5ebbfc80e2c511010a805413ec03e8a874606e85682fd01982c9e9ef778bf7fc

General

Target

5ebbfc80e2c511010a805413ec03e8a874606e85682fd01982c9e9ef778bf7fc.xls
Size

103KB
MD5

1c7653360ecc8073177c8c5249f4c54d
SHA1

c9ead297741a2540b2a2a8a27a90ebe423f9b425
SHA256

5ebbfc80e2c511010a805413ec03e8a874606e85682fd01982c9e9ef778bf7fc
SHA512

d2ecc20a32dffd8d88e3a48bb8b982ac465ae7871d6df8c786586f91fc30fa2830bd97656f30c9fb0cbc4782f1663167e5cc5bb1cccfc9c3392f7b607584be2b
SSDEEP

1536:syyyyl2Obscxk0mWVbrzs3Jh7ITkR62lKM88tcJtXwRFM2M/MfBC:xWVbrzA7ITk9ZjmJtXwE5kpC

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	3284	1524	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4416	1524	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4576	1524	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

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\9ED65E00\:Zone.Identifier:$DATA EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1524 EXCEL.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\9ED65E00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE
1524	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 1524 wrote to memory of 3284	1524	EXCEL.EXE	cmd.exe
PID 1524 wrote to memory of 3284	1524	EXCEL.EXE	cmd.exe
PID 1524 wrote to memory of 4416	1524	EXCEL.EXE	cmd.exe
PID 1524 wrote to memory of 4416	1524	EXCEL.EXE	cmd.exe
PID 1524 wrote to memory of 4576	1524	EXCEL.EXE	cmd.exe
PID 1524 wrote to memory of 4576	1524	EXCEL.EXE	cmd.exe
PID 3284 wrote to memory of 2608	3284	cmd.exe	attrib.exe
PID 3284 wrote to memory of 2608	3284	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

2608 attrib.exe

pid	process
2608	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\5ebbfc80e2c511010a805413ec03e8a874606e85682fd01982c9e9ef778bf7fc.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1524

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:3284

C:\Windows\system32\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:2608

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:4416

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:4576

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

Replay Monitor

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Downloads

memory/1524-144-0x000001C41E4C0000-0x000001C41E4C2000-memory.dmp

Filesize
8KB

Download
memory/1524-136-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-149-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-135-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-148-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-137-0x00007FF7EE640000-0x00007FF7EE650000-memory.dmp

Filesize
64KB

Download
memory/1524-138-0x00007FF7EE640000-0x00007FF7EE650000-memory.dmp

Filesize
64KB

Download
memory/1524-147-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-134-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-133-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-146-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/1524-143-0x000001C41E4C0000-0x000001C41E4C2000-memory.dmp

Filesize
8KB

Download
memory/1524-132-0x00007FF7F07B0000-0x00007FF7F07C0000-memory.dmp

Filesize
64KB

Download
memory/2608-142-0x0000000000000000-mapping.dmp

Download
memory/3284-139-0x0000000000000000-mapping.dmp

Download
memory/4416-140-0x0000000000000000-mapping.dmp

Download
memory/4576-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads