Analysis Overview
SHA256
a8176bedfc29cd5ad973ee4a84d163a5d722738e2257e274281fba6831539d6e
Threat Level: Known bad
The file 4d1787d46609b8f4a6999a4e6a2321b2 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
Modifies Internet Explorer settings
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-22 01:53
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 01:53
Reported
2023-12-22 05:57
Platform
win10v2004-20231215-en
Max time kernel
2s
Max time network
161s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\explorer.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
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\4d1787d46609b8f4a6999a4e6a2321b2.xls"
C:\Windows\explorer.exe
explorer.exe C:\Users\Public\Documents\blqiCzA3.vbs
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\blqiCzA3.vbs"
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 19.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.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 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | syracuse.best | udp |
| US | 8.8.8.8:53 | 213.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.201.50.20.in-addr.arpa | udp |
Files
memory/2400-0-0x00007FFCD07F0000-0x00007FFCD0800000-memory.dmp
memory/2400-6-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-8-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-9-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-7-0x00007FFCD07F0000-0x00007FFCD0800000-memory.dmp
memory/2400-12-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-14-0x00007FFCCDF30000-0x00007FFCCDF40000-memory.dmp
memory/2400-15-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-16-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-17-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-19-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-18-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-20-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-22-0x00007FFCCDF30000-0x00007FFCCDF40000-memory.dmp
memory/2400-21-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-23-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-13-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-11-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-10-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-5-0x00007FFCD07F0000-0x00007FFCD0800000-memory.dmp
memory/2400-4-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-3-0x00007FFCD07F0000-0x00007FFCD0800000-memory.dmp
memory/2400-2-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-1-0x00007FFCD07F0000-0x00007FFCD0800000-memory.dmp
C:\Users\Public\Documents\blqiCzA3.vbs
| MD5 | 19ed8cba9f4c034c4ae703cf3a8ba325 |
| SHA1 | 65adf77357eb37d32140fe52daa5ee7fbd4aeab1 |
| SHA256 | 656bc444f04a1d52def22ef12c916635b1279d2c1a38525beb197a0aaa761e85 |
| SHA512 | df5f8e03d0b926c77ebbdbec8cd2c2dbc1b75184f20f19be584a7c594d9d03aced07d1c02f227330e2237c7eeccffcf409bf137bfc8c956dc87680167e104c31 |
memory/2400-35-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-36-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
memory/2400-37-0x00007FFD10770000-0x00007FFD10965000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 01:53
Reported
2023-12-22 05:57
Platform
win7-20231129-en
Max time kernel
0s
Max time network
119s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" | 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\4d1787d46609b8f4a6999a4e6a2321b2.xls
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\WaMu8vW.txt,DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | syracuse.best | udp |
| US | 8.8.8.8:53 | skill.fashion | udp |
Files
memory/3024-1-0x000000007243D000-0x0000000072448000-memory.dmp
memory/3024-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/3024-2-0x000000007243D000-0x0000000072448000-memory.dmp
memory/3024-3-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/3024-4-0x000000007243D000-0x0000000072448000-memory.dmp