66b66fcd3ebb2a51ef73fae0049f5029215ce432d3647bc54ee5245912a6c955

General

Target

66b66fcd3ebb2a51ef73fae0049f5029215ce432d3647bc54ee5245912a6c955.xlsb
Size

1.6MB
MD5

a63485b442a8206671ebc6a88be95235
SHA1

6527d42ec4b02786a32169dab0389a4774ad19b8
SHA256

66b66fcd3ebb2a51ef73fae0049f5029215ce432d3647bc54ee5245912a6c955
SHA512

f20136bc6815771eda601eb610b69fe151a708c1efc1f0774023ae9c5ae08394bde0877d9b413e39fd21b33cb88bed0737ceab29dc8218a12d8d972ac5beec59
SSDEEP

49152:un29XzQSjOwUpz7qI6AtLqj+Kxaj/zEpSbbHJ:ASKwczOIdlEaj/zEsfJ

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

File opened (read-only) \??\Y: EXCEL.EXE

description	ioc	process
File opened (read-only)	\??\Y:	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

1780 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

EXCEL.EXE

pid process

1780 EXCEL.EXE
1780 EXCEL.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

EXCEL.EXE

description pid process

Token: SeDebugPrivilege 1780 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

1780 EXCEL.EXE
1780 EXCEL.EXE

description	pid	process
Token: SeDebugPrivilege	1780	EXCEL.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

EXCEL.EXE

pid	process
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.EXE
1780	EXCEL.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\66b66fcd3ebb2a51ef73fae0049f5029215ce432d3647bc54ee5245912a6c955.xlsb"
1⤵
- Enumerates connected drives
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1780

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1780-0-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/1780-2-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/1780-1-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/1780-3-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/1780-4-0x00007FFEB632D000-0x00007FFEB632E000-memory.dmp

Filesize
4KB

Download
memory/1780-7-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-6-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-5-0x00007FFE76310000-0x00007FFE76320000-memory.dmp

Filesize
64KB

Download
memory/1780-8-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-9-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-11-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-10-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-12-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-13-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-14-0x00007FFE73FD0000-0x00007FFE73FE0000-memory.dmp

Filesize
64KB

Download
memory/1780-15-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-17-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-18-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-16-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-19-0x00007FFE73FD0000-0x00007FFE73FE0000-memory.dmp

Filesize
64KB

Download
memory/1780-31-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-33-0x000002D65AB50000-0x000002D65ACF2000-memory.dmp

Filesize
1.6MB

Download
memory/1780-32-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-34-0x000002D675980000-0x000002D6783E0000-memory.dmp

Filesize
42.4MB

Download
memory/1780-35-0x000002D65AD00000-0x000002D65AF94000-memory.dmp

Filesize
2.6MB

Download
memory/1780-36-0x000002D657690000-0x000002D6576EC000-memory.dmp

Filesize
368KB

Download
memory/1780-38-0x000002D657630000-0x000002D657652000-memory.dmp

Filesize
136KB

Download
memory/1780-37-0x000002D65A970000-0x000002D65AB32000-memory.dmp

Filesize
1.8MB

Download
memory/1780-39-0x000002D65BD30000-0x000002D65CAC0000-memory.dmp

Filesize
13.6MB

Download
memory/1780-40-0x000002D650190000-0x000002D6501A0000-memory.dmp

Filesize
64KB

Download
memory/1780-41-0x000002D657710000-0x000002D65771A000-memory.dmp

Filesize
40KB

Download
memory/1780-42-0x000002D657720000-0x000002D657742000-memory.dmp

Filesize
136KB

Download
memory/1780-43-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-44-0x000002D67C700000-0x000002D680A16000-memory.dmp

Filesize
67.1MB

Download
memory/1780-45-0x000002D657750000-0x000002D657778000-memory.dmp

Filesize
160KB

Download
memory/1780-46-0x000002D6577D0000-0x000002D657820000-memory.dmp

Filesize
320KB

Download
memory/1780-47-0x000002D6501B0000-0x000002D6501C0000-memory.dmp

Filesize
64KB

Download
memory/1780-48-0x000002D6576F0000-0x000002D657708000-memory.dmp

Filesize
96KB

Download
memory/1780-49-0x000002D657880000-0x000002D6578DA000-memory.dmp

Filesize
360KB

Download
memory/1780-53-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-54-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-55-0x000002D65B4D0000-0x000002D65B9F8000-memory.dmp

Filesize
5.2MB

Download
memory/1780-80-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-81-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-82-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-85-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-86-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-87-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-88-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download
memory/1780-89-0x00007FFEB6290000-0x00007FFEB6485000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads