e7e6162eff6b68db926b197d0f4e1937d63807434b2cb97b412083f9ad405fa0

General

Target

e7e6162eff6b68db926b197d0f4e1937d63807434b2cb97b412083f9ad405fa0.xls
Size

141KB
MD5

377b29210ecd03fef40afbdffb3c03ba
SHA1

6922d16863906e2d6843e18a7a501b64c0474ab2
SHA256

e7e6162eff6b68db926b197d0f4e1937d63807434b2cb97b412083f9ad405fa0
SHA512

bbf6f14b32134500ffda0a1602e6233a02ecc409ba8e0659a066cefd973f331abab16e4520ab9c83413d8518f98b3384c14c964015285bff0f5b7b76980a8ad4
SSDEEP

3072:ubl6Nc7yRzs1H75wkZUgsQ6NqTBun5oq3Ke+U2jcc0lbxOrtRsLn:Ul6Nc7yRzs1H75wkZUgsQ6NqTBun5oqI

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 3 IoCs

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

Processes:

cmd.execmd.execmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4996	2016	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1716	2016	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4404	2016	cmd.exe	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2016 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 2016 wrote to memory of 4996	2016	EXCEL.EXE	cmd.exe
PID 2016 wrote to memory of 4996	2016	EXCEL.EXE	cmd.exe
PID 2016 wrote to memory of 1716	2016	EXCEL.EXE	cmd.exe
PID 2016 wrote to memory of 1716	2016	EXCEL.EXE	cmd.exe
PID 2016 wrote to memory of 4404	2016	EXCEL.EXE	cmd.exe
PID 2016 wrote to memory of 4404	2016	EXCEL.EXE	cmd.exe
PID 4996 wrote to memory of 3480	4996	cmd.exe	attrib.exe
PID 4996 wrote to memory of 3480	4996	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

3480 attrib.exe

pid	process
3480	attrib.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e7e6162eff6b68db926b197d0f4e1937d63807434b2cb97b412083f9ad405fa0.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\system32\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:4996

C:\Windows\system32\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:3480

C:\Windows\system32\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:1716

C:\Windows\system32\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:4404

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1

T1158

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1716-140-0x0000000000000000-mapping.dmp

Download
memory/2016-135-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-144-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-132-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-136-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-137-0x00007FF7E78A0000-0x00007FF7E78B0000-memory.dmp

Filesize
64KB

Download
memory/2016-138-0x00007FF7E78A0000-0x00007FF7E78B0000-memory.dmp

Filesize
64KB

Download
memory/2016-147-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-146-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-133-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-145-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/2016-134-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp

Filesize
64KB

Download
memory/3480-142-0x0000000000000000-mapping.dmp

Download
memory/4404-141-0x0000000000000000-mapping.dmp

Download
memory/4996-139-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads