c07f1a20f4ec699e3f2eedff1e2c08501ab1ab93d4651edac4fd0f950e02fb89

Analysis

max time kernel
121s
max time network
142s
platform
windows10_x64
resource
win10-en-20211014
submitted
28-10-2021 10:36

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General

Target

INVOICE56K.xlsx
Size

443KB
MD5

4cdf1a31c469b31f3a8beb518ea7463c
SHA1

b44fb9c8b59ad5c465c9c30ada4f768247460c30
SHA256

c07f1a20f4ec699e3f2eedff1e2c08501ab1ab93d4651edac4fd0f950e02fb89
SHA512

762a1d304b1633cdf53c9dabd627e25ad5fc86cb7f5644178c9d7cc81b607db9d1e422a44fd5ea84217779c94a14459a2ddfcb9c41bb042267b30a90e5d74d5c

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

2680 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	EXCEL.EXE
2680	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\INVOICE56K.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2680

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/2680-115-0x00007FFD922E0000-0x00007FFD922F0000-memory.dmp

Filesize
64KB

Download
memory/2680-116-0x00007FFD922E0000-0x00007FFD922F0000-memory.dmp

Filesize
64KB

Download
memory/2680-117-0x00007FFD922E0000-0x00007FFD922F0000-memory.dmp

Filesize
64KB

Download
memory/2680-118-0x00007FFD922E0000-0x00007FFD922F0000-memory.dmp

Filesize
64KB

Download
memory/2680-119-0x00007FFD922E0000-0x00007FFD922F0000-memory.dmp

Filesize
64KB

Download
memory/2680-121-0x00000144CD130000-0x00000144CD132000-memory.dmp

Filesize
8KB

Download
memory/2680-120-0x00000144CD130000-0x00000144CD132000-memory.dmp

Filesize
8KB

Download
memory/2680-122-0x00000144CD130000-0x00000144CD132000-memory.dmp

Filesize
8KB

Download
memory/2680-128-0x00007FFD8F430000-0x00007FFD8F440000-memory.dmp

Filesize
64KB

Download
memory/2680-129-0x00007FFD8F430000-0x00007FFD8F440000-memory.dmp

Filesize
64KB

Download