Malware Analysis Report

2024-11-13 16:54

Sample ID 241109-n495natgke
Target 50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe
SHA256 50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe
Tags
privateloader discovery evasion loader main spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

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

50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe

Threat Level: Known bad

The file 50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe was found to be: Known bad.

Malicious Activity Summary

privateloader discovery evasion loader main spyware stealer trojan

Privateloader family

PrivateLoader

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

Checks computer location settings

Checks BIOS information in registry

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

Unsigned PE

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 11:59

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 11:58

Reported

2024-11-09 12:02

Platform

win7-20240903-en

Max time kernel

124s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Reads user/profile data of web browsers

spyware stealer

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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ipinfo.io N/A N/A
N/A ipinfo.io N/A N/A
N/A api.db-ip.com N/A N/A
N/A api.db-ip.com 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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe

"C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe"

Network

Country Destination Domain Proto
NL 23.254.227.214:80 23.254.227.214 tcp
NL 23.254.227.202:80 23.254.227.202 tcp
NL 23.254.227.205:80 23.254.227.205 tcp
US 208.67.104.60:80 tcp
US 8.8.8.8:53 ipinfo.io udp
US 34.117.59.81:443 ipinfo.io tcp
US 34.117.59.81:443 ipinfo.io tcp
US 8.8.8.8:53 db-ip.com udp
US 172.67.75.166:443 db-ip.com tcp
US 8.8.8.8:53 api.db-ip.com udp
US 104.26.4.15:443 api.db-ip.com tcp
US 8.8.8.8:53 www.maxmind.com udp
US 104.17.27.25:80 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 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 93.186.225.194:80 vk.com tcp
RU 93.186.225.194:443 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/3048-0-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-1-0x0000000001304000-0x0000000001305000-memory.dmp

memory/3048-2-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-35-0x0000000000290000-0x0000000000291000-memory.dmp

memory/3048-33-0x0000000000290000-0x0000000000291000-memory.dmp

memory/3048-30-0x0000000000280000-0x0000000000281000-memory.dmp

memory/3048-28-0x0000000000280000-0x0000000000281000-memory.dmp

memory/3048-25-0x0000000000270000-0x0000000000271000-memory.dmp

memory/3048-23-0x0000000000270000-0x0000000000271000-memory.dmp

memory/3048-20-0x0000000000260000-0x0000000000261000-memory.dmp

memory/3048-18-0x0000000000260000-0x0000000000261000-memory.dmp

memory/3048-15-0x0000000000250000-0x0000000000251000-memory.dmp

memory/3048-13-0x0000000000250000-0x0000000000251000-memory.dmp

memory/3048-11-0x0000000000250000-0x0000000000251000-memory.dmp

memory/3048-10-0x0000000000240000-0x0000000000241000-memory.dmp

memory/3048-8-0x0000000000240000-0x0000000000241000-memory.dmp

memory/3048-6-0x0000000000240000-0x0000000000241000-memory.dmp

memory/3048-42-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-36-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-47-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-46-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-43-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-44-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-45-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-54-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-55-0x0000000001304000-0x0000000001305000-memory.dmp

memory/3048-56-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-57-0x0000000000400000-0x0000000001409000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab207E.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\Tar20AF.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/3048-110-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-111-0x0000000000400000-0x0000000001409000-memory.dmp

memory/3048-113-0x0000000000400000-0x0000000001409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 11:58

Reported

2024-11-09 12:02

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Reads user/profile data of web browsers

spyware stealer

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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ipinfo.io N/A N/A
N/A ipinfo.io N/A N/A
N/A api.db-ip.com N/A N/A
N/A api.db-ip.com 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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A
File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.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\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.exe

"C:\Users\Admin\AppData\Local\Temp\50149ae9338f1b279ade6b7c0d196e78cebaf39af16463ab43148dcd64524efe.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 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 23.254.227.214:80 23.254.227.214 tcp
NL 23.254.227.202:80 23.254.227.202 tcp
N/A 224.0.0.251:5353 udp
US 8.8.8.8:53 214.227.254.23.in-addr.arpa udp
NL 23.254.227.205:80 23.254.227.205 tcp
US 208.67.104.60:80 tcp
US 8.8.8.8:53 202.227.254.23.in-addr.arpa udp
US 8.8.8.8:53 205.227.254.23.in-addr.arpa udp
US 8.8.8.8:53 ipinfo.io udp
US 34.117.59.81:443 ipinfo.io tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
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 172.67.75.166:443 api.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 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 8.8.8.8:53 25.28.17.104.in-addr.arpa udp
US 8.8.8.8:53 166.75.67.172.in-addr.arpa udp
US 8.8.8.8:53 vk.com udp
RU 87.240.132.78:80 vk.com tcp
RU 87.240.132.78:80 vk.com tcp
RU 87.240.132.78:80 vk.com tcp
RU 87.240.132.78:443 vk.com tcp
US 8.8.8.8:53 78.132.240.87.in-addr.arpa udp
US 8.8.8.8:53 226.21.18.104.in-addr.arpa udp
US 8.8.8.8:53 226.20.18.104.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 84.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/4104-1-0x0000000001304000-0x0000000001305000-memory.dmp

memory/4104-0-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-3-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-7-0x00000000014B0000-0x00000000014B1000-memory.dmp

memory/4104-12-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-14-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-11-0x00000000031E0000-0x00000000031E1000-memory.dmp

memory/4104-10-0x00000000031D0000-0x00000000031D1000-memory.dmp

memory/4104-9-0x00000000031C0000-0x00000000031C1000-memory.dmp

memory/4104-8-0x00000000015C0000-0x00000000015C1000-memory.dmp

memory/4104-6-0x00000000014A0000-0x00000000014A1000-memory.dmp

memory/4104-19-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-20-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-23-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-22-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-21-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-30-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-31-0x0000000001304000-0x0000000001305000-memory.dmp

memory/4104-32-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-33-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-34-0x0000000000400000-0x0000000001409000-memory.dmp

memory/4104-45-0x0000000000400000-0x0000000001409000-memory.dmp