Malware Analysis Report

2024-11-15 09:03

Sample ID 241110-n4fwtazjbk
Target 0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3
SHA256 0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3
Tags
privateloader discovery evasion loader spyware stealer themida trojan
score
10/10

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
10/10

SHA256

0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3

Threat Level: Known bad

The file 0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3 was found to be: Known bad.

Malicious Activity Summary

privateloader discovery evasion loader spyware stealer themida trojan

PrivateLoader

Privateloader family

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Checks computer location settings

Checks BIOS information in registry

Themida packer

Reads user/profile data of web browsers

Looks up external IP address via web service

Checks whether UAC is enabled

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 11:57

Signatures

Themida packer

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 11:56

Reported

2024-11-10 12:00

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe"

Signatures

PrivateLoader

loader privateloader

Privateloader family

privateloader

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Reads user/profile data of web browsers

spyware stealer

Themida packer

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

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.db-ip.com N/A N/A
N/A api.db-ip.com N/A N/A
N/A ipinfo.io N/A N/A
N/A ipinfo.io N/A N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\GroupPolicy C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe

"C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe"

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 kokoko-24.online udp
US 8.8.8.8:53 ipinfo.io udp
N/A 224.0.0.251:5353 udp
US 34.117.59.81:443 ipinfo.io tcp
US 8.8.8.8:53 db-ip.com udp
US 104.26.4.15:443 db-ip.com tcp
US 8.8.8.8:53 api.db-ip.com udp
US 8.8.8.8:53 81.59.117.34.in-addr.arpa udp
US 8.8.8.8:53 15.4.26.104.in-addr.arpa udp
US 104.26.5.15:443 api.db-ip.com tcp
US 8.8.8.8:53 www.maxmind.com udp
US 8.8.8.8:53 15.5.26.104.in-addr.arpa udp
US 104.17.27.25:80 www.maxmind.com tcp
US 8.8.8.8:53 kokoko-24.online udp
US 8.8.8.8:53 vk.com udp
US 8.8.8.8:53 25.27.17.104.in-addr.arpa udp
RU 93.186.225.194:80 vk.com tcp
RU 93.186.225.194:80 vk.com tcp
RU 93.186.225.194:80 vk.com tcp
RU 93.186.225.194:443 vk.com tcp
US 8.8.8.8:53 194.225.186.93.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 226.21.18.104.in-addr.arpa udp
US 8.8.8.8:53 kokoko-24.online udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 101.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/2324-0-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-1-0x0000000077894000-0x0000000077896000-memory.dmp

memory/2324-3-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-4-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-2-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-5-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-7-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-8-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-6-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-15-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-16-0x0000000000DF0000-0x0000000001891000-memory.dmp

memory/2324-27-0x0000000000DF0000-0x0000000001891000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 11:56

Reported

2024-11-10 12:00

Platform

win7-20240903-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe"

Signatures

PrivateLoader

loader privateloader

Privateloader family

privateloader

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Reads user/profile data of web browsers

spyware stealer

Themida packer

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

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ipinfo.io N/A N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe

"C:\Users\Admin\AppData\Local\Temp\0fd1f535929f90d75a59c57a8b33e4fb40381bb7ee31b3c18c10cb7c8d6599a3.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 kokoko-24.online udp
US 8.8.8.8:53 ipinfo.io udp
US 34.117.59.81:443 ipinfo.io tcp
US 8.8.8.8:53 db-ip.com udp
US 104.26.4.15:443 db-ip.com tcp
US 8.8.8.8:53 www.maxmind.com udp
US 104.17.28.25:80 www.maxmind.com tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp
US 8.8.8.8:53 vk.com udp
RU 87.240.132.72:80 vk.com tcp
RU 87.240.132.72:80 vk.com tcp
RU 87.240.132.72:80 vk.com tcp
RU 87.240.132.72:80 vk.com tcp
RU 87.240.132.72:443 vk.com tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp
US 208.67.104.60:80 tcp

Files

memory/2236-0-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-1-0x0000000077050000-0x0000000077052000-memory.dmp

memory/2236-4-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-6-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-3-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-2-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-7-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-8-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-5-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-15-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-16-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-17-0x0000000000180000-0x0000000000C21000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab2E34.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\Tar2E56.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/2236-70-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-71-0x0000000000180000-0x0000000000C21000-memory.dmp

memory/2236-72-0x0000000000180000-0x0000000000C21000-memory.dmp