2439aacb932aa0c33aa6f17f2e0e00f613666889dfd01467e28bb96ae64ab17c

Analysis

max time kernel
125s
max time network
150s
platform
windows10_x64
resource
win10-en-20211014
submitted
02-12-2021 09:20

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General

Target

CI + PL + BL.xlsx
Size

229KB
MD5

dfb0d0351c1ce4de1e807c997bdcf01c
SHA1

baa008ac429087c9e3d81890806725db41ee0cca
SHA256

2439aacb932aa0c33aa6f17f2e0e00f613666889dfd01467e28bb96ae64ab17c
SHA512

4ad7d8b490373f5b86a94d986ac663565b2240d8a609764de0050128e831029e1c653f3c101667a8885855d1687d825cd00954965ab9d043459dd89727491ab5

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

3244 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	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\CI + PL + BL.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3244

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/3244-115-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/3244-116-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/3244-117-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/3244-118-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/3244-119-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/3244-121-0x000001DDCD4D0000-0x000001DDCD4D2000-memory.dmp

Filesize
8KB

Download
memory/3244-120-0x000001DDCD4D0000-0x000001DDCD4D2000-memory.dmp

Filesize
8KB

Download
memory/3244-122-0x000001DDCD4D0000-0x000001DDCD4D2000-memory.dmp

Filesize
8KB

Download