Analysis Overview
SHA256
3be4c05419439115faeb1c96b7098c71dd1b5028e04ca0763a45956457927a91
Threat Level: Known bad
The file 326e9995e950dbe5f86a9186b0cc94b4 was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex Shellcode
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Checks whether UAC is enabled
Unsigned PE
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-31 10:19
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-31 10:19
Reported
2024-01-04 05:20
Platform
win10v2004-20231215-en
Max time kernel
144s
Max time network
165s
Command Line
Signatures
Dridex
Dridex Shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\BTonN2\BitLockerWizardElev.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\U46\MusNotificationUx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\ZD1f\RdpSaUacHelper.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\BTonN2\BitLockerWizardElev.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\U46\MusNotificationUx.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\ZD1f\RdpSaUacHelper.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gdfgjdhwrlpouj = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Crypto\\nItGzhq\\MusNotificationUx.exe" | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\system32\rundll32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\BTonN2\BitLockerWizardElev.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\U46\MusNotificationUx.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\ZD1f\RdpSaUacHelper.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | 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 | 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 | 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 | 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 | 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 | 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 | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\326e9995e950dbe5f86a9186b0cc94b4.dll,#1
C:\Windows\system32\BitLockerWizardElev.exe
C:\Windows\system32\BitLockerWizardElev.exe
C:\Users\Admin\AppData\Local\BTonN2\BitLockerWizardElev.exe
C:\Users\Admin\AppData\Local\BTonN2\BitLockerWizardElev.exe
C:\Windows\system32\MusNotificationUx.exe
C:\Windows\system32\MusNotificationUx.exe
C:\Users\Admin\AppData\Local\U46\MusNotificationUx.exe
C:\Users\Admin\AppData\Local\U46\MusNotificationUx.exe
C:\Windows\system32\RdpSaUacHelper.exe
C:\Windows\system32\RdpSaUacHelper.exe
C:\Users\Admin\AppData\Local\ZD1f\RdpSaUacHelper.exe
C:\Users\Admin\AppData\Local\ZD1f\RdpSaUacHelper.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 85.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/2104-1-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/2104-0-0x0000018F9AE80000-0x0000018F9AE87000-memory.dmp
memory/3480-4-0x00000000031A0000-0x00000000031A1000-memory.dmp
memory/3480-6-0x00007FFE286FA000-0x00007FFE286FB000-memory.dmp
memory/2104-8-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-9-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-10-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-11-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-12-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-7-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-13-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-14-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-15-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-16-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-17-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-18-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-19-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-20-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-21-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-22-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-23-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-24-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-25-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-26-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-27-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-28-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-29-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-30-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-31-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-32-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-33-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-34-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-35-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-36-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-37-0x0000000001450000-0x0000000001457000-memory.dmp
memory/3480-44-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-47-0x00007FFE289A0000-0x00007FFE289B0000-memory.dmp
memory/3480-54-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/3480-56-0x0000000140000000-0x00000001401AF000-memory.dmp
C:\Users\Admin\AppData\Local\BTonN2\BitLockerWizardElev.exe
| MD5 | 8ac5a3a20cf18ae2308c64fd707eeb81 |
| SHA1 | 31f2f0bdc2eb3e0d2a6cd626ea8ed71262865544 |
| SHA256 | 803eb37617d450704766cb167dc9766e82102a94940a26a988ad26ab8be3f2f5 |
| SHA512 | 85d0e28e4bffec709f26b2f0d20eb76373134af43bcaa70b97a03efa273b77dd4fbd4f6ee026774ce4029ab5a983aea057111efcd234ab1686a9bd0f7202748b |
C:\Users\Admin\AppData\Local\BTonN2\FVEWIZ.dll
| MD5 | 9fbfc1be8c63ba3db32d51bce4b56292 |
| SHA1 | d3bef1b249bf150c13e147b3c280eaea9db50232 |
| SHA256 | a7c5c5b06d6445429c5766d2de665e0d2c10e8d60eb3fd4128822cbfda9cd022 |
| SHA512 | 6d7815bcab181aa67e868e7af32a0c103574ecccac20ae68c4d37eb96d3a64cba7cc25b24a7483c9060169078a498daf1bc4b7dcf20bee099bc9ddb3fdaf701b |
memory/4164-65-0x0000028A83EB0000-0x0000028A83EB7000-memory.dmp
memory/4164-66-0x0000000140000000-0x00000001401B0000-memory.dmp
memory/4164-71-0x0000000140000000-0x00000001401B0000-memory.dmp
C:\Users\Admin\AppData\Local\U46\MusNotificationUx.exe
| MD5 | 869a214114a81712199f3de5d69d9aad |
| SHA1 | be973e4188eff0d53fdf0e9360106e8ad946d89f |
| SHA256 | 405c2df9a36d7cfb5c8382c96f04792eb88c11a6cfa36b1d2ec3e0bec8d17361 |
| SHA512 | befcdeb8de6e68b9ee0bacd4cbc80f7393a0213d4039b239c98585e0cd5db1755c75559a62372374cbfb7132b6a7973ea9e6a31952e0e0ba007079c56e6d9012 |
C:\Users\Admin\AppData\Local\U46\XmlLite.dll
| MD5 | fae16bd8ec2c7c6282738e933fb90d2f |
| SHA1 | 23921af047bf10c821d33973a0b057d88d255faf |
| SHA256 | 019e8bcd9ac815770d5b97c619250b8e6f671fe92dde36f2ae1f395895235519 |
| SHA512 | e2e834868a016a58be41d166513f65422e9b6ff407b6e6d4f74cff98d2d00b716f3f37f79518dd315006ffb71afcff14411d423329a85cd7889b87fd9b9fcebd |
memory/3952-84-0x000001F7D6B00000-0x000001F7D6B07000-memory.dmp
memory/3952-90-0x0000000140000000-0x00000001401B0000-memory.dmp
C:\Users\Admin\AppData\Local\ZD1f\RdpSaUacHelper.exe
| MD5 | 0d5b016ac7e7b6257c069e8bb40845de |
| SHA1 | 5282f30e90cbd1be8da95b73bc1b6a7d041e43c2 |
| SHA256 | 6a6fdd834af9c79c5ffc5e6b51700030259aeae535f8626df84b07b7d2cee067 |
| SHA512 | cd44d8b70fc67c692e6966b4ad86a7de9c96df0bade1b3a80cb4767be159d64f3cc04dc5934f7d843b15101865089e43b8aecabddc370b22caf0c48b56b3430e |
C:\Users\Admin\AppData\Local\ZD1f\WINSTA.dll
| MD5 | d3b046dd9c0fda92d0825fdc01f46225 |
| SHA1 | e3f56186d98145c7a00c11209994b4b344223542 |
| SHA256 | 184846d9d6f7491d947ce7016fea4abde3807f8765385fff1db6714adc373744 |
| SHA512 | 13c15d4c12c321ba86b21308ea0bdf98abbfdc4ee3b337d36f3f4150434dc7fea240ee336174ccf03130fd17de1264a239566ff4c976d899cebd460dbe278394 |
memory/456-101-0x0000000140000000-0x00000001401B1000-memory.dmp
memory/456-102-0x0000023251C00000-0x0000023251C07000-memory.dmp
memory/456-107-0x0000000140000000-0x00000001401B1000-memory.dmp
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Btpzaqnqvnv.lnk
| MD5 | 99eb3c847175c1458ad85d54d8888294 |
| SHA1 | e04a95199aed94ba09e5eb7d8bd1e30eef80a7d2 |
| SHA256 | 83623c7eec337d68686885462046852f1fce981709df3086bb93bad73abc6fa4 |
| SHA512 | 9ec1253e5ab7d305139102e2cc372b076a52c303bd1f189505152137fcccced76505c192026f11cf4a71bb65f261d098dd54d0e7d2262626f1f57927d7446001 |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-31 10:19
Reported
2024-01-04 05:20
Platform
win7-20231215-en
Max time kernel
3s
Max time network
118s
Command Line
Signatures
Dridex
Dridex Shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\system32\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\326e9995e950dbe5f86a9186b0cc94b4.dll,#1
C:\Users\Admin\AppData\Local\hcOx\lpksetup.exe
C:\Users\Admin\AppData\Local\hcOx\lpksetup.exe
C:\Windows\system32\lpksetup.exe
C:\Windows\system32\lpksetup.exe
C:\Users\Admin\AppData\Local\FfcmUx\slui.exe
C:\Users\Admin\AppData\Local\FfcmUx\slui.exe
C:\Windows\system32\slui.exe
C:\Windows\system32\slui.exe
C:\Users\Admin\AppData\Local\Z8u4fmSs\wbengine.exe
C:\Users\Admin\AppData\Local\Z8u4fmSs\wbengine.exe
C:\Windows\system32\wbengine.exe
C:\Windows\system32\wbengine.exe
Network
Files
memory/2348-1-0x00000000000A0000-0x00000000000A7000-memory.dmp
memory/2348-0-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-4-0x0000000077816000-0x0000000077817000-memory.dmp
memory/1192-5-0x00000000025F0000-0x00000000025F1000-memory.dmp
memory/1192-13-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-25-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-35-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-38-0x0000000002600000-0x0000000002607000-memory.dmp
memory/1192-36-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-46-0x0000000077A80000-0x0000000077A82000-memory.dmp
memory/1192-45-0x0000000077921000-0x0000000077922000-memory.dmp
memory/1192-55-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-60-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/2572-73-0x0000000140000000-0x00000001401B0000-memory.dmp
memory/2572-78-0x0000000140000000-0x00000001401B0000-memory.dmp
memory/2572-75-0x0000000000100000-0x0000000000107000-memory.dmp
memory/1192-64-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-44-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-34-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-33-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-32-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-31-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-30-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-29-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-28-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-27-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-26-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-24-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-23-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-22-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-21-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-20-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-19-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-18-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-17-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-16-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-15-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/2924-97-0x0000000000190000-0x0000000000197000-memory.dmp
memory/2924-102-0x0000000140000000-0x00000001401B0000-memory.dmp
memory/1192-14-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-12-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-11-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-10-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-9-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/2348-8-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-7-0x0000000140000000-0x00000001401AF000-memory.dmp
memory/1192-151-0x0000000077816000-0x0000000077817000-memory.dmp