82051f19078088f28eaf81e1920c72d583cbbe4b59d60292a85010d85021b7fb

Analysis

max time kernel
101s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 01:54

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General

Target

82051f19078088f28eaf81e1920c72d583cbbe4b59d60292a85010d85021b7fb.xls
Size

243KB
MD5

5d512139a174b9072e8e2729e7281777
SHA1

389a3537e8e94fc5a987aec17641dc36ade8b663
SHA256

82051f19078088f28eaf81e1920c72d583cbbe4b59d60292a85010d85021b7fb
SHA512

7ff90edfc408b523269d8850ed02b91364acc8ac336ce7b939b1943675c1ca21bccc862ffc6cf73fbfe59e0ceca0ea9d1a1767bb892c51f75e09b51b8aad518d
SSDEEP

6144:Je4UcLe0JOqPQZR8MDdATCR3tSKs0W8WxOkBaXgv5U6Y4uBJo:PUP/qPQZR8MxAm/SSW8ApBDjzB

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

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

3856 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	EXCEL.EXE
3856	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\82051f19078088f28eaf81e1920c72d583cbbe4b59d60292a85010d85021b7fb.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3856-2-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-3-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-8-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-7-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-6-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-5-0x00007FF9C276D000-0x00007FF9C276E000-memory.dmp

Filesize
4KB

Download
memory/3856-4-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-1-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-0-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-10-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-11-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-13-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-12-0x00007FF980260000-0x00007FF980270000-memory.dmp

Filesize
64KB

Download
memory/3856-14-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-16-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-15-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-17-0x00007FF980260000-0x00007FF980270000-memory.dmp

Filesize
64KB

Download
memory/3856-9-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-38-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download
memory/3856-56-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-57-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-59-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-58-0x00007FF982750000-0x00007FF982760000-memory.dmp

Filesize
64KB

Download
memory/3856-60-0x00007FF9C26D0000-0x00007FF9C28C5000-memory.dmp

Filesize
2.0MB

Download