b61d1249505ff6814c04662bba102938cda38a0062bd78e11839d24cead1f577

Analysis

max time kernel
118s
max time network
151s
platform
windows10_x64
resource
win10v20210408
submitted
27-09-2021 06:19

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General

Target

Purchase Order.xlsx
Size

290KB
MD5

79dbf0cb4518f97174ee4535672a0a60
SHA1

5dd9de078a0945c39431df3bcb44151637331353
SHA256

b61d1249505ff6814c04662bba102938cda38a0062bd78e11839d24cead1f577
SHA512

8f4b5e00c90f960d7b6d931267ec59f28e37a54248ab0bbae5bd94a2cc6ca294cd3ab0065eb8fde2ed32963e5976772ec2ec85f0e79c2635351f935d2d5f01af

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

532 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	EXCEL.EXE
532	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\Purchase Order.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:532

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

Replay Monitor

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Downloads

memory/532-114-0x00007FF7EB170000-0x00007FF7EE726000-memory.dmp

Filesize
53.7MB

Download
memory/532-115-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-116-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-117-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-118-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-119-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-122-0x00007FFB4D870000-0x00007FFB4E95E000-memory.dmp

Filesize
16.9MB

Download
memory/532-123-0x00007FFB4B970000-0x00007FFB4D865000-memory.dmp

Filesize
31.0MB

Download
memory/532-277-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-278-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-279-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download
memory/532-280-0x00007FFB2BCA0000-0x00007FFB2BCB0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads