eb38739c2fa7aaf54fbff0e1902aff7531855eaa086f58709374c8161181385e

Analysis

max time kernel
102s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
04-07-2022 07:38

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General

Target

RFQ- 1130001361.xlsx
Size

177KB
MD5

e2f71641342ac10c036c789a80660d12
SHA1

6b003f26d90c664b9fd7f4f472915bba10354a15
SHA256

eb38739c2fa7aaf54fbff0e1902aff7531855eaa086f58709374c8161181385e
SHA512

76108e07765a738dac85ba6ab3b9eba26929d979895c1ca5fdf9e664578d7ce6f2806528a56a7e5646c8e25ef0a9c2cee6e1bb2c0f96e086c6a7910b0b09c78b

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

3420 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	EXCEL.EXE
3420	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\RFQ- 1130001361.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3420

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/3420-130-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-131-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-132-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-133-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-134-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-135-0x00007FFD86CE0000-0x00007FFD86CF0000-memory.dmp

Filesize
64KB

Download
memory/3420-136-0x00007FFD86CE0000-0x00007FFD86CF0000-memory.dmp

Filesize
64KB

Download
memory/3420-138-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-139-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-140-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download
memory/3420-141-0x00007FFD89370000-0x00007FFD89380000-memory.dmp

Filesize
64KB

Download