smokeloader | 1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa

Analysis

max time kernel
151s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
11/05/2023, 09:53

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General

Target

1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe
Size

319KB
MD5

afe07cf98d3156f1f9fa4d403212bb93
SHA1

41989e7ce86949ba37e48fa6624ce3f111ff935c
SHA256

1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa
SHA512

e5dbe0d3fa9fc151c05621818838397e059bc44bd6ed21675a2d5a6e38fb512fb6ac500e084bf99a7cf2f26bbb089d861c5dcdf04310622a8298824d7a04796e
SSDEEP

3072:tpXDF0L75j/0ijwDKnBYZ017DwvSXsuW5Lwk9lomJmXO2i5k08YRfehb:3DGL75T0iw+BYS7D2dX5UyoJr08YQhb

Score

10^/10

smokeloader sprg backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

smokeloader

Version

2022

http://hoh0aeghwugh2gie.com/

http://hie7doodohpae4na.com/

http://aek0aicifaloh1yo.com/

http://yic0oosaeiy7ahng.com/

http://wa5zu7sekai8xeih.com/

rc4.i32

Signatures

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

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	1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3832	1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe
3832	1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3172	Process not Found

Suspicious behavior: MapViewOfSection 19 IoCs

pid	Process
3832	1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 4804	3172	Process not Found	92
PID 3172 wrote to memory of 4804	3172	Process not Found	92
PID 3172 wrote to memory of 4804	3172	Process not Found	92
PID 3172 wrote to memory of 4804	3172	Process not Found	92
PID 3172 wrote to memory of 4984	3172	Process not Found	93
PID 3172 wrote to memory of 4984	3172	Process not Found	93
PID 3172 wrote to memory of 4984	3172	Process not Found	93
PID 3172 wrote to memory of 936	3172	Process not Found	94
PID 3172 wrote to memory of 936	3172	Process not Found	94
PID 3172 wrote to memory of 936	3172	Process not Found	94
PID 3172 wrote to memory of 936	3172	Process not Found	94
PID 3172 wrote to memory of 2552	3172	Process not Found	95
PID 3172 wrote to memory of 2552	3172	Process not Found	95
PID 3172 wrote to memory of 2552	3172	Process not Found	95
PID 3172 wrote to memory of 4236	3172	Process not Found	96
PID 3172 wrote to memory of 4236	3172	Process not Found	96
PID 3172 wrote to memory of 4236	3172	Process not Found	96
PID 3172 wrote to memory of 4236	3172	Process not Found	96
PID 3172 wrote to memory of 1688	3172	Process not Found	97
PID 3172 wrote to memory of 1688	3172	Process not Found	97
PID 3172 wrote to memory of 1688	3172	Process not Found	97
PID 3172 wrote to memory of 1688	3172	Process not Found	97
PID 3172 wrote to memory of 4004	3172	Process not Found	98
PID 3172 wrote to memory of 4004	3172	Process not Found	98
PID 3172 wrote to memory of 4004	3172	Process not Found	98
PID 3172 wrote to memory of 4004	3172	Process not Found	98
PID 3172 wrote to memory of 1488	3172	Process not Found	99
PID 3172 wrote to memory of 1488	3172	Process not Found	99
PID 3172 wrote to memory of 1488	3172	Process not Found	99
PID 3172 wrote to memory of 3456	3172	Process not Found	100
PID 3172 wrote to memory of 3456	3172	Process not Found	100
PID 3172 wrote to memory of 3456	3172	Process not Found	100
PID 3172 wrote to memory of 3456	3172	Process not Found	100

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

C:\Users\Admin\AppData\Local\Temp\1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe
"C:\Users\Admin\AppData\Local\Temp\1d7691345a8cd839feaa64a38c728a2077a35da9c9a28532f05c3846768aa9aa.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3832

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4804

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:4984

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:936

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:2552

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4236

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1688

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4004

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:1488

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3456

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/936-153-0x0000000000C00000-0x0000000000C09000-memory.dmp

Filesize
36KB

Download
memory/936-175-0x0000000000C10000-0x0000000000C15000-memory.dmp

Filesize
20KB

Download
memory/936-155-0x0000000000C00000-0x0000000000C09000-memory.dmp

Filesize
36KB

Download
memory/936-154-0x0000000000C10000-0x0000000000C15000-memory.dmp

Filesize
20KB

Download
memory/1488-180-0x0000000000710000-0x0000000000717000-memory.dmp

Filesize
28KB

Download
memory/1488-169-0x0000000000700000-0x000000000070D000-memory.dmp

Filesize
52KB

Download
memory/1488-168-0x0000000000710000-0x0000000000717000-memory.dmp

Filesize
28KB

Download
memory/1488-167-0x0000000000700000-0x000000000070D000-memory.dmp

Filesize
52KB

Download
memory/1688-162-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/1688-178-0x00000000001E0000-0x00000000001E5000-memory.dmp

Filesize
20KB

Download
memory/1688-163-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2552-156-0x0000000000AC0000-0x0000000000ACC000-memory.dmp

Filesize
48KB

Download
memory/2552-157-0x0000000000AD0000-0x0000000000AD6000-memory.dmp

Filesize
24KB

Download
memory/2552-158-0x0000000000AC0000-0x0000000000ACC000-memory.dmp

Filesize
48KB

Download
memory/2552-176-0x0000000000AD0000-0x0000000000AD6000-memory.dmp

Filesize
24KB

Download
memory/3172-135-0x0000000003440000-0x0000000003456000-memory.dmp

Filesize
88KB

Download
memory/3456-172-0x0000000000F30000-0x0000000000F3B000-memory.dmp

Filesize
44KB

Download
memory/3456-171-0x0000000000F40000-0x0000000000F48000-memory.dmp

Filesize
32KB

Download
memory/3456-181-0x0000000000F40000-0x0000000000F48000-memory.dmp

Filesize
32KB

Download
memory/3456-170-0x0000000000F30000-0x0000000000F3B000-memory.dmp

Filesize
44KB

Download
memory/3832-134-0x00000000024B0000-0x00000000024B9000-memory.dmp

Filesize
36KB

Download
memory/3832-136-0x0000000000400000-0x000000000236D000-memory.dmp

Filesize
31.4MB

Download
memory/4004-179-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/4004-166-0x00000000001C0000-0x00000000001CB000-memory.dmp

Filesize
44KB

Download
memory/4004-165-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/4004-164-0x00000000001C0000-0x00000000001CB000-memory.dmp

Filesize
44KB

Download
memory/4236-177-0x00000000008F0000-0x0000000000912000-memory.dmp

Filesize
136KB

Download
memory/4236-161-0x00000000008C0000-0x00000000008E7000-memory.dmp

Filesize
156KB

Download
memory/4236-160-0x00000000008F0000-0x0000000000912000-memory.dmp

Filesize
136KB

Download
memory/4236-159-0x00000000008C0000-0x00000000008E7000-memory.dmp

Filesize
156KB

Download
memory/4804-148-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4804-173-0x0000000000410000-0x0000000000417000-memory.dmp

Filesize
28KB

Download
memory/4804-146-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4804-147-0x0000000000410000-0x0000000000417000-memory.dmp

Filesize
28KB

Download
memory/4984-174-0x00000000005C0000-0x00000000005C9000-memory.dmp

Filesize
36KB

Download
memory/4984-151-0x00000000005B0000-0x00000000005BF000-memory.dmp

Filesize
60KB

Download
memory/4984-149-0x00000000005B0000-0x00000000005BF000-memory.dmp

Filesize
60KB

Download
memory/4984-150-0x00000000005C0000-0x00000000005C9000-memory.dmp

Filesize
36KB

Download