smokeloader | c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3

General

Target

c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
Size

242KB
MD5

4fd9caec64f84f02b2cfdda2309b99b5
SHA1

c17231b5ea677a1d5ad8f0c06ddcc3728da5bcb9
SHA256

c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3
SHA512

b3d58baf3fe33c6b30c5f13b11a76473d26fa7845b0b169947894ba797de8cad5fff5e1322a8580b1d49b436ad1ce9b613febc5bcf7752963fb7378f8d475675
SSDEEP

3072:XULiAfEZo3Vo8YuEgC4hraI67c5+gJO+VRmCB44:kLpmo3S8YuDCIehHgJzDp

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

1196
Executes dropped EXE 1 IoCs

Processes:

hjhcsus

pid process

2952 hjhcsus

pid	process
1196

pid	process
2952	hjhcsus

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:

c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exehjhcsus

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hjhcsus
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hjhcsus
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hjhcsus

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe

pid	process
1504	c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
1504	c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
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1196
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1196
1196
1196
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1196
1196
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1196
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1196
1196
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1196
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1196
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1196
1196
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1196
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1196
1196
1196
1196

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exehjhcsus

pid process

1504 c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
2952 hjhcsus

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 2468 wrote to memory of 2952	2468	taskeng.exe	hjhcsus
PID 2468 wrote to memory of 2952	2468	taskeng.exe	hjhcsus
PID 2468 wrote to memory of 2952	2468	taskeng.exe	hjhcsus
PID 2468 wrote to memory of 2952	2468	taskeng.exe	hjhcsus

C:\Users\Admin\AppData\Local\Temp\c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe
"C:\Users\Admin\AppData\Local\Temp\c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1504

C:\Windows\system32\taskeng.exe
taskeng.exe {31E0D625-DAF3-43D0-ADB6-B3052C826F1E} S-1-5-21-1298544033-3225604241-2703760938-1000:IZKCKOTP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2468

C:\Users\Admin\AppData\Roaming\hjhcsus
C:\Users\Admin\AppData\Roaming\hjhcsus
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\hjhcsus
Filesize
242KB

MD5
4fd9caec64f84f02b2cfdda2309b99b5

SHA1
c17231b5ea677a1d5ad8f0c06ddcc3728da5bcb9

SHA256
c35b69346c336a94c9f193bac00971cf455f59d07816e72ea0b93438b5e858f3

SHA512
b3d58baf3fe33c6b30c5f13b11a76473d26fa7845b0b169947894ba797de8cad5fff5e1322a8580b1d49b436ad1ce9b613febc5bcf7752963fb7378f8d475675

Download Submit
memory/1196-4-0x0000000002480000-0x0000000002496000-memory.dmp

Filesize
88KB

Download
memory/1196-16-0x00000000024B0000-0x00000000024C6000-memory.dmp

Filesize
88KB

Download
memory/1504-2-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/1504-1-0x0000000002DB0000-0x0000000002EB0000-memory.dmp

Filesize
1024KB

Download
memory/1504-3-0x0000000000400000-0x0000000002C1F000-memory.dmp

Filesize
40.1MB

Download
memory/1504-5-0x0000000000400000-0x0000000002C1F000-memory.dmp

Filesize
40.1MB

Download
memory/2952-14-0x0000000002D80000-0x0000000002E80000-memory.dmp

Filesize
1024KB

Download
memory/2952-15-0x0000000000400000-0x0000000002C1F000-memory.dmp

Filesize
40.1MB

Download
memory/2952-19-0x0000000000400000-0x0000000002C1F000-memory.dmp

Filesize
40.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads