smokeloader | 942af905e90552cd7b35c1cda77866220dbf3732b3379ed18caa0b3e641b4ef5

General

Target

e34bf84f16df714eaf3d0c4bdeb5ed3b.exe
Size

250KB
MD5

e34bf84f16df714eaf3d0c4bdeb5ed3b
SHA1

8e34d2764c1d9c707b874a23576d63c4b4135f4b
SHA256

942af905e90552cd7b35c1cda77866220dbf3732b3379ed18caa0b3e641b4ef5
SHA512

c5146a8ee610f0a223865c2f7c21be9477d1b195d7d43d82c907e35867f1dfbb892fa6251ea55a3077ea9e665ea54962ac98154ed7c92034fe552cf369054312
SSDEEP

6144:NiDsbZrkxL39ZsTF3lSEg3iwR3W+kxg8YI:8KrkxT9ZAF1toidq8Y

Score

10^/10

smokeloader sprg backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

smokeloader

Version

2022

C2

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

Processes:

e34bf84f16df714eaf3d0c4bdeb5ed3b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e34bf84f16df714eaf3d0c4bdeb5ed3b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e34bf84f16df714eaf3d0c4bdeb5ed3b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e34bf84f16df714eaf3d0c4bdeb5ed3b.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

e34bf84f16df714eaf3d0c4bdeb5ed3b.exe

pid	process
3344	e34bf84f16df714eaf3d0c4bdeb5ed3b.exe
3344	e34bf84f16df714eaf3d0c4bdeb5ed3b.exe
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3140
Suspicious behavior: MapViewOfSection 19 IoCs

Processes:

e34bf84f16df714eaf3d0c4bdeb5ed3b.exe

pid process

3344 e34bf84f16df714eaf3d0c4bdeb5ed3b.exe
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140
3140

pid	process
3140

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

description	pid	target process
PID 3140 wrote to memory of 3848	3140	explorer.exe
PID 3140 wrote to memory of 3848	3140	explorer.exe
PID 3140 wrote to memory of 3848	3140	explorer.exe
PID 3140 wrote to memory of 3848	3140	explorer.exe
PID 3140 wrote to memory of 4768	3140	explorer.exe
PID 3140 wrote to memory of 4768	3140	explorer.exe
PID 3140 wrote to memory of 4768	3140	explorer.exe
PID 3140 wrote to memory of 2900	3140	explorer.exe
PID 3140 wrote to memory of 2900	3140	explorer.exe
PID 3140 wrote to memory of 2900	3140	explorer.exe
PID 3140 wrote to memory of 2900	3140	explorer.exe
PID 3140 wrote to memory of 3808	3140	explorer.exe
PID 3140 wrote to memory of 3808	3140	explorer.exe
PID 3140 wrote to memory of 3808	3140	explorer.exe
PID 3140 wrote to memory of 1388	3140	explorer.exe
PID 3140 wrote to memory of 1388	3140	explorer.exe
PID 3140 wrote to memory of 1388	3140	explorer.exe
PID 3140 wrote to memory of 1388	3140	explorer.exe
PID 3140 wrote to memory of 2696	3140	explorer.exe
PID 3140 wrote to memory of 2696	3140	explorer.exe
PID 3140 wrote to memory of 2696	3140	explorer.exe
PID 3140 wrote to memory of 2696	3140	explorer.exe
PID 3140 wrote to memory of 4088	3140	explorer.exe
PID 3140 wrote to memory of 4088	3140	explorer.exe
PID 3140 wrote to memory of 4088	3140	explorer.exe
PID 3140 wrote to memory of 4088	3140	explorer.exe
PID 3140 wrote to memory of 3428	3140	explorer.exe
PID 3140 wrote to memory of 3428	3140	explorer.exe
PID 3140 wrote to memory of 3428	3140	explorer.exe
PID 3140 wrote to memory of 3640	3140	explorer.exe
PID 3140 wrote to memory of 3640	3140	explorer.exe
PID 3140 wrote to memory of 3640	3140	explorer.exe
PID 3140 wrote to memory of 3640	3140	explorer.exe

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\e34bf84f16df714eaf3d0c4bdeb5ed3b.exe
"C:\Users\Admin\AppData\Local\Temp\e34bf84f16df714eaf3d0c4bdeb5ed3b.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3344

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3848

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:4768

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2900

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3808

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1388

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2696

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4088

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3428

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3640

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1388-157-0x0000000000520000-0x0000000000547000-memory.dmp

Filesize
156KB

Download
memory/1388-159-0x0000000000520000-0x0000000000547000-memory.dmp

Filesize
156KB

Download
memory/1388-173-0x0000000000CA0000-0x0000000000CAC000-memory.dmp

Filesize
48KB

Download
memory/1388-158-0x0000000000CA0000-0x0000000000CAC000-memory.dmp

Filesize
48KB

Download
memory/2696-161-0x0000000000520000-0x0000000000547000-memory.dmp

Filesize
156KB

Download
memory/2696-174-0x0000000000520000-0x0000000000547000-memory.dmp

Filesize
156KB

Download
memory/2696-160-0x0000000000650000-0x0000000000659000-memory.dmp

Filesize
36KB

Download
memory/2696-162-0x0000000000650000-0x0000000000659000-memory.dmp

Filesize
36KB

Download
memory/2900-152-0x00000000005A0000-0x00000000005A9000-memory.dmp

Filesize
36KB

Download
memory/2900-153-0x0000000000600000-0x000000000060F000-memory.dmp

Filesize
60KB

Download
memory/2900-154-0x00000000005A0000-0x00000000005A9000-memory.dmp

Filesize
36KB

Download
memory/2900-171-0x0000000000600000-0x000000000060F000-memory.dmp

Filesize
60KB

Download
memory/3140-135-0x00000000020A0000-0x00000000020B6000-memory.dmp

Filesize
88KB

Download
memory/3344-134-0x0000000000960000-0x0000000000969000-memory.dmp

Filesize
36KB

Download
memory/3344-136-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/3428-167-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download
memory/3428-165-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download
memory/3428-166-0x0000000001450000-0x000000000145B000-memory.dmp

Filesize
44KB

Download
memory/3428-176-0x0000000001450000-0x000000000145B000-memory.dmp

Filesize
44KB

Download
memory/3640-177-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download
memory/3640-168-0x0000000000800000-0x000000000080B000-memory.dmp

Filesize
44KB

Download
memory/3640-169-0x0000000000800000-0x000000000080D000-memory.dmp

Filesize
52KB

Download
memory/3640-170-0x0000000000800000-0x000000000080B000-memory.dmp

Filesize
44KB

Download
memory/3808-156-0x0000000000CA0000-0x0000000000CAC000-memory.dmp

Filesize
48KB

Download
memory/3808-172-0x00000000005A0000-0x00000000005A9000-memory.dmp

Filesize
36KB

Download
memory/3808-155-0x0000000000CA0000-0x0000000000CAC000-memory.dmp

Filesize
48KB

Download
memory/3848-146-0x0000000000C30000-0x0000000000C3B000-memory.dmp

Filesize
44KB

Download
memory/3848-147-0x0000000000960000-0x0000000000969000-memory.dmp

Filesize
36KB

Download
memory/3848-148-0x0000000000C30000-0x0000000000C3B000-memory.dmp

Filesize
44KB

Download
memory/4088-163-0x0000000001450000-0x000000000145B000-memory.dmp

Filesize
44KB

Download
memory/4088-164-0x0000000001450000-0x000000000145B000-memory.dmp

Filesize
44KB

Download
memory/4088-175-0x0000000000650000-0x0000000000659000-memory.dmp

Filesize
36KB

Download
memory/4768-149-0x0000000000600000-0x000000000060F000-memory.dmp

Filesize
60KB

Download
memory/4768-150-0x0000000000C30000-0x0000000000C3B000-memory.dmp

Filesize
44KB

Download
memory/4768-151-0x0000000000600000-0x000000000060F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads