Analysis Overview
SHA256
8eda1e1ab934deb09c2c3e0b27ea55029c0ef6fcdcc404ff5686cdb7189dd4cd
Threat Level: Likely malicious
The file 8eda1e1ab934deb09c2c3e0b27ea55029c0ef6fcdcc404ff5686cdb7189dd4cd was found to be: Likely malicious.
Malicious Activity Summary
Office macro that triggers on suspicious action
Suspicious Office macro
Disables RegEdit via registry modification
System Location Discovery: System Language Discovery
Office loads VBA resources, possible macro or embedded object present
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Modifies Internet Explorer start page
Suspicious behavior: AddClipboardFormatListener
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-15 21:38
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-15 21:38
Reported
2024-08-15 21:39
Platform
win7-20240705-en
Max time kernel
15s
Max time network
17s
Command Line
Signatures
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\SOFTWARE\MICROSOFT\Internet Explorer\Main | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Modifies Internet Explorer start page
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://3azu.taobao.com" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://3azu.taobao.com" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Processes
C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\8eda1e1ab934deb09c2c3e0b27ea55029c0ef6fcdcc404ff5686cdb7189dd4cd.xls
Network
Files
memory/2684-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2684-1-0x000000007219D000-0x00000000721A8000-memory.dmp
memory/2684-9-0x0000000006390000-0x0000000006490000-memory.dmp
memory/2684-6-0x0000000006390000-0x0000000006490000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\VBB02F.tmp
| MD5 | 63a99f0138b8b8db9b1ea7c49bf4b9fb |
| SHA1 | 20f81df4d9b710d478974e64c3f00f27504b454c |
| SHA256 | 516eb4fe006dadc0cc6074a99a6cf572e6141766335f8198b00a0067d512ac1f |
| SHA512 | c894d763c1b772a3fcc89683f3ce7c142069106efafaad39ba98f9368a7b79310f541d6fe1aceafee7d6272df75eae2879a5d426bbaebda299a1c5e5a08b25c5 |
memory/2684-31-0x000000007219D000-0x00000000721A8000-memory.dmp
memory/2684-32-0x0000000006390000-0x0000000006490000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-15 21:38
Reported
2024-08-15 21:39
Platform
win10v2004-20240802-en
Max time kernel
56s
Max time network
59s
Command Line
Signatures
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Modifies Internet Explorer start page
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://3azu.taobao.com" | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Processes
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\8eda1e1ab934deb09c2c3e0b27ea55029c0ef6fcdcc404ff5686cdb7189dd4cd.xls"
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 | roaming.officeapps.live.com | udp |
| GB | 52.109.28.47:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 18.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/3500-1-0x00007FFFCABAD000-0x00007FFFCABAE000-memory.dmp
memory/3500-0-0x00007FFF8AB90000-0x00007FFF8ABA0000-memory.dmp
memory/3500-5-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-6-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-4-0x00007FFF8AB90000-0x00007FFF8ABA0000-memory.dmp
memory/3500-2-0x00007FFF8AB90000-0x00007FFF8ABA0000-memory.dmp
memory/3500-3-0x00007FFF8AB90000-0x00007FFF8ABA0000-memory.dmp
memory/3500-8-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-9-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-10-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-11-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-7-0x00007FFF8AB90000-0x00007FFF8ABA0000-memory.dmp
memory/3500-12-0x00007FFF88AB0000-0x00007FFF88AC0000-memory.dmp
memory/3500-13-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-15-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-14-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-16-0x00007FFF88AB0000-0x00007FFF88AC0000-memory.dmp
memory/3500-40-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-42-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-46-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-41-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-47-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-48-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\VB97FB.tmp
| MD5 | 63a99f0138b8b8db9b1ea7c49bf4b9fb |
| SHA1 | 20f81df4d9b710d478974e64c3f00f27504b454c |
| SHA256 | 516eb4fe006dadc0cc6074a99a6cf572e6141766335f8198b00a0067d512ac1f |
| SHA512 | c894d763c1b772a3fcc89683f3ce7c142069106efafaad39ba98f9368a7b79310f541d6fe1aceafee7d6272df75eae2879a5d426bbaebda299a1c5e5a08b25c5 |
memory/3500-56-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
| MD5 | bfbe503c649981816e845da77cb6c153 |
| SHA1 | 93c3b1fc35df7410d97bb370c492af152b7e5574 |
| SHA256 | 1396da01f8f02383b39694cc15dbd96e7964deb4c6625e3d6481ef0382cc722e |
| SHA512 | 5f8d729ecde75b3e00fb58910223555317ecf6525cf3f9239e74aaad2dbd927917ff927df76b0e29ab37a18cda39529cb6743e39d8570f380754622f1633db38 |
memory/3500-71-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-72-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-73-0x00007FFFCABAD000-0x00007FFFCABAE000-memory.dmp
memory/3500-74-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-75-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-76-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-77-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
memory/3500-81-0x00007FFFCAB10000-0x00007FFFCAD05000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 716290d3fe59aa1db196efcfbdee9e20 |
| SHA1 | bc4d79fcc1c90bc60250f3441d1538c2a8c6a05b |
| SHA256 | 5cb617510ac5d787b0646a3d7a0d657ba88cb3b82ea54edbe6ae5afe10534a9a |
| SHA512 | 87c0b1ebf6b13f50b2df5b3712b4da80f86940e4e956ac5688a25bafc5c4a546e25148ffc6e5c536038fc1c5d27c42f32001d6f847189d89de2b7a7529338036 |