Malware Analysis Report

2024-12-07 16:59

Sample ID 241113-b5zn4avape
Target 0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe
SHA256 0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62
Tags
defense_evasion discovery evasion
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62

Threat Level: Likely malicious

The file 0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe was found to be: Likely malicious.

Malicious Activity Summary

defense_evasion discovery evasion

Sets file to hidden

Checks computer location settings

Executes dropped EXE

Deletes itself

Indicator Removal: File Deletion

Drops file in Windows directory

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Checks processor information in registry

Suspicious use of WriteProcessMemory

Views/modifies file attributes

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 01:44

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 01:44

Reported

2024-11-13 01:46

Platform

win10v2004-20241007-en

Max time kernel

111s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe"

Signatures

Sets file to hidden

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\Debug\soohost.exe N/A

Indicator Removal: File Deletion

defense_evasion

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Debug\soohost.exe C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A
File opened for modification C:\Windows\Debug\soohost.exe C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A
File opened for modification C:\Windows\Debug\soohost.exe C:\Windows\SysWOW64\attrib.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\attrib.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Debug\soohost.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\Debug\soohost.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Debug\soohost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe

"C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe"

C:\Windows\SysWOW64\attrib.exe

attrib +a +s +h +r C:\Windows\Debug\soohost.exe

C:\Windows\Debug\soohost.exe

C:\Windows\Debug\soohost.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\0BEB3A~1.EXE > nul

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 www.baidu.com udp
HK 103.235.46.96:80 www.baidu.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 96.46.235.103.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 FTG21UDPEM.nnnn.eu.org udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 pfSDmygXy4.nnnn.eu.org udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

C:\Windows\debug\soohost.exe

MD5 825f9f203ba78f8f85952c4b753c5b95
SHA1 1040a3a31a59b25d3195f05cfda4d0746c11e71b
SHA256 6b81836f92953bcf3652de77cd459f869e699ea18fbd9de66b3befd937486b8a
SHA512 48483ad881048a99eaf3eedda417bb40928141bf1cf56aae0cbdbe80f6967673c69daebb9a80f6e30073fa1a0eb1fca252411cfba969ca44b93107d81376d847

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 01:44

Reported

2024-11-13 01:46

Platform

win7-20240903-en

Max time kernel

111s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe"

Signatures

Sets file to hidden

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\Debug\scchost.exe N/A

Indicator Removal: File Deletion

defense_evasion

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\scchost.exe C:\Windows\SysWOW64\attrib.exe N/A
File created C:\Windows\Debug\scchost.exe C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A
File opened for modification C:\Windows\Debug\scchost.exe C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Debug\scchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\attrib.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\Debug\scchost.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Debug\scchost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe N/A

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\attrib.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe

"C:\Users\Admin\AppData\Local\Temp\0beb3a3d679b5d3f455ef15a0a7c326138373293f13bb6e8cda63221f3505d62.exe"

C:\Windows\SysWOW64\attrib.exe

attrib +a +s +h +r C:\Windows\Debug\scchost.exe

C:\Windows\Debug\scchost.exe

C:\Windows\Debug\scchost.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\0BEB3A~1.EXE > nul

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.baidu.com udp
HK 103.235.47.188:80 www.baidu.com tcp
US 8.8.8.8:53 FTG21UDPEM.nnnn.eu.org udp
US 8.8.8.8:53 pfSDmygXy4.nnnn.eu.org udp

Files

C:\Windows\Debug\scchost.exe

MD5 825f9f203ba78f8f85952c4b753c5b95
SHA1 1040a3a31a59b25d3195f05cfda4d0746c11e71b
SHA256 6b81836f92953bcf3652de77cd459f869e699ea18fbd9de66b3befd937486b8a
SHA512 48483ad881048a99eaf3eedda417bb40928141bf1cf56aae0cbdbe80f6967673c69daebb9a80f6e30073fa1a0eb1fca252411cfba969ca44b93107d81376d847