Analysis
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max time kernel
121s -
max time network
159s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
29-10-2021 11:18
Static task
static1
Behavioral task
behavioral1
Sample
vir.doc
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
vir.doc
Resource
win10-en-20210920
General
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Target
vir.doc
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Size
417KB
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MD5
ba23c4970aa9c2de50bdf1b1e33bbadc
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SHA1
d51ee5f01cb47da056917564e8046cb41fc0e052
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SHA256
89885adcbb030fd0251b08cc401392e90d4ad948f6cfc68dda34472c455a8951
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SHA512
ec179c2b15d2db6190bb10867c407143d78adccb6bd920d83c083843eeb1bb47a11cb5c92a4a398ad04783fa2dd223009f462d01b9822ab51c05f70ebe654e30
Malware Config
Signatures
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Hancitor
Hancitor is downloader used to deliver other malware families.
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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:
rundll32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 3484 3764 rundll32.exe WINWORD.EXE -
suricata: ET MALWARE Tordal/Hancitor/Chanitor Checkin
suricata: ET MALWARE Tordal/Hancitor/Chanitor Checkin
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Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 41 2316 rundll32.exe 43 2316 rundll32.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 2316 rundll32.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 40 api.ipify.org -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
NTFS ADS 2 IoCs
Processes:
WINWORD.EXEdescription ioc process File opened for modification C:\Users\Admin\AppData\Local\Temp\{5F0C833A-B769-41E8-8777-4585B02D08D2}\gelfor.dap:Zone.Identifier WINWORD.EXE File opened for modification C:\Users\Admin\AppData\Local\Temp\{5F0C833A-B769-41E8-8777-4585B02D08D2}\zoro.kl:Zone.Identifier WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 3764 WINWORD.EXE 3764 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 2316 rundll32.exe 2316 rundll32.exe -
Suspicious use of SetWindowsHookEx 16 IoCs
Processes:
WINWORD.EXEpid process 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE 3764 WINWORD.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
WINWORD.EXErundll32.exedescription pid process target process PID 3764 wrote to memory of 836 3764 WINWORD.EXE splwow64.exe PID 3764 wrote to memory of 836 3764 WINWORD.EXE splwow64.exe PID 3764 wrote to memory of 3484 3764 WINWORD.EXE rundll32.exe PID 3764 wrote to memory of 3484 3764 WINWORD.EXE rundll32.exe PID 3484 wrote to memory of 2316 3484 rundll32.exe rundll32.exe PID 3484 wrote to memory of 2316 3484 rundll32.exe rundll32.exe PID 3484 wrote to memory of 2316 3484 rundll32.exe rundll32.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\vir.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
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C:\Windows\SYSTEM32\rundll32.exerundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap,EGGOILJCVQADUEW2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap,EGGOILJCVQADUEW3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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\??\c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dapMD5
86f065892d619ff64bcafe30290bad4f
SHA1ecfa5f0449880220759369098cc76ca3ba0d8501
SHA256b1646a1969fa9d03485671ca4d50dd89f6263179310881fa4b3e3580a4e02da9
SHA51252c35644ee385a6ed40a0a336fd8423326dae24472ce85b702facb3ad451ed9210ea33e31cab9d240d6ef359556bf8b7b7e32fe19b272762ef5ab5dd2b846ade
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\Users\Admin\AppData\Roaming\Microsoft\Templates\gelforr.dapMD5
86f065892d619ff64bcafe30290bad4f
SHA1ecfa5f0449880220759369098cc76ca3ba0d8501
SHA256b1646a1969fa9d03485671ca4d50dd89f6263179310881fa4b3e3580a4e02da9
SHA51252c35644ee385a6ed40a0a336fd8423326dae24472ce85b702facb3ad451ed9210ea33e31cab9d240d6ef359556bf8b7b7e32fe19b272762ef5ab5dd2b846ade
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memory/836-286-0x0000000000000000-mapping.dmp
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memory/2316-353-0x0000000000C00000-0x0000000000C01000-memory.dmpFilesize
4KB
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memory/2316-314-0x0000000000000000-mapping.dmp
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memory/3484-312-0x0000000000000000-mapping.dmp
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memory/3764-118-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmpFilesize
64KB
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memory/3764-122-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmpFilesize
8KB
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memory/3764-131-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmpFilesize
8KB
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memory/3764-121-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmpFilesize
64KB
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memory/3764-119-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmpFilesize
8KB
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memory/3764-120-0x000002DAB95B0000-0x000002DAB95B2000-memory.dmpFilesize
8KB
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memory/3764-115-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmpFilesize
64KB
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memory/3764-117-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmpFilesize
64KB
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memory/3764-116-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmpFilesize
64KB