Malware Analysis Report

2025-04-13 11:41

Sample ID 210701-x79drvlwqe
Target 0701_9265199910485.doc
SHA256 273c14f5e6627a1b817276c52019d7627343e19426da365c844d4d8a6e6428c7
Tags
macro macro_on_action hancitor 2806_ldfa1 downloader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

273c14f5e6627a1b817276c52019d7627343e19426da365c844d4d8a6e6428c7

Threat Level: Known bad

The file 0701_9265199910485.doc was found to be: Known bad.

Malicious Activity Summary

macro macro_on_action hancitor 2806_ldfa1 downloader

Process spawned unexpected child process

Hancitor

Blocklisted process makes network request

Downloads MZ/PE file

Office macro that triggers on suspicious action

Loads dropped DLL

Looks up external IP address via web service

Drops file in Windows directory

Office loads VBA resources, possible macro or embedded object present

Modifies Internet Explorer settings

Checks processor information in registry

NTFS ADS

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-07-01 14:35

Signatures

Office macro that triggers on suspicious action

macro macro_on_action
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-07-01 14:35

Reported

2021-07-01 14:38

Platform

win7v20210410

Max time kernel

69s

Max time network

48s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0701_9265199910485.doc"

Signatures

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Debug\WIA\wiatrace.log C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Office loads VBA resources, possible macro or embedded object present

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\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\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Processes

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\0701_9265199910485.doc"

C:\Windows\splwow64.exe

C:\Windows\splwow64.exe 12288

Network

N/A

Files

memory/1180-59-0x0000000072C81000-0x0000000072C84000-memory.dmp

memory/1180-60-0x0000000070701000-0x0000000070703000-memory.dmp

memory/1180-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1240-62-0x0000000000000000-mapping.dmp

memory/1240-63-0x000007FEFC181000-0x000007FEFC183000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-07-01 14:35

Reported

2021-07-01 14:38

Platform

win10v20210410

Max time kernel

136s

Max time network

138s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0701_9265199910485.doc" /o ""

Signatures

Hancitor

downloader hancitor

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process N/A C:\Windows\System32\rundll32.exe C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Downloads MZ/PE file

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

NTFS ADS

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Local\Temp\{D2C6360A-EEB6-4B21-A75C-2456E6EE1AE7}\nimb.dll:Zone.Identifier C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

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\0701_9265199910485.doc" /o ""

C:\Windows\splwow64.exe

C:\Windows\splwow64.exe 12288

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\roaming\microsoft\templates\niberius.dll,PUGXLMMFCEB

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\roaming\microsoft\templates\niberius.dll,PUGXLMMFCEB

C:\Windows\SysWOW64\svchost.exe

C:\Windows\System32\svchost.exe

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 50.16.246.238:80 api.ipify.org tcp
N/A 8.8.8.8:53 raeonoran.com udp
N/A 135.125.241.4:80 raeonoran.com tcp
N/A 8.8.8.8:53 rar1tet.ru udp
N/A 8.211.241.0:80 rar1tet.ru tcp
N/A 135.125.241.4:80 raeonoran.com tcp

Files

memory/3904-114-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

memory/3904-115-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

memory/3904-116-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

memory/3904-117-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

memory/3904-119-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

memory/3904-118-0x00007FFA463B0000-0x00007FFA48ED3000-memory.dmp

memory/3904-122-0x00007FFA40BD0000-0x00007FFA41CBE000-memory.dmp

memory/3904-123-0x00007FFA3D900000-0x00007FFA3F7F5000-memory.dmp

memory/700-179-0x0000000000000000-mapping.dmp

memory/2684-180-0x0000000000000000-mapping.dmp

\??\c:\users\admin\appdata\roaming\microsoft\templates\niberius.dll

MD5 a31bb62f579e89279a9ebb0115d2e04b
SHA1 627267d1a8f706d43890e2059c45506501508b6b
SHA256 47adf0b3d46e09cbdfdb4acfa77e5472be55b02bea91aa68f6909cf64a6e092c
SHA512 68799aba8e34b15f25292a69473afd9b14358e571133f50f6203db2d9e760491e74760649abe0663a741c89754c79c4a1eb88a0ef11cfd7a8a4e2c5843c0084f

memory/2384-182-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Roaming\Microsoft\Templates\niberius.dll

MD5 a31bb62f579e89279a9ebb0115d2e04b
SHA1 627267d1a8f706d43890e2059c45506501508b6b
SHA256 47adf0b3d46e09cbdfdb4acfa77e5472be55b02bea91aa68f6909cf64a6e092c
SHA512 68799aba8e34b15f25292a69473afd9b14358e571133f50f6203db2d9e760491e74760649abe0663a741c89754c79c4a1eb88a0ef11cfd7a8a4e2c5843c0084f

memory/2384-184-0x00000000031E0000-0x00000000031E8000-memory.dmp

memory/2384-185-0x00000000033E0000-0x00000000033EA000-memory.dmp