e11c6dadca8996260536a8ab733ec68f1381a2292c66998e8a0a290d6456a21d

General

Target

e11c6dadca8996260536a8ab733ec68f1381a2292c66998e8a0a290d6456a21d.xls
Size

110KB
MD5

7f150bfdfe30149e172fa35ddb18abf6
SHA1

27874b05c3c53830a9d994ce2d63a0f032fe89db
SHA256

e11c6dadca8996260536a8ab733ec68f1381a2292c66998e8a0a290d6456a21d
SHA512

a7c3eb610d6b30ff674589e35e9b47b74d0653180cff0684c6a7ba26f273b304f985a5260f08ce89ddada891f3a9c36bb4b3fad44a0be60e576e56a6fc46d9f6
SSDEEP

3072:pQMfl+dr7vnFri2jcc0lbxOKcEdJtXwCL2C:pSvn9OHaC

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	4444	3300	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	724	3300	cmd.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4972	3300	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

3300 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 3300 wrote to memory of 4444	3300	EXCEL.EXE	cmd.exe
PID 3300 wrote to memory of 4444	3300	EXCEL.EXE	cmd.exe
PID 3300 wrote to memory of 724	3300	EXCEL.EXE	cmd.exe
PID 3300 wrote to memory of 724	3300	EXCEL.EXE	cmd.exe
PID 3300 wrote to memory of 4972	3300	EXCEL.EXE	cmd.exe
PID 3300 wrote to memory of 4972	3300	EXCEL.EXE	cmd.exe
PID 4444 wrote to memory of 3888	4444	cmd.exe	attrib.exe
PID 4444 wrote to memory of 3888	4444	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

3888 attrib.exe

pid	process
3888	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\e11c6dadca8996260536a8ab733ec68f1381a2292c66998e8a0a290d6456a21d.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3300

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:4444

C:\Windows\system32\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:3888

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:724

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:4972

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/724-141-0x0000000000000000-mapping.dmp

Download
memory/3300-144-0x0000024F32BB4000-0x0000024F32BB6000-memory.dmp

Filesize
8KB

Download
memory/3300-139-0x0000024F32BB4000-0x0000024F32BB6000-memory.dmp

Filesize
8KB

Download
memory/3300-135-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-136-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-133-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-138-0x00007FF83A260000-0x00007FF83A270000-memory.dmp

Filesize
64KB

Download
memory/3300-134-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-149-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-137-0x00007FF83A260000-0x00007FF83A270000-memory.dmp

Filesize
64KB

Download
memory/3300-148-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-147-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-132-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3300-146-0x00007FF83C790000-0x00007FF83C7A0000-memory.dmp

Filesize
64KB

Download
memory/3888-143-0x0000000000000000-mapping.dmp

Download
memory/4444-140-0x0000000000000000-mapping.dmp

Download
memory/4972-142-0x0000000000000000-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