ce8a0308c08225e8218c48bb3aa854fc54b4906a33ea0a6d0474e34822afadbe

General

Target

ce8a0308c08225e8218c48bb3aa854fc54b4906a33ea0a6d0474e34822afadbe.xls
Size

150KB
MD5

e32806a42e8fcb123994c14b17ab0649
SHA1

45918fc23386d3f0d96ff7edad9b3263b53de0c1
SHA256

ce8a0308c08225e8218c48bb3aa854fc54b4906a33ea0a6d0474e34822afadbe
SHA512

d315cd1b8132ee05e5377dcb99f154c2d63784cfaf9cc83a443454a7f8bd2332c1130cadc0c16094f49eea057c1eb224beba7832a8d920123555daee12487215
SSDEEP

3072:bmWa6sfiUbFh0sKTPlv+2yRK7JzieyWVfbrzQ7ITk9dEdJtXwU5kwJuAl:y3LROzH/J

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 4 IoCs

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

Processes:

cmd.execmd.execmd.exewscript.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	1540	944	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	532	944	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1004	944	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	568	944	wscript.exe	EXCEL.EXE

Deletes itself 1 IoCs

Processes:

EXCEL.EXE

pid process

944 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

pid	process
944	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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\3A4E6000\:Zone.Identifier:$DATA EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

944 EXCEL.EXE
Suspicious behavior: RenamesItself 1 IoCs

Processes:

EXCEL.EXE

pid process

944 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

944 EXCEL.EXE
944 EXCEL.EXE
944 EXCEL.EXE
944 EXCEL.EXE
944 EXCEL.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\3A4E6000\:Zone.Identifier:$DATA	EXCEL.EXE

pid	process
944	EXCEL.EXE

pid	process
944	EXCEL.EXE

pid	process
944	EXCEL.EXE
944	EXCEL.EXE
944	EXCEL.EXE
944	EXCEL.EXE
944	EXCEL.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 944 wrote to memory of 1540	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 1540	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 1540	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 1540	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 532	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 532	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 532	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 532	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 1004	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 1004	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 1004	944	EXCEL.EXE	cmd.exe
PID 944 wrote to memory of 1004	944	EXCEL.EXE	cmd.exe
PID 1540 wrote to memory of 2044	1540	cmd.exe	attrib.exe
PID 1540 wrote to memory of 2044	1540	cmd.exe	attrib.exe
PID 1540 wrote to memory of 2044	1540	cmd.exe	attrib.exe
PID 1540 wrote to memory of 2044	1540	cmd.exe	attrib.exe
PID 944 wrote to memory of 568	944	EXCEL.EXE	wscript.exe
PID 944 wrote to memory of 568	944	EXCEL.EXE	wscript.exe
PID 944 wrote to memory of 568	944	EXCEL.EXE	wscript.exe
PID 944 wrote to memory of 568	944	EXCEL.EXE	wscript.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

2044 attrib.exe

pid	process
2044	attrib.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\ce8a0308c08225e8218c48bb3aa854fc54b4906a33ea0a6d0474e34822afadbe.xls
1⤵
- Deletes itself
- Enumerates system info in registry
- Modifies Internet Explorer settings
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:944

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1540

C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:2044

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
2⤵
- Process spawned unexpected child process
PID:532

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
2⤵
- Process spawned unexpected child process
PID:1004

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" E:\KK\ce8a0308c08225e8218c48bb3aa854fc54b4906a33ea0a6d0474e34822afadbe_Search.vbs
2⤵
- Process spawned unexpected child process
PID:568

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Hidden Files and Directories

1

T1158

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/532-220-0x0000000000000000-mapping.dmp

Download
memory/568-312-0x0000000000000000-mapping.dmp

Download
memory/944-57-0x0000000071EDD000-0x0000000071EE8000-memory.dmp

Filesize
44KB

Download
memory/944-54-0x000000002F171000-0x000000002F174000-memory.dmp

Filesize
12KB

Download
memory/944-58-0x00000000757E1000-0x00000000757E3000-memory.dmp

Filesize
8KB

Download
memory/944-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/944-223-0x0000000071EDD000-0x0000000071EE8000-memory.dmp

Filesize
44KB

Download
memory/944-55-0x0000000070EF1000-0x0000000070EF3000-memory.dmp

Filesize
8KB

Download
memory/944-429-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/944-430-0x0000000071EDD000-0x0000000071EE8000-memory.dmp

Filesize
44KB

Download
memory/1004-221-0x0000000000000000-mapping.dmp

Download
memory/1540-219-0x0000000000000000-mapping.dmp

Download
memory/2044-222-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads