Malware Analysis Report

2024-11-30 02:36

Sample ID 240407-wlkfaaad71
Target bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b
SHA256 bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b
Tags
themida risepro evasion 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

bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b

Threat Level: Known bad

The file bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b was found to be: Known bad.

Malicious Activity Summary

themida risepro evasion stealer trojan

RisePro

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

Themida packer

Checks BIOS information in registry

Checks whether UAC is enabled

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-07 18:00

Signatures

Themida packer

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 18:00

Reported

2024-04-07 18:03

Platform

win10v2004-20240226-en

Max time kernel

140s

Max time network

101s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe"

Signatures

RisePro

stealer risepro

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\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.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\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe N/A

Themida packer

themida
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe

"C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 www.microsoft.com udp
NL 72.246.173.187:80 www.microsoft.com tcp
NL 72.246.173.187:80 www.microsoft.com tcp
US 8.8.8.8:53 187.173.246.72.in-addr.arpa udp
US 8.8.8.8:53 28.143.109.104.in-addr.arpa udp
US 8.8.8.8:53 211.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 241.197.17.2.in-addr.arpa udp

Files

memory/396-0-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-1-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-2-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-3-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-5-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-6-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-7-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-4-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-8-0x00000000000F0000-0x000000000088A000-memory.dmp

memory/396-9-0x00000000000F0000-0x000000000088A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 18:00

Reported

2024-04-07 18:03

Platform

win11-20240221-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe"

Signatures

RisePro

stealer risepro

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\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.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\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe N/A

Themida packer

themida
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
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\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe

"C:\Users\Admin\AppData\Local\Temp\bf9fcd3843c7a10b1f1f14a7163de5c1a83d6d65ef4479f8be07695db7515b5b.exe"

Network

Files

memory/1236-0-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-1-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-2-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-3-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-4-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-5-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-6-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-7-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-8-0x0000000000D20000-0x00000000014BA000-memory.dmp

memory/1236-9-0x0000000000D20000-0x00000000014BA000-memory.dmp