Malware Analysis Report

2024-11-16 13:49

Sample ID 240629-lfsvcsxfrr
Target infected.zip
SHA256 1fb2d6e3cc9b5638ef5f6ede662fde0e53a81621aec5083f795da2b297c2f8ba
Tags
stealc vidar discovery evasion 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 Overview

score
10/10

SHA256

1fb2d6e3cc9b5638ef5f6ede662fde0e53a81621aec5083f795da2b297c2f8ba

Threat Level: Known bad

The file infected.zip was found to be: Known bad.

Malicious Activity Summary

stealc vidar discovery evasion spyware stealer trojan

Detect Vidar Stealer

Vidar

Stealc

Downloads MZ/PE file

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Executes dropped EXE

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks whether UAC is enabled

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-29 09:29

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-29 09:28

Reported

2024-06-29 09:31

Platform

win11-20240419-en

Max time kernel

92s

Max time network

96s

Command Line

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

Signatures

Detect Vidar Stealer

stealer
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

Stealc

stealer stealc

Vidar

stealer vidar

Downloads MZ/PE file

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe N/A

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

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\Setup.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3396 set thread context of 2460 N/A C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe C:\Windows\SysWOW64\more.com

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\VIDA.au3 N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\VIDA.au3 N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe N/A
N/A N/A C:\Windows\SysWOW64\more.com N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\VIDA.au3 N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\VIDA.au3 N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 992 wrote to memory of 5092 N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe
PID 992 wrote to memory of 5092 N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe
PID 5092 wrote to memory of 3396 N/A C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe
PID 5092 wrote to memory of 3396 N/A C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe
PID 3396 wrote to memory of 2460 N/A C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe C:\Windows\SysWOW64\more.com
PID 3396 wrote to memory of 2460 N/A C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe C:\Windows\SysWOW64\more.com
PID 3396 wrote to memory of 2460 N/A C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe C:\Windows\SysWOW64\more.com
PID 3396 wrote to memory of 2460 N/A C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe C:\Windows\SysWOW64\more.com
PID 2460 wrote to memory of 2240 N/A C:\Windows\SysWOW64\more.com C:\Users\Admin\AppData\Local\Temp\VIDA.au3
PID 2460 wrote to memory of 2240 N/A C:\Windows\SysWOW64\more.com C:\Users\Admin\AppData\Local\Temp\VIDA.au3
PID 2460 wrote to memory of 2240 N/A C:\Windows\SysWOW64\more.com C:\Users\Admin\AppData\Local\Temp\VIDA.au3
PID 2460 wrote to memory of 2240 N/A C:\Windows\SysWOW64\more.com C:\Users\Admin\AppData\Local\Temp\VIDA.au3
PID 2460 wrote to memory of 2240 N/A C:\Windows\SysWOW64\more.com C:\Users\Admin\AppData\Local\Temp\VIDA.au3
PID 2460 wrote to memory of 2240 N/A C:\Windows\SysWOW64\more.com C:\Users\Admin\AppData\Local\Temp\VIDA.au3

Processes

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

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

C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe

C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe

C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe

C:\Users\Admin\AppData\Roaming\nodealt\JRWeb.exe

C:\Windows\SysWOW64\more.com

C:\Windows\SysWOW64\more.com

C:\Users\Admin\AppData\Local\Temp\VIDA.au3

C:\Users\Admin\AppData\Local\Temp\VIDA.au3

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
US 8.8.8.8:53 99.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.249.124.192.in-addr.arpa udp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp

Files

memory/992-0-0x00007FF781090000-0x00007FF781F01000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9ffe5600

MD5 269b7fe84066adeabdc1ccf7b8d0641a
SHA1 1148ecb7e08a4ad4f334d524b348c2dea033120a
SHA256 7c654bff9135e6b86c1aa7c40e29c704dea1945c96a559169bfc3300191b180d
SHA512 a1e1a7885dde35f0aa7f003422ececa24bc8f8013252b527d1dc3dcb6ffd83cc29c7fd112942a4813e46ba2e5f276235569f282c74a9fe33aed5c001ab93eea3

memory/992-6-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

memory/992-8-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\nodealt\WebView2Loader.dll

MD5 4a99cb402c0d843b61a83015e0d3d731
SHA1 ac59e7722c85fef8050a715e6f4c3a3e5085d98e
SHA256 4ae3f7437a6991db64eac8e5d2fa02e9edce56ad98aaa273006963fed39548a8
SHA512 1eceb6ff5f53a98e61f21c90de9242e46c9607817eeb7ce77f500a5b225e123ac52b357c7729b334063cd8c8b37c2fbe38e76c1a5ee77244b176aa3e08d7eb18

C:\Users\Admin\AppData\Local\Temp\nodealt\perfidy.svg

MD5 d7046da347cd1c24f9af82a326413734
SHA1 a8ecd6cd212e0b866ef9611bf07b6826262da0c4
SHA256 580209f46352f01b832c81a836e72d05819d33502f51bdda6212eefe0b7675d6
SHA512 cd0327dce2c68ee800e204972a88afc30b59e93847a4837fb72ddb2ee0de73e40b8e4450d7f800d50adf239ee0bdf6a1818e21c05677d1893906fc898f59c9de

C:\Users\Admin\AppData\Local\Temp\nodealt\JRWeb.exe

MD5 c047ae13fc1e25bc494b17ca10aa179e
SHA1 e293c7815c0eb8fbc44d60a3e9b27bd91b44b522
SHA256 6c30c8a2e827f48fcfc934dd34fb2cb10acb8747fd11faae085d8ad352c01fbf
SHA512 0cfb96d23b043bcb954cc307f85e5bbc349c0c8a0c6eaa335ea9a8fa19ce65b047f30ed0049562d40880400d4f70e3bb28975d6970f3ae4af6da1ba06e36d48c

memory/992-18-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

memory/992-16-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

memory/992-11-0x00007FF860768000-0x00007FF860769000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\nodealt\butadiene.wav

MD5 4f43217ff7e7fcb652b20534150b9f0d
SHA1 035e35018b9c88309c8fdd7edde4d3add42606b8
SHA256 223b47f477447d6584a7d27a10e92694a5a9c4c3823e126a2753a1e700128017
SHA512 e06b90045ad605de2fae14a65959e684d4a64a85dec8eedf26b179ca16d3d17601afa2766a4cbde4f2061f70ee99f4d9746d7edc1a0e93648abe366616560479

memory/5092-24-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

memory/3396-36-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

memory/3396-37-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

memory/992-38-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

memory/3396-39-0x00007FF860750000-0x00007FF8608CA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\a7074fd7

MD5 47eae76f935ca7e5e24b84c60b694570
SHA1 e936825d92661459f6486b770d495f368c61f545
SHA256 f32f1a3810552391c1ea80d4c6f90c01ab0617a9dc71a57dc20b062f84b61080
SHA512 a383b4df0a1be7bc2adf122845cf65d9315e239beb479a0378285bee013aebc138b8dc7068ebecbc2097b14a0b21dae06621ae4e7db8a877af96b924c4c3014b

memory/2460-42-0x00007FF86FD80000-0x00007FF86FF89000-memory.dmp

memory/2460-44-0x0000000075290000-0x000000007540D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\VIDA.au3

MD5 c56b5f0201a3b3de53e561fe76912bfd
SHA1 2a4062e10a5de813f5688221dbeb3f3ff33eb417
SHA256 237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
SHA512 195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

memory/2240-50-0x0000000000D00000-0x0000000000F49000-memory.dmp

memory/2240-52-0x00007FF86FD80000-0x00007FF86FF89000-memory.dmp

memory/2240-53-0x0000000000D00000-0x0000000000F49000-memory.dmp

memory/2240-69-0x00000000212E0000-0x000000002153F000-memory.dmp

memory/2240-108-0x0000000000D00000-0x0000000000F49000-memory.dmp

memory/2240-109-0x0000000000D00000-0x0000000000F49000-memory.dmp

memory/2240-110-0x0000000000D00000-0x0000000000F49000-memory.dmp

C:\ProgramData\KEGDBFIJKEBG\ECAEGH

MD5 59071590099d21dd439896592338bf95
SHA1 6a521e1d2a632c26e53b83d2cc4b0edecfc1e68c
SHA256 07854d2fef297a06ba81685e660c332de36d5d18d546927d30daad6d7fda1541
SHA512 eedb6cadbceb2c991fc6f68dccb80463b3f660c5358acd7d705398ae2e3df2b4327f0f6c6746486848bd2992b379776483a98063ae96edb45877bb0314874668

memory/2240-144-0x0000000000D00000-0x0000000000F49000-memory.dmp

memory/2240-145-0x0000000000D00000-0x0000000000F49000-memory.dmp