Malware Analysis Report

2024-11-30 15:43

Sample ID 230112-p7d23abg4z
Target MV PIONEER IRENE1.js
SHA256 f293561f8a8432c1f92858eff79fa9cb0dce4292687f09a6ee1ea52cb395961d
Tags
vjw0rm collection spyware stealer trojan worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

f293561f8a8432c1f92858eff79fa9cb0dce4292687f09a6ee1ea52cb395961d

Threat Level: Known bad

The file MV PIONEER IRENE1.js was found to be: Known bad.

Malicious Activity Summary

vjw0rm collection spyware stealer trojan worm

Vjw0rm

Executes dropped EXE

Blocklisted process makes network request

Checks computer location settings

Drops startup file

Reads user/profile data of web browsers

Legitimate hosting services abused for malware hosting/C2

Accesses Microsoft Outlook profiles

Enumerates physical storage devices

Checks processor information in registry

Modifies system certificate store

Suspicious use of AdjustPrivilegeToken

outlook_win_path

Suspicious use of WriteProcessMemory

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-01-12 12:57

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-12 12:57

Reported

2023-01-12 13:00

Platform

win7-20221111-en

Max time kernel

147s

Max time network

151s

Command Line

wscript.exe "C:\Users\Admin\AppData\Local\Temp\MV PIONEER IRENE1.js"

Signatures

Vjw0rm

trojan worm vjw0rm

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ReMheFnfnu.js C:\Windows\System32\wscript.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ReMheFnfnu.js C:\Windows\System32\wscript.exe N/A

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Legitimate hosting services abused for malware hosting/C2

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 0f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47420000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe "C:\Users\Admin\AppData\Local\Temp\MV PIONEER IRENE1.js"

C:\Windows\System32\wscript.exe

"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\ReMheFnfnu.js"

C:\Users\Admin\AppData\Local\Temp\Payload-1.exe

"C:\Users\Admin\AppData\Local\Temp\Payload-1.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 javaautorun.duia.ro udp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 discord.com udp
N/A 162.159.137.232:443 discord.com tcp
N/A 8.8.8.8:53 mail.agritrader.net.ve udp
N/A 190.114.12.98:587 mail.agritrader.net.ve tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp

Files

memory/836-54-0x000007FEFBF61000-0x000007FEFBF63000-memory.dmp

memory/1136-55-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\ReMheFnfnu.js

MD5 c3ac7171af4f9c6564c944b0c43e11c3
SHA1 17199bac943ab82cf4d97bc4a6d2a262121138d5
SHA256 5a56274341805f7b17c4dc8435b1d5ecec97f60c3555228c1c12decae4503de4
SHA512 0505e21e0bef9d3c75c3ceb0bc2272d3e3aaf41c2b0600ac981218e8251ef9ae49f3ff2d7128c326bec02343f4471362789a30235ea7fa09bd9e53b7eb8ae200

memory/720-57-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\Payload-1.exe

MD5 5d69b96143f57d5a20e3e118308005b6
SHA1 01f8350a1cb668c1b023d7c5e28b55d5d4e18d07
SHA256 666a2de04c0e4233afc3c1632997b7cbe1d1d17408f2172ecf0ee2359ccd30ed
SHA512 7b9c50d9455a1d5a4e2ff09b5e6bf4edfd246abb571eaf3189e8140c9764e46d94d9972bce446f4717d32eb21c0b798ad09bbed6af24a95a139eddd9a8ac9e73

C:\Users\Admin\AppData\Local\Temp\Payload-1.exe

MD5 5d69b96143f57d5a20e3e118308005b6
SHA1 01f8350a1cb668c1b023d7c5e28b55d5d4e18d07
SHA256 666a2de04c0e4233afc3c1632997b7cbe1d1d17408f2172ecf0ee2359ccd30ed
SHA512 7b9c50d9455a1d5a4e2ff09b5e6bf4edfd246abb571eaf3189e8140c9764e46d94d9972bce446f4717d32eb21c0b798ad09bbed6af24a95a139eddd9a8ac9e73

memory/720-61-0x0000000000110000-0x00000000001D2000-memory.dmp

memory/720-62-0x0000000076771000-0x0000000076773000-memory.dmp

memory/720-63-0x00000000007A0000-0x00000000007AE000-memory.dmp

memory/720-64-0x0000000008340000-0x00000000083F2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-12 12:57

Reported

2023-01-12 13:00

Platform

win10v2004-20220812-en

Max time kernel

144s

Max time network

152s

Command Line

wscript.exe "C:\Users\Admin\AppData\Local\Temp\MV PIONEER IRENE1.js"

Signatures

Vjw0rm

trojan worm vjw0rm

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation C:\Windows\system32\wscript.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ReMheFnfnu.js C:\Windows\System32\wscript.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ReMheFnfnu.js C:\Windows\System32\wscript.exe N/A

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Legitimate hosting services abused for malware hosting/C2

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\Payload-1.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Payload-1.exe N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe "C:\Users\Admin\AppData\Local\Temp\MV PIONEER IRENE1.js"

C:\Windows\System32\wscript.exe

"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\ReMheFnfnu.js"

C:\Users\Admin\AppData\Local\Temp\Payload-1.exe

"C:\Users\Admin\AppData\Local\Temp\Payload-1.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 javaautorun.duia.ro udp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 discord.com udp
N/A 162.159.128.233:443 discord.com tcp
N/A 8.8.8.8:53 mail.agritrader.net.ve udp
N/A 190.114.12.98:587 mail.agritrader.net.ve tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 95.101.78.106:80 tcp
N/A 95.101.78.106:80 tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 51.116.253.168:443 tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 93.184.220.29:80 tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp
N/A 194.5.98.97:5443 javaautorun.duia.ro tcp

Files

memory/2580-132-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\ReMheFnfnu.js

MD5 c3ac7171af4f9c6564c944b0c43e11c3
SHA1 17199bac943ab82cf4d97bc4a6d2a262121138d5
SHA256 5a56274341805f7b17c4dc8435b1d5ecec97f60c3555228c1c12decae4503de4
SHA512 0505e21e0bef9d3c75c3ceb0bc2272d3e3aaf41c2b0600ac981218e8251ef9ae49f3ff2d7128c326bec02343f4471362789a30235ea7fa09bd9e53b7eb8ae200

memory/408-134-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\Payload-1.exe

MD5 5d69b96143f57d5a20e3e118308005b6
SHA1 01f8350a1cb668c1b023d7c5e28b55d5d4e18d07
SHA256 666a2de04c0e4233afc3c1632997b7cbe1d1d17408f2172ecf0ee2359ccd30ed
SHA512 7b9c50d9455a1d5a4e2ff09b5e6bf4edfd246abb571eaf3189e8140c9764e46d94d9972bce446f4717d32eb21c0b798ad09bbed6af24a95a139eddd9a8ac9e73

C:\Users\Admin\AppData\Local\Temp\Payload-1.exe

MD5 5d69b96143f57d5a20e3e118308005b6
SHA1 01f8350a1cb668c1b023d7c5e28b55d5d4e18d07
SHA256 666a2de04c0e4233afc3c1632997b7cbe1d1d17408f2172ecf0ee2359ccd30ed
SHA512 7b9c50d9455a1d5a4e2ff09b5e6bf4edfd246abb571eaf3189e8140c9764e46d94d9972bce446f4717d32eb21c0b798ad09bbed6af24a95a139eddd9a8ac9e73

memory/408-137-0x0000000000AE0000-0x0000000000BA2000-memory.dmp

memory/408-138-0x00000000079D0000-0x0000000007A36000-memory.dmp

memory/408-139-0x0000000008F20000-0x0000000008F42000-memory.dmp

memory/408-140-0x00000000093E0000-0x00000000093EA000-memory.dmp

memory/408-141-0x0000000009410000-0x0000000009422000-memory.dmp