496f836f4de8ae952cd6749a0d8ada4d53e8095b38032b9e1b526b025ce3081d

Analysis

max time kernel
101s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
05-07-2022 12:16

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General

Target

88160011B.xlsx
Size

39KB
MD5

9add119c83c891469f6aacf6e1128544
SHA1

f87dceb2802e8e10eb36b4a913da50529901ac34
SHA256

496f836f4de8ae952cd6749a0d8ada4d53e8095b38032b9e1b526b025ce3081d
SHA512

1525620e45e55f5b8798d98694283692e2729a969b4b2d458b136b77199cf2dc0520e34c45e566afbe23b587b0057600680cef8d7df8d1f8b410763ac45e8488

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

2900 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	EXCEL.EXE
2900	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\88160011B.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2900

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2900-130-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-131-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-132-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-133-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-134-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-135-0x00007FFC8D0F0000-0x00007FFC8D100000-memory.dmp

Filesize
64KB

Download
memory/2900-136-0x00007FFC8D0F0000-0x00007FFC8D100000-memory.dmp

Filesize
64KB

Download
memory/2900-138-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-139-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-140-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download
memory/2900-141-0x00007FFC8F810000-0x00007FFC8F820000-memory.dmp

Filesize
64KB

Download