630cda95d9be61fb7bd3bddc4aacde78cc7c5a92dc303e0b354a2f81e2c4a855

Analysis

max time kernel
111s
max time network
127s
platform
windows10_x64
resource
win10-en-20211208
submitted
13-12-2021 15:12

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General

Target

GE00006892.xlsx
Size

820KB
MD5

567248278e09cf6968be5471122aa38a
SHA1

32220dfb875eb221eb1a33ae77e43cc08e07748f
SHA256

630cda95d9be61fb7bd3bddc4aacde78cc7c5a92dc303e0b354a2f81e2c4a855
SHA512

66093e80a786043762da533c30f882e5894397945f3a418b4da30949ac95faf1e5daf4bb79dc7d59837366f844daa0a808b6c67f042df3e757251ec474975964

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

3792 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	EXCEL.EXE
3792	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\GE00006892.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3792

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/3792-118-0x00007FFD467F0000-0x00007FFD46800000-memory.dmp

Filesize
64KB

Download
memory/3792-119-0x00007FFD467F0000-0x00007FFD46800000-memory.dmp

Filesize
64KB

Download
memory/3792-120-0x00007FFD467F0000-0x00007FFD46800000-memory.dmp

Filesize
64KB

Download
memory/3792-121-0x00007FFD467F0000-0x00007FFD46800000-memory.dmp

Filesize
64KB

Download
memory/3792-122-0x000001AAE3060000-0x000001AAE3062000-memory.dmp

Filesize
8KB

Download
memory/3792-123-0x000001AAE3060000-0x000001AAE3062000-memory.dmp

Filesize
8KB

Download
memory/3792-124-0x000001AAE3060000-0x000001AAE3062000-memory.dmp

Filesize
8KB

Download
memory/3792-130-0x00007FFD467F0000-0x00007FFD46800000-memory.dmp

Filesize
64KB

Download