SSDEEP

3072:4YQM46UnJomsK05+tunpXeh3tnuaY06K+Nm535Zjstefdoua:4YKCJ5Tu3tnNY0x+NmVQeFo

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

http://nidoe.org/tmp/index.php

http://sodez.ru/tmp/index.php

http://uama.com.ua/tmp/index.php

http://talesofpirates.net/tmp/index.php

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

3372
Executes dropped EXE 1 IoCs

Processes:

biavtdg

pid process

3368 biavtdg

pid	process
3372

pid	process
3368	biavtdg

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

biavtdge1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	biavtdg
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	biavtdg
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	biavtdg

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe

pid	process
4972	e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
4972	e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
3372
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Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exebiavtdg

pid process

4972 e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
3368 biavtdg
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 3372
Token: SeCreatePagefilePrivilege 3372
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

description	pid	process
Token: SeShutdownPrivilege	3372
Token: SeCreatePagefilePrivilege	3372

C:\Users\Admin\AppData\Local\Temp\e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe
"C:\Users\Admin\AppData\Local\Temp\e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4972

C:\Users\Admin\AppData\Roaming\biavtdg
C:\Users\Admin\AppData\Roaming\biavtdg
1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3368

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\biavtdg
Filesize
270KB

MD5
3f67d322483d0927550a3af60e3eca78

SHA1
0867bc564486f61f74aa2de478ce41d116f3fd09

SHA256
e1af95757a4d88e5587e610b89f480a9d3fae23b127da1281acb92f6d799293e

SHA512
4cff21820c990386c2fe6c5dcdf523b250036bdaa23811f592fccb2a1f29913be3775748057a508486b84a9692c3c3a78e82e68e84bed6d0e9fbc62aee2ef878

Download Submit
memory/3368-14-0x0000000000D60000-0x0000000000E60000-memory.dmp

Filesize
1024KB

Download
memory/3368-15-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/3368-19-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/3372-4-0x00000000010E0000-0x00000000010F6000-memory.dmp

Filesize
88KB

Download
memory/3372-16-0x0000000003090000-0x00000000030A6000-memory.dmp

Filesize
88KB

Download
memory/4972-1-0x0000000000E20000-0x0000000000F20000-memory.dmp

Filesize
1024KB

Download
memory/4972-2-0x0000000000D30000-0x0000000000D3B000-memory.dmp

Filesize
44KB

Download
memory/4972-3-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/4972-5-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download