765a0b4da72ab6434010d966df81d1853a6dcb1327b609319332390856c4ac73

Analysis

max time kernel
104s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
19-04-2021 21:59

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General

Target

765a0b4da72ab6434010d966df81d1853a6dcb1327b609319332390856c4ac73 (1).xls
Size

60KB
MD5

43f414109ce2d6499a026495da965d4c
SHA1

2e758022671b7e8b2b34d1e0f4b8084a1e824eed
SHA256

765a0b4da72ab6434010d966df81d1853a6dcb1327b609319332390856c4ac73
SHA512

44a554e048308dcb481164bee66e16ce4042b1af9818a48d97b18ff0bf27b49db1a4f21a22054e56f494e70b7bcca6b212f3a96c80398125cea5fd8c1b463a48

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3904 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	EXCEL.EXE
3904	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\765a0b4da72ab6434010d966df81d1853a6dcb1327b609319332390856c4ac73 (1).xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3904

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/3904-114-0x00007FF630BA0000-0x00007FF634156000-memory.dmp

Filesize
53.7MB

Download
memory/3904-115-0x00007FF824490000-0x00007FF8244A0000-memory.dmp

Filesize
64KB

Download
memory/3904-116-0x00007FF824490000-0x00007FF8244A0000-memory.dmp

Filesize
64KB

Download
memory/3904-117-0x00007FF824490000-0x00007FF8244A0000-memory.dmp

Filesize
64KB

Download
memory/3904-118-0x00007FF824490000-0x00007FF8244A0000-memory.dmp

Filesize
64KB

Download
memory/3904-122-0x00007FF824490000-0x00007FF8244A0000-memory.dmp

Filesize
64KB

Download
memory/3904-121-0x00007FF844EA0000-0x00007FF845F8E000-memory.dmp

Filesize
16.9MB

Download
memory/3904-123-0x00007FF842FA0000-0x00007FF844E95000-memory.dmp

Filesize
31.0MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads