f1a4a20953699eae11ba3258b1101a7b0e150be165ef0d0a157620a17ba924bb

General

Target

decrypted.xlsx
Size

1.3MB
MD5

081e567f32e6785fadae84bc2ac9d6e6
SHA1

0447ec9493e13db3c53022a58375bcbf5fe824a0
SHA256

16769ac0d4c87db13618005a9d69f7c1a45129006ba1d900b1e0f1c0a22eebc3
SHA512

2f57fd1eec9e5097d7d2b5e52df5dd0a0ff64d1505625035edb839cd1b4f4095603a243c4d31b7df278d873ef5f57751a9751e3034a9ddff1d855e31ecb88762
SSDEEP

24576:2vGkeNb5NCYqWy2HqHC/6SQ2o7W2NsNp9lXGjtLF3BMWsEFanbk+S:DkIbLvqWy3arQ3y2CzfXGXuWfQne

Score

1^/10

Malware Config

Signatures

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

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

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4060	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4060	EXCEL.EXE
4060	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE
4060	EXCEL.EXE

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\decrypted.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4060-0-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-1-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-3-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-4-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-6-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-5-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-2-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-8-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-9-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-7-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-10-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-11-0x00007FF994BC0000-0x00007FF994BD0000-memory.dmp

Filesize
64KB

Download
memory/4060-12-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-13-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-14-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-15-0x00007FF994BC0000-0x00007FF994BD0000-memory.dmp

Filesize
64KB

Download
memory/4060-17-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-16-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-18-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-19-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-20-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-22-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-21-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-38-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-39-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-70-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-71-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-72-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-73-0x00007FF9973F0000-0x00007FF997400000-memory.dmp

Filesize
64KB

Download
memory/4060-74-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-75-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download
memory/4060-76-0x00007FF9D7370000-0x00007FF9D7565000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads