smokeloader | df2653ef2252198b13e61808e030f43f80e2f3b98f6bebb355470a9bd371a37c

General

Target

1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
Size

303KB
MD5

ceaa361db12c482e95a8b83e2de2af2f
SHA1

7288d4cfcea6a4e478354bb15f06d3af82ec9cfc
SHA256

1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593
SHA512

94ca0bc39bbdc92672215daf4df1c9d5d9e288bb6097eb8a147bf3816dda1b992d971faa39ed0ee5daf1e4b2cbeaf3ff5a683834e66d47c474f6591d711a0fbb
SSDEEP

3072:ZQzJkBHCgU0lpcWt+sNX2VYXSjNr6gYatNEnZnKZI6DOZWCwbUcP1KS:EkBPmWtt2rZYzyI6DOUCwb1Pw

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2022

C2

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

1240
Executes dropped EXE 1 IoCs

Processes:

hrhitjf

pid process

2648 hrhitjf

pid	process
1240

pid	process
2648	hrhitjf

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:

hrhitjf1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hrhitjf
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hrhitjf
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hrhitjf

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe

pid	process
2192	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
2192	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240
1240

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exehrhitjf

pid process

2192 1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
2648 hrhitjf

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 2264 wrote to memory of 2648	2264	taskeng.exe	hrhitjf
PID 2264 wrote to memory of 2648	2264	taskeng.exe	hrhitjf
PID 2264 wrote to memory of 2648	2264	taskeng.exe	hrhitjf
PID 2264 wrote to memory of 2648	2264	taskeng.exe	hrhitjf

C:\Users\Admin\AppData\Local\Temp\1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
"C:\Users\Admin\AppData\Local\Temp\1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2192

C:\Windows\system32\taskeng.exe
taskeng.exe {9D03A63D-E915-4668-9A77-5E5EC9012DF9} S-1-5-21-1658372521-4246568289-2509113762-1000:PIRBKNPS\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2264

C:\Users\Admin\AppData\Roaming\hrhitjf
C:\Users\Admin\AppData\Roaming\hrhitjf
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2648

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\hrhitjf
Filesize
303KB

MD5
ceaa361db12c482e95a8b83e2de2af2f

SHA1
7288d4cfcea6a4e478354bb15f06d3af82ec9cfc

SHA256
1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593

SHA512
94ca0bc39bbdc92672215daf4df1c9d5d9e288bb6097eb8a147bf3816dda1b992d971faa39ed0ee5daf1e4b2cbeaf3ff5a683834e66d47c474f6591d711a0fbb

Download Submit
memory/1240-4-0x0000000002950000-0x0000000002966000-memory.dmp

Filesize
88KB

Download
memory/1240-17-0x0000000003710000-0x0000000003726000-memory.dmp

Filesize
88KB

Download
memory/2192-1-0x0000000000B90000-0x0000000000C90000-memory.dmp

Filesize
1024KB

Download
memory/2192-2-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/2192-3-0x0000000000400000-0x0000000000AF4000-memory.dmp

Filesize
7.0MB

Download
memory/2192-5-0x0000000000400000-0x0000000000AF4000-memory.dmp

Filesize
7.0MB

Download
memory/2192-8-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/2648-15-0x0000000000BB0000-0x0000000000CB0000-memory.dmp

Filesize
1024KB

Download
memory/2648-16-0x0000000000400000-0x0000000000AF4000-memory.dmp

Filesize
7.0MB

Download
memory/2648-18-0x0000000000400000-0x0000000000AF4000-memory.dmp

Filesize
7.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads