Malware Analysis Report

2025-08-05 16:53

Sample ID 250127-skf5pavnck
Target JaffaCakes118_40dab2332b4cc899e7d0835b1c098019
SHA256 add56c42ee7fcabc15c5527b4f907abac2120972f147529c78d1db40034527a3
Tags
macro discovery
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
8/10

SHA256

add56c42ee7fcabc15c5527b4f907abac2120972f147529c78d1db40034527a3

Threat Level: Likely malicious

The file JaffaCakes118_40dab2332b4cc899e7d0835b1c098019 was found to be: Likely malicious.

Malicious Activity Summary

macro discovery

Suspicious Office macro

Drops file in Windows directory

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-27 15:10

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-27 15:10

Reported

2025-01-27 15:13

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40dab2332b4cc899e7d0835b1c098019.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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE N/A

Office loads VBA resources, possible macro or embedded object present

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\JaffaCakes118_40dab2332b4cc899e7d0835b1c098019.doc"

Network

N/A

Files

memory/2104-0-0x000000002FFC1000-0x000000002FFC2000-memory.dmp

memory/2104-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2104-2-0x0000000070BCD000-0x0000000070BD8000-memory.dmp

memory/2104-5-0x0000000070BCD000-0x0000000070BD8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-27 15:10

Reported

2025-01-28 08:11

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

134s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40dab2332b4cc899e7d0835b1c098019.doc" /o ""

Signatures

Checks processor information in registry

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

Enumerates system info in registry

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

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

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\JaffaCakes118_40dab2332b4cc899e7d0835b1c098019.doc" /o ""

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 218.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.28.47:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 18.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 5.114.82.104.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 metadata.templates.cdn.office.net udp
GB 2.18.27.146:443 metadata.templates.cdn.office.net tcp
US 8.8.8.8:53 binaries.templates.cdn.office.net udp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
GB 104.86.110.219:443 binaries.templates.cdn.office.net tcp
US 8.8.8.8:53 146.27.18.2.in-addr.arpa udp
US 8.8.8.8:53 219.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 9.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 86.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/2912-1-0x00007FFB113CD000-0x00007FFB113CE000-memory.dmp

memory/2912-0-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

memory/2912-2-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

memory/2912-3-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

memory/2912-4-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

memory/2912-5-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

memory/2912-10-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-12-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-13-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-11-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-14-0x00007FFACEAB0000-0x00007FFACEAC0000-memory.dmp

memory/2912-9-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-15-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-18-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-17-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-16-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-8-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-7-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-6-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-19-0x00007FFACEAB0000-0x00007FFACEAC0000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

MD5 d29962abc88624befc0135579ae485ec
SHA1 e40a6458296ec6a2427bcb280572d023a9862b31
SHA256 a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866
SHA512 4311e87d8d5559248d4174908817a4ddc917bf7378114435cf12da8ccb7a1542c851812afbaf7dc106771bdb2e2d05f52e7d0c50d110fc7fffe4395592492c2f

memory/2912-37-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-38-0x00007FFB113CD000-0x00007FFB113CE000-memory.dmp

memory/2912-39-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

memory/2912-40-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

MD5 19547b9009810c8a7b6e0e72b94ff952
SHA1 5e488e76205cd555b0a8d780ff3a17b19b7c59f2
SHA256 e303fc4669fd0efc55d925b0a4a87fa406cbfb18ebc1cef8f4dccebe9f3018cc
SHA512 4b736af113fa086b35be1bfc7f14de0dda456766eeb89e98adf44d75145f3a8d1f9ed7d50e9f26733730eca8425169df633733d8ce9e551536f43de2eae1d16f

C:\Users\Admin\AppData\Local\Temp\TCDF92B.tmp\iso690.xsl

MD5 ff0e07eff1333cdf9fc2523d323dd654
SHA1 77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4
SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
SHA512 b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d