54167fce5b8273b4a21f9da96c32113ebe3e5831f51aebad3ae1e97d5165f263

Analysis

max time kernel
104s
max time network
125s
platform
windows10_x64
resource
win10-en-20210920
submitted
13-10-2021 00:04

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General

Target

Payment Advise.xlsx
Size

337KB
MD5

2a2774f89f6ac878975ef5227cc8a92b
SHA1

bfbfd645fed06b7598bfe1f583d0ba04ad943b29
SHA256

54167fce5b8273b4a21f9da96c32113ebe3e5831f51aebad3ae1e97d5165f263
SHA512

58faad098728b89d6e99ee6e240846b04a35047e317791a47905cd2a6117a487e9ae9a6ab6d33d1405c6be4e7cdc71b18c512929c92ed3910b8554ffe13e929d

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

1684 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	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\Payment Advise.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1684

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/1684-115-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/1684-116-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/1684-117-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/1684-118-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/1684-119-0x000002C473260000-0x000002C473262000-memory.dmp

Filesize
8KB

Download
memory/1684-120-0x000002C473260000-0x000002C473262000-memory.dmp

Filesize
8KB

Download
memory/1684-121-0x00007FFEE1440000-0x00007FFEE1450000-memory.dmp

Filesize
64KB

Download
memory/1684-122-0x000002C473260000-0x000002C473262000-memory.dmp

Filesize
8KB

Download