4a5c10a7e9ec7b65f8605186726d4861c5bc96870204e12eb260ebd841e7aedb

Analysis

max time kernel
110s
max time network
142s
platform
windows10_x64
resource
win10v20210408
submitted
04-05-2021 06:45

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General

Target

product specification.xlsx
Size

1.4MB
MD5

75c48b4392ae795beeb0317bfaef77bd
SHA1

8e3e8daaa18cb3cf0e3b73e90ecbd297c9d5e1ee
SHA256

4a5c10a7e9ec7b65f8605186726d4861c5bc96870204e12eb260ebd841e7aedb
SHA512

95480a723ab8360552a5d6820cd0ffd1371da2bc49d008620b1b7d034d49c2a6d69e2fd7b62af414f9260ee00f0c48bb8e045c1ca9f9d0de843a3e9b0b759366

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

860 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE
860	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\product specification.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:860

MITRE ATT&CK Enterprise v6

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

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Downloads

memory/860-114-0x00007FF7B08B0000-0x00007FF7B3E66000-memory.dmp

Filesize
53.7MB

Download
memory/860-115-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp

Filesize
64KB

Download
memory/860-116-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp

Filesize
64KB

Download
memory/860-117-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp

Filesize
64KB

Download
memory/860-118-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp

Filesize
64KB

Download
memory/860-121-0x00007FF8EBA40000-0x00007FF8EBA50000-memory.dmp

Filesize
64KB

Download
memory/860-122-0x00007FF90C300000-0x00007FF90D3EE000-memory.dmp

Filesize
16.9MB

Download
memory/860-123-0x00007FF90A400000-0x00007FF90C2F5000-memory.dmp

Filesize
31.0MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads