Malware Analysis Report

2024-11-30 05:02

Sample ID 240409-psyg6afa72
Target 6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23
SHA256 6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23
Tags
smokeloader backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23

Threat Level: Known bad

The file 6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23 was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan

SmokeLoader

Executes dropped EXE

Deletes itself

Program crash

Unsigned PE

Checks SCSI registry key(s)

Uses Task Scheduler COM API

Modifies registry class

Suspicious use of UnmapMainImage

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-09 12:36

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-04-09 12:36

Reported

2024-04-09 13:14

Platform

win10v2004-20240226-en

Max time kernel

1800s

Max time network

1322s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\hfesddc N/A
N/A N/A C:\Users\Admin\AppData\Roaming\hfesddc N/A
N/A N/A C:\Users\Admin\AppData\Roaming\hfesddc N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\hfesddc N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ N/A N/A
Key created \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ N/A N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A N/A N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

C:\Users\Admin\AppData\Roaming\hfesddc

C:\Users\Admin\AppData\Roaming\hfesddc

C:\Users\Admin\AppData\Roaming\hfesddc

C:\Users\Admin\AppData\Roaming\hfesddc

C:\Users\Admin\AppData\Roaming\hfesddc

C:\Users\Admin\AppData\Roaming\hfesddc

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 selebration17io.io udp
RU 91.215.85.120:80 selebration17io.io tcp
US 8.8.8.8:53 120.85.215.91.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 16.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 132.250.30.184.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 154.173.246.72.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 217.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 204.191.110.104.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 200.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 selebration17io.io udp
RU 91.215.85.120:80 selebration17io.io tcp
US 8.8.8.8:53 selebration17io.io udp
RU 91.215.85.120:80 selebration17io.io tcp

Files

memory/4416-1-0x0000000002470000-0x0000000002570000-memory.dmp

memory/4416-2-0x0000000004020000-0x000000000402B000-memory.dmp

memory/4416-3-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3352-4-0x00000000026E0000-0x00000000026F6000-memory.dmp

memory/4416-5-0x0000000000400000-0x00000000022D1000-memory.dmp

C:\Users\Admin\AppData\Roaming\hfesddc

MD5 5cddaacf9782c030db128e3ebfd8f301
SHA1 71bae291b66ecfad6ee79ab150c9b4bdc676f06c
SHA256 6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23
SHA512 bee3cbdeac5a317f58ebb2d621740f8b7e81e47db236327cb0e908bc49886e320e30a95191470953177740f702adfe704a626325ddd2a33f10c8ec3060059797

memory/3712-14-0x0000000002300000-0x0000000002400000-memory.dmp

memory/3712-15-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3352-16-0x00000000023A0000-0x00000000023B6000-memory.dmp

memory/3712-19-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/1780-23-0x0000000002520000-0x0000000002620000-memory.dmp

memory/1780-24-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3352-25-0x00000000023D0000-0x00000000023E6000-memory.dmp

memory/1780-26-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/4688-32-0x0000000002540000-0x0000000002640000-memory.dmp

memory/4688-33-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3352-34-0x00000000024B0000-0x00000000024C6000-memory.dmp

memory/4688-35-0x0000000000400000-0x00000000022D1000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-04-09 12:36

Reported

2024-04-09 13:14

Platform

win11-20240221-en

Max time kernel

1800s

Max time network

1500s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\siidswd N/A
N/A N/A C:\Users\Admin\AppData\Roaming\siidswd N/A
N/A N/A C:\Users\Admin\AppData\Roaming\siidswd N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\siidswd N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

C:\Users\Admin\AppData\Roaming\siidswd

C:\Users\Admin\AppData\Roaming\siidswd

C:\Users\Admin\AppData\Roaming\siidswd

C:\Users\Admin\AppData\Roaming\siidswd

C:\Users\Admin\AppData\Roaming\siidswd

C:\Users\Admin\AppData\Roaming\siidswd

Network

Country Destination Domain Proto
US 8.8.8.8:53 selebration17io.io udp
RU 91.215.85.120:80 selebration17io.io tcp
US 8.8.8.8:53 120.85.215.91.in-addr.arpa udp
RU 91.215.85.120:80 selebration17io.io tcp
RU 91.215.85.120:80 selebration17io.io tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/1000-1-0x0000000002630000-0x0000000002730000-memory.dmp

memory/1000-2-0x0000000003FF0000-0x0000000003FFB000-memory.dmp

memory/1000-3-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3412-4-0x0000000000680000-0x0000000000696000-memory.dmp

memory/1000-5-0x0000000000400000-0x00000000022D1000-memory.dmp

C:\Users\Admin\AppData\Roaming\siidswd

MD5 5cddaacf9782c030db128e3ebfd8f301
SHA1 71bae291b66ecfad6ee79ab150c9b4bdc676f06c
SHA256 6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23
SHA512 bee3cbdeac5a317f58ebb2d621740f8b7e81e47db236327cb0e908bc49886e320e30a95191470953177740f702adfe704a626325ddd2a33f10c8ec3060059797

memory/2328-14-0x00000000024B0000-0x00000000025B0000-memory.dmp

memory/2328-15-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3412-16-0x0000000000650000-0x0000000000666000-memory.dmp

memory/2328-19-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/1212-23-0x0000000002540000-0x0000000002640000-memory.dmp

memory/1212-24-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3412-25-0x0000000002550000-0x0000000002566000-memory.dmp

memory/1212-28-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/2024-32-0x0000000002560000-0x0000000002660000-memory.dmp

memory/2024-33-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3412-34-0x0000000002580000-0x0000000002596000-memory.dmp

memory/2024-37-0x0000000000400000-0x00000000022D1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-09 12:36

Reported

2024-04-09 13:11

Platform

win7-20240221-en

Max time kernel

1801s

Max time network

1570s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\vaeujfv N/A
N/A N/A C:\Users\Admin\AppData\Roaming\vaeujfv N/A
N/A N/A C:\Users\Admin\AppData\Roaming\vaeujfv N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Roaming\vaeujfv N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

C:\Windows\system32\taskeng.exe

taskeng.exe {430EA39B-1B8C-472E-A778-246BB16156F0} S-1-5-21-2461186416-2307104501-1787948496-1000:MGILJUBR\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\vaeujfv

C:\Users\Admin\AppData\Roaming\vaeujfv

C:\Windows\system32\taskeng.exe

taskeng.exe {769D8620-F4CB-4BDC-9C5C-9AE7DCB3772F} S-1-5-21-2461186416-2307104501-1787948496-1000:MGILJUBR\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\vaeujfv

C:\Users\Admin\AppData\Roaming\vaeujfv

C:\Windows\system32\taskeng.exe

taskeng.exe {D6B21841-797F-4EC7-B8F2-5B96A300C494} S-1-5-21-2461186416-2307104501-1787948496-1000:MGILJUBR\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\vaeujfv

C:\Users\Admin\AppData\Roaming\vaeujfv

Network

Country Destination Domain Proto
US 8.8.8.8:53 selebration17io.io udp
RU 91.215.85.120:80 selebration17io.io tcp
US 8.8.8.8:53 selebration17io.io udp
RU 91.215.85.120:80 selebration17io.io tcp
US 8.8.8.8:53 selebration17io.io udp
RU 91.215.85.120:80 selebration17io.io tcp

Files

memory/896-1-0x0000000000270000-0x0000000000370000-memory.dmp

memory/896-2-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/896-3-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/1292-4-0x0000000002120000-0x0000000002136000-memory.dmp

memory/896-5-0x0000000000400000-0x00000000022D1000-memory.dmp

C:\Users\Admin\AppData\Roaming\vaeujfv

MD5 5cddaacf9782c030db128e3ebfd8f301
SHA1 71bae291b66ecfad6ee79ab150c9b4bdc676f06c
SHA256 6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23
SHA512 bee3cbdeac5a317f58ebb2d621740f8b7e81e47db236327cb0e908bc49886e320e30a95191470953177740f702adfe704a626325ddd2a33f10c8ec3060059797

memory/1744-14-0x00000000024B0000-0x00000000025B0000-memory.dmp

memory/1744-15-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/1292-16-0x0000000002B10000-0x0000000002B26000-memory.dmp

memory/1744-19-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/3060-23-0x00000000023D0000-0x00000000024D0000-memory.dmp

memory/3060-24-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/1292-25-0x0000000002B40000-0x0000000002B56000-memory.dmp

memory/3060-28-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/928-32-0x0000000000290000-0x0000000000390000-memory.dmp

memory/928-33-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/1292-34-0x0000000002B60000-0x0000000002B76000-memory.dmp

memory/928-37-0x0000000000400000-0x00000000022D1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-09 12:36

Reported

2024-04-09 13:11

Platform

win10-20240404-en

Max time kernel

1792s

Max time network

1592s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe

"C:\Users\Admin\AppData\Local\Temp\6d533c8a98cee42c8f797a0b982a0be0da8d7503da8c42e8da10a88bfee9bf23.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 492

Network

Country Destination Domain Proto
US 8.8.8.8:53 225.14.97.104.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp

Files

memory/4532-1-0x00000000025D0000-0x00000000026D0000-memory.dmp

memory/4532-2-0x0000000000400000-0x00000000022D1000-memory.dmp

memory/4532-3-0x00000000023D0000-0x00000000023DB000-memory.dmp

memory/4532-6-0x00000000025D0000-0x00000000026D0000-memory.dmp