2de1a61b2484311c0f90b40e7bc01cb0638c86ad2a20735af3c55adc99deaec3

Analysis

max time kernel
121s
max time network
123s
platform
windows10_x64
resource
win10-en-20210920
submitted
21-10-2021 06:02

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General

Target

Payment Supplier.xlsx
Size

369KB
MD5

02695386400579cc3dc56290575ed450
SHA1

caa3604d4f67f440d47462619907445bec88e357
SHA256

2de1a61b2484311c0f90b40e7bc01cb0638c86ad2a20735af3c55adc99deaec3
SHA512

c58cb66874954149b55eccc588f13deea18ea287819ae42d134599fc1ed9d9c36e662dc901773533d0b0b86ef4a2c3466215baa3ee56a52a051fb7ab730e9dad

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

3736 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	EXCEL.EXE
3736	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 Supplier.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3736

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/3736-115-0x00007FFC1A9F0000-0x00007FFC1AA00000-memory.dmp

Filesize
64KB

Download
memory/3736-116-0x00007FFC1A9F0000-0x00007FFC1AA00000-memory.dmp

Filesize
64KB

Download
memory/3736-117-0x00007FFC1A9F0000-0x00007FFC1AA00000-memory.dmp

Filesize
64KB

Download
memory/3736-118-0x00007FFC1A9F0000-0x00007FFC1AA00000-memory.dmp

Filesize
64KB

Download
memory/3736-120-0x00000258B2DD0000-0x00000258B2DD2000-memory.dmp

Filesize
8KB

Download
memory/3736-119-0x00000258B2DD0000-0x00000258B2DD2000-memory.dmp

Filesize
8KB

Download
memory/3736-121-0x00007FFC1A9F0000-0x00007FFC1AA00000-memory.dmp

Filesize
64KB

Download
memory/3736-122-0x00000258B2DD0000-0x00000258B2DD2000-memory.dmp

Filesize
8KB

Download