Malware Analysis Report

2024-11-30 15:43

Sample ID 230117-xwxzsshg31
Target 98e3648add4ab0724ebeb54eb720e8ad97ad52b0
SHA256 9005a39c203e068daa077fe244e2608d36852dbef6f6ce8b28cc5cc015b89b1b
Tags
vjw0rm 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

9005a39c203e068daa077fe244e2608d36852dbef6f6ce8b28cc5cc015b89b1b

Threat Level: Known bad

The file 98e3648add4ab0724ebeb54eb720e8ad97ad52b0 was found to be: Known bad.

Malicious Activity Summary

vjw0rm spyware stealer trojan worm

Vjw0rm

Blocklisted process makes network request

Executes dropped EXE

Checks computer location settings

Loads dropped DLL

Reads user/profile data of web browsers

Drops startup file

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Modifies Internet Explorer settings

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-01-17 19:12

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-17 19:12

Reported

2023-01-17 19:16

Platform

win7-20221111-en

Max time kernel

184s

Max time network

191s

Command Line

C:\Windows\Explorer.EXE

Signatures

Vjw0rm

trojan worm vjw0rm

Executes dropped EXE

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\bin.exe N/A

Drops startup file

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\wscript.exe N/A

Reads user/profile data of web browsers

spyware stealer

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1996 set thread context of 1300 N/A C:\Users\Admin\AppData\Local\Temp\bin.exe C:\Windows\Explorer.EXE
PID 1980 set thread context of 1300 N/A C:\Windows\SysWOW64\wscript.exe C:\Windows\Explorer.EXE

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \Registry\User\S-1-5-21-3406023954-474543476-3319432036-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 C:\Windows\SysWOW64\wscript.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\wscript.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 520 wrote to memory of 1056 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\wscript.exe
PID 520 wrote to memory of 1056 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\wscript.exe
PID 520 wrote to memory of 1056 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\wscript.exe
PID 520 wrote to memory of 1996 N/A C:\Windows\system32\wscript.exe C:\Users\Admin\AppData\Local\Temp\bin.exe
PID 520 wrote to memory of 1996 N/A C:\Windows\system32\wscript.exe C:\Users\Admin\AppData\Local\Temp\bin.exe
PID 520 wrote to memory of 1996 N/A C:\Windows\system32\wscript.exe C:\Users\Admin\AppData\Local\Temp\bin.exe
PID 520 wrote to memory of 1996 N/A C:\Windows\system32\wscript.exe C:\Users\Admin\AppData\Local\Temp\bin.exe
PID 1300 wrote to memory of 1980 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\wscript.exe
PID 1300 wrote to memory of 1980 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\wscript.exe
PID 1300 wrote to memory of 1980 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\wscript.exe
PID 1300 wrote to memory of 1980 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\wscript.exe
PID 1980 wrote to memory of 1632 N/A C:\Windows\SysWOW64\wscript.exe C:\Program Files\Mozilla Firefox\Firefox.exe
PID 1980 wrote to memory of 1632 N/A C:\Windows\SysWOW64\wscript.exe C:\Program Files\Mozilla Firefox\Firefox.exe
PID 1980 wrote to memory of 1632 N/A C:\Windows\SysWOW64\wscript.exe C:\Program Files\Mozilla Firefox\Firefox.exe
PID 1980 wrote to memory of 1632 N/A C:\Windows\SysWOW64\wscript.exe C:\Program Files\Mozilla Firefox\Firefox.exe
PID 1980 wrote to memory of 1632 N/A C:\Windows\SysWOW64\wscript.exe C:\Program Files\Mozilla Firefox\Firefox.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\98e3648add4ab0724ebeb54eb720e8ad97ad52b0.js

C:\Windows\System32\wscript.exe

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

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

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

C:\Windows\SysWOW64\wscript.exe

"C:\Windows\SysWOW64\wscript.exe"

C:\Program Files\Mozilla Firefox\Firefox.exe

"C:\Program Files\Mozilla Firefox\Firefox.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 javaautorun.duia.ro udp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.ambilis.com udp
N/A 199.59.243.222:80 www.ambilis.com tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.sqlite.org udp
N/A 45.33.6.223:80 www.sqlite.org tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.theedenpublicschool.com udp
N/A 162.214.81.26:80 www.theedenpublicschool.com tcp
N/A 162.214.81.26:80 www.theedenpublicschool.com tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.ecomicsvilla.com udp
N/A 198.252.102.191:80 www.ecomicsvilla.com tcp
N/A 198.252.102.191:80 www.ecomicsvilla.com tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.boltag.xyz udp
N/A 199.192.31.98:80 www.boltag.xyz tcp
N/A 199.192.31.98:80 www.boltag.xyz tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.boltag.xyz udp
N/A 199.192.31.98:80 www.boltag.xyz tcp
N/A 45.33.6.223:80 www.sqlite.org tcp
N/A 8.8.8.8:53 www.f1253.com udp
N/A 34.92.178.239:80 www.f1253.com tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 34.92.178.239:80 www.f1253.com tcp

Files

memory/1056-54-0x0000000000000000-mapping.dmp

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

MD5 90c052e2282de1c12470fc54d62681d9
SHA1 ea069b254dde1f6cad46afedf55c69d4516a0d7a
SHA256 be62476863ca538e76f33e4758a5a5af8609d681026c4e325d8d667470aa9097
SHA512 73661062644236fcd76f689a8271f5f2c875468fbfdd4a4431a2b419c8bc093129345ee9b83d4f87eaa389a1ff12e776ba5d0d5845899931e1b72c32d4cb5ea7

memory/1996-56-0x0000000000000000-mapping.dmp

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

MD5 f9fdfca55156f35ea48a17947d091f4d
SHA1 15f10040cf10535deed5ca028150ed847a585d01
SHA256 7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0
SHA512 53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

memory/1996-58-0x0000000001390000-0x00000000013BF000-memory.dmp

memory/1056-59-0x000007FEFBFC1000-0x000007FEFBFC3000-memory.dmp

memory/1996-60-0x00000000008B0000-0x0000000000BB3000-memory.dmp

memory/1996-61-0x00000000000A0000-0x00000000000B0000-memory.dmp

memory/1300-62-0x0000000006CE0000-0x0000000006DFA000-memory.dmp

memory/1980-63-0x0000000000000000-mapping.dmp

memory/1996-64-0x0000000001390000-0x00000000013BF000-memory.dmp

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

MD5 f9fdfca55156f35ea48a17947d091f4d
SHA1 15f10040cf10535deed5ca028150ed847a585d01
SHA256 7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0
SHA512 53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

memory/1980-66-0x00000000000F0000-0x0000000000116000-memory.dmp

memory/1980-67-0x0000000001FD0000-0x00000000022D3000-memory.dmp

memory/1980-68-0x0000000000070000-0x000000000009D000-memory.dmp

memory/1980-69-0x00000000005C0000-0x000000000064F000-memory.dmp

memory/1300-70-0x00000000072F0000-0x00000000073EA000-memory.dmp

memory/1300-71-0x0000000006CE0000-0x0000000006DFA000-memory.dmp

memory/1300-72-0x00000000072F0000-0x00000000073EA000-memory.dmp

memory/1980-73-0x0000000075881000-0x0000000075883000-memory.dmp

\Users\Admin\AppData\Local\Temp\sqlite3.dll

MD5 e1b58e0aa1b377a1d0e940660ad1ace1
SHA1 5afc7291b26855b1252b26381ebc85ed3cca218f
SHA256 1b98c006231d38524e2278a474c49274fe42e0bb1a31bcfda02e6e32f559b777
SHA512 9ce778bcb586638662b090910c4ceab3b64e16dfaf905a7581c1d349fecdf186995b3cc0dc8c6fc6e9761ea2831d7b14ac1619c2bd5ebc6d18015842e5d94aa2

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-17 19:12

Reported

2023-01-17 19:16

Platform

win10v2004-20221111-en

Max time kernel

166s

Max time network

171s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\98e3648add4ab0724ebeb54eb720e8ad97ad52b0.js

Signatures

Vjw0rm

trojan worm vjw0rm

Executes dropped EXE

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\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\TzTlSUHDie.js C:\Windows\System32\wscript.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\TzTlSUHDie.js C:\Windows\System32\wscript.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4716 set thread context of 2184 N/A C:\Users\Admin\AppData\Local\Temp\bin.exe C:\Windows\Explorer.EXE
PID 2864 set thread context of 2184 N/A C:\Windows\SysWOW64\msiexec.exe C:\Windows\Explorer.EXE

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \Registry\User\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 C:\Windows\SysWOW64\msiexec.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A
N/A N/A C:\Windows\SysWOW64\msiexec.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bin.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\98e3648add4ab0724ebeb54eb720e8ad97ad52b0.js

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Windows\System32\wscript.exe

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

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

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

C:\Windows\SysWOW64\msiexec.exe

"C:\Windows\SysWOW64\msiexec.exe"

C:\Program Files\Mozilla Firefox\Firefox.exe

"C:\Program Files\Mozilla Firefox\Firefox.exe"

Network

Country Destination Domain Proto
N/A 52.182.143.208:443 tcp
N/A 8.8.8.8:53 javaautorun.duia.ro udp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 87.248.202.1:80 tcp
N/A 87.248.202.1:80 tcp
N/A 87.248.202.1:80 tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 15.89.54.20.in-addr.arpa udp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.ambilis.com udp
N/A 199.59.243.222:80 www.ambilis.com tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 f.7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.0.0.0.0.3.0.1.3.0.6.2.ip6.arpa udp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 8.8.8.8:53 www.theedenpublicschool.com udp
N/A 162.214.81.26:80 www.theedenpublicschool.com tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp
N/A 194.5.98.109:5443 javaautorun.duia.ro tcp

Files

memory/3176-132-0x0000000000000000-mapping.dmp

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

MD5 90c052e2282de1c12470fc54d62681d9
SHA1 ea069b254dde1f6cad46afedf55c69d4516a0d7a
SHA256 be62476863ca538e76f33e4758a5a5af8609d681026c4e325d8d667470aa9097
SHA512 73661062644236fcd76f689a8271f5f2c875468fbfdd4a4431a2b419c8bc093129345ee9b83d4f87eaa389a1ff12e776ba5d0d5845899931e1b72c32d4cb5ea7

memory/4716-134-0x0000000000000000-mapping.dmp

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

MD5 f9fdfca55156f35ea48a17947d091f4d
SHA1 15f10040cf10535deed5ca028150ed847a585d01
SHA256 7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0
SHA512 53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

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

MD5 f9fdfca55156f35ea48a17947d091f4d
SHA1 15f10040cf10535deed5ca028150ed847a585d01
SHA256 7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0
SHA512 53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

memory/4716-137-0x0000000000AB0000-0x0000000000ADF000-memory.dmp

memory/4716-138-0x0000000001220000-0x000000000156A000-memory.dmp

memory/4716-139-0x0000000000AA0000-0x0000000000AB0000-memory.dmp

memory/2184-140-0x0000000003150000-0x0000000003240000-memory.dmp

memory/2864-141-0x0000000000000000-mapping.dmp

memory/4716-142-0x0000000000AB0000-0x0000000000ADF000-memory.dmp

memory/2864-143-0x0000000000C50000-0x0000000000C62000-memory.dmp

memory/2864-144-0x0000000000B60000-0x0000000000B8D000-memory.dmp

memory/2864-145-0x0000000002D00000-0x000000000304A000-memory.dmp

memory/2864-146-0x0000000000B60000-0x0000000000B8D000-memory.dmp

memory/2864-147-0x0000000002B30000-0x0000000002BBF000-memory.dmp

memory/2184-148-0x0000000003240000-0x0000000003348000-memory.dmp

memory/2184-149-0x0000000003240000-0x0000000003348000-memory.dmp