Analysis
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max time kernel
139s -
max time network
142s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
04/03/2021, 17:10
Static task
static1
Behavioral task
behavioral1
Sample
0304_87496944093261.doc
Resource
win7v20201028
Behavioral task
behavioral2
Sample
0304_87496944093261.doc
Resource
win10v20201028
General
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Target
0304_87496944093261.doc
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Size
743KB
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MD5
2e76ea73f95afb9893a3e8bfd622b94d
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SHA1
d0f67a997a35d24f17829b56b71274b6a9cc1aec
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SHA256
f096841c886b3752e0be947526ee7029860badb6af5f56cc9bfff77023f03584
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SHA512
f7775ff1f1a4163db7d5b1ec514e6c55a312c079215dc5d1eb8729f1307d13d6ce166d13ba53cf13731c7280838e08b73616892648fe3a541376adfab148bd5b
Malware Config
Extracted
hancitor
0403_nores34
http://throsesspeotte.com/8/forum.php
http://imilifeesinci.ru/8/forum.php
http://publearysuc.ru/8/forum.php
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 3928 880 rundll32.exe 67 -
Blocklisted process makes network request 3 IoCs
flow pid Process 30 2364 rundll32.exe 32 2364 rundll32.exe 34 2364 rundll32.exe -
Loads dropped DLL 1 IoCs
pid Process 2364 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.
flow ioc 29 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2364 set thread context of 3968 2364 rundll32.exe 84 -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE -
NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\{D552855D-B87C-402D-8ED0-126B4109B494}\msals.pumpl:Zone.Identifier WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 880 WINWORD.EXE 880 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2364 rundll32.exe 2364 rundll32.exe -
Suspicious use of SetWindowsHookEx 17 IoCs
pid Process 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE 880 WINWORD.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 880 wrote to memory of 2844 880 WINWORD.EXE 77 PID 880 wrote to memory of 2844 880 WINWORD.EXE 77 PID 880 wrote to memory of 3928 880 WINWORD.EXE 79 PID 880 wrote to memory of 3928 880 WINWORD.EXE 79 PID 3928 wrote to memory of 2364 3928 rundll32.exe 80 PID 3928 wrote to memory of 2364 3928 rundll32.exe 80 PID 3928 wrote to memory of 2364 3928 rundll32.exe 80 PID 2364 wrote to memory of 3968 2364 rundll32.exe 84 PID 2364 wrote to memory of 3968 2364 rundll32.exe 84 PID 2364 wrote to memory of 3968 2364 rundll32.exe 84 PID 2364 wrote to memory of 3968 2364 rundll32.exe 84 PID 2364 wrote to memory of 3968 2364 rundll32.exe 84
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\0304_87496944093261.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
PID:880 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2844
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C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\local\temp\Static.dll,MUSWRRVXHJV2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3928 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\local\temp\Static.dll,MUSWRRVXHJV3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\System32\svchost.exe4⤵PID:3968
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