Analysis
-
max time kernel
376s -
max time network
379s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
22-11-2022 02:13
Behavioral task
behavioral1
Sample
docs 06.02.2021.docm
Resource
win10-20220812-en
General
-
Target
docs 06.02.2021.docm
-
Size
43KB
-
MD5
f08771b9fdfe82caaa089641e2348c8e
-
SHA1
b02c121597c9d56d7fab76b54834d5f3bd961e8c
-
SHA256
cc721111b5924cfeb91440ecaccc60ecc30d10fffbdab262f7c0a17027f527d1
-
SHA512
3bb2b582e7119c346473f78056f95e0890a3e74976de733739af9aaef810c4e62b35d7f81ec52acfbf675d3d501a048a36fa323ef76ee8843502424211b46ebd
-
SSDEEP
768:u5WkgUEeFPIlj5oQ0fUDjxXSwU/+BtgKpyAAlQg6DPLFXS:plekVoQTCFmgKpslepC
Malware Config
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
explorer.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 2244 4124 explorer.exe WINWORD.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
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 -
Modifies registry class 1 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1099808672-3828198950-1535142148-1000_Classes\Local Settings explorer.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 4124 WINWORD.EXE 4124 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
Processes:
WINWORD.EXEpid process 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE 4124 WINWORD.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
WINWORD.EXEexplorer.exemshta.exedescription pid process target process PID 4124 wrote to memory of 2244 4124 WINWORD.EXE explorer.exe PID 4124 wrote to memory of 2244 4124 WINWORD.EXE explorer.exe PID 4856 wrote to memory of 4168 4856 explorer.exe mshta.exe PID 4856 wrote to memory of 4168 4856 explorer.exe mshta.exe PID 4856 wrote to memory of 4168 4856 explorer.exe mshta.exe PID 4168 wrote to memory of 4772 4168 mshta.exe rundll32.exe PID 4168 wrote to memory of 4772 4168 mshta.exe rundll32.exe PID 4168 wrote to memory of 4772 4168 mshta.exe rundll32.exe
Processes
-
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\docs 06.02.2021.docm" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\explorer.exeexplorer collectionBoxConst.hta2⤵
- Process spawned unexpected child process
-
C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\collectionBoxConst.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" c:\users\public\collectionBoxConst.jpg,PluginInit3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\collectionBoxConst.htaFilesize
3KB
MD599a1a4391c6be3ac5f137c0a092d8edd
SHA134afc663a569d0ba183c73ab40ae8d682273d193
SHA256b25865183c5cd2c5e550aca8476e592b62ed3e37e6b628f955bbed454fdbb100
SHA51245e5b38d72add4d28234b539071a3cb4059c9c104b5389a43190fd3197843e103fdaf7552c1edcb9bbbabe15b122a8bef0389ce39d6130b438a835c4c2d4f345
-
memory/2244-256-0x0000000000000000-mapping.dmp
-
memory/4124-116-0x00007FFCE8030000-0x00007FFCE8040000-memory.dmpFilesize
64KB
-
memory/4124-117-0x00007FFCE8030000-0x00007FFCE8040000-memory.dmpFilesize
64KB
-
memory/4124-118-0x00007FFCE8030000-0x00007FFCE8040000-memory.dmpFilesize
64KB
-
memory/4124-119-0x00007FFCE8030000-0x00007FFCE8040000-memory.dmpFilesize
64KB
-
memory/4124-122-0x00007FFCE52B0000-0x00007FFCE52C0000-memory.dmpFilesize
64KB
-
memory/4124-123-0x00007FFCE52B0000-0x00007FFCE52C0000-memory.dmpFilesize
64KB
-
memory/4124-464-0x00007FFCE8030000-0x00007FFCE8040000-memory.dmpFilesize
64KB
-
memory/4168-259-0x0000000000000000-mapping.dmp
-
memory/4168-260-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-261-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-262-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-263-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-264-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-265-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-267-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-269-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-273-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-271-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-275-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-277-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-279-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-281-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-283-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-287-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-285-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-289-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-292-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-295-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-296-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-297-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-298-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-299-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-300-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-301-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-304-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-293-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-306-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-307-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-308-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-309-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-310-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-311-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-312-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-314-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-315-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-316-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-317-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-319-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-321-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-323-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-326-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-325-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-327-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-329-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-331-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-333-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-334-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-332-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-330-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-328-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-324-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-322-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-320-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-318-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-313-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4168-340-0x0000000077480000-0x000000007760E000-memory.dmpFilesize
1.6MB
-
memory/4772-476-0x0000000000000000-mapping.dmp